Answer:
True
Explanation:
some species of starfish have the ability to regenerate lost arms and can regrow an entire new limb given time
Morphological and genetic comparisons group 30 species of snapping shrimp (genus Alpheus) into 15 pairs of closely related species. What is the best explanation for the fact that one member of each pair lives on the Atlantic side of the Isthmus of Panama, whereas the other member of each pair lives on the Pacific side
Answer:
species rose by allopatric speciation when Isthmus of Panama separated the ancestral species.
Explanation:
The causes of the morphological and the genetic comparison of the groups of 30 species can be explained by the part of the species that have an allopatric specialization. Suggest the mode of the specialization that occurs when the biological population of the same species becomes isolated with each other This prevents the interference of the gene flow. The isthmus of the Panama is a narrow strip of the lands and contains the countries of the Panama and was formed about 2.8 million years ago.Which of the following is defined as a group of countries committed to removing all barriers to the free flow of goods and services between each other, but pursuing independent external trade policies
Answer:
(FTA) Free trade areas
Explanation:
A free trade areas are those areas or regions that are designed as trade blocs and have signed as a trade and such agreements involves the cooperation between at least two countries to reduce the trade barriers and the imports quotas and the tariffs.An increase the trade and free flow of the services between the member nations and also considered to be an open borderland and are related to the trading agreements and maintain an identical external tariff.Suppose you monitor a large number (many thousands) of stars over a period of 3 years, searching for planets through the transit method. Which of the following are necessary for this program to detect an extrasolar planet around one of these stars?
a. You must be able to precisely measure variations in the planet's brightness with time.
b. You must be able to precisely measure variations in the star's brightness with time.
c. As seen from Earth, the planet's orbit must be nearly face-on (perpendicular to our line-of-sight).
d. The planet must have an orbital period of more than about 3 years.
e. As seen from Earth, the planet's orbit must be seen nearly edge-on (in the plane of our line-of-sight).
f. You must repeatedly obtain spectra of the star that the planet orbits.
g. The planet must have an orbital period of less than about 1 year.
h. You must repeatedly obtain the spectra of the planet itself.
Answer:
c) As seen from Earth, the planet's orbit must be seen nearly edge-on (in the plane of our line-of-sight)
a) You must be able to precisely measure variations in the star's brightness with time.
g) The planet must have an orbital period of less than about 1 year.
Explanation:
Answer:
The following are necessary for this program to detect an extrasolar planet around one of these stars:
b. You must be able to precisely measure variations in the star's brightness with time.
e. As seen from Earth, the planet's orbit must be seen nearly edge-on (in the plane of our line-of-sight).
f. You must repeatedly obtain spectra of the star that the planet orbits.
g. The planet must have an orbital period of less than about 1 year.
Explanation:
Although it might be difficult to observe the brightness of a planet, their star's dip in brightness will be used to detect the star. The star brightness reduce by small percentage to signal passing each of extrasolar planet. Spectral of star can be obtained from the planets
Also, using direct imaging from the interferometer, extrasolar planets can be observed nearly edge-on in the plane of our sight.
Each planet must be able to complete some revolutions around to star within the observation time(3 years for this question).
Which of the following statements represent data rather than interpretation? Which of the following statements represent data rather than interpretation? Yellowstone N.P. has an area of low topography nearby caused by hotter than average mantle below the crust. There is an area of low topography southwest of Yellowstone Volcanic features in Yellowstone N.P. are related to the process that produced the low topography to its west. The low topography to the west of Yellowstone N.P. formed when North America moved over a hot spot. Yellowstone N.P. is a supervolcano.
Answer: There is an area of low topography southwest of Yellowstone
Explanation: data refers to information gathered in other to solve or interpret or generate insight on a particular study.
Interpretation refers to explanation of fact derived from data. Stating how and why a particular conclusion was made.
The statement, 'there is an area of low topography southwest of yellowstone' represents a data which can be adopted in the process of interpretation as it doesn't explain why, how or the significance of the low topography southwest of Yellowstone.
Other statements in the option explained the cause and formation of the yellowstone and the volcanic features at the yellowstone N. P
The statements representing data about Yellowstone National Park are those that provide factual descriptions without explaining causes or reasons. This includes their statements about low topography, supervolcano status, and the hotter than average mantle. Distinguishing between data and interpretation is crucial for understanding the difference between raw facts and our explanations of these facts.
Explanation:The statements that represent data rather than interpretation are: 'Yellowstone N.P. has an area of low topography nearby caused by hotter than average mantle below the crust.', 'There is an area of low topography southwest of Yellowstone', and 'Yellowstone N.P. is a supervolcano.'
These statements are observational facts giving a description of Yellowstone National Park (N.P.) and its features. They don't interpret or try to explain the reasons or causes behind these observations. On the other hand, the statements like 'Volcanic features in Yellowstone N.P. are related to the process that produced the low topography to its west.' and 'The low topography to the west of Yellowstone N.P. formed when North America moved over a hot spot.' are interpretations, as they are trying to find explanation or reasons behind some phenomena or facts.
Understanding the difference between these two is important as data gives you the raw, unbiased facts while interpretation tries to make sense of these facts based on our existing knowledge and understanding of the world.
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Identify the true statement. Choose one: A. Charles Lyell correctly explained how fossils form, and he formulated some of the basic principles of relative dating. B. Archbishop James Ussher introduced the principle of uniformitarianism. C. Henri Becquerel discovered principles of radioactivity, which led to the determination of the Earth's age. D. James Hutton, the father of geology, added up generations of patriarchs in the Bible and concluded that the birth date of the Earth was October 23, 4004 B.C.E.
Among the provided statements, the true one is that Henri Becquerel discovered the principles of radioactivity, which eventually lead to the ability to determine the Earth's age.
Explanation:The correct answer is: C.
A brief explanation for the choices: A. While Charles Lyell did play an important role in geology, his insights pertained more to the long time scales involved in geological processes, not specifically how fossils form or principles of relative dating. B. Archbishop James Ussher did not introduce the principle of uniformitarianism, this was done by James Hutton, a Scottish geologist often referred to as the 'Father of Modern Geology'. D. James Hutton is incorrectly attributed in this choice; it was Archbishop Ussher, not Hutton, who did the biblical calculation of Earth’s age.
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WILL MARK BRAINLIEST!! due today!!! asap!!
write in your own words please!!
1. Name one mammal that lives in Antarctica
2. Describe special physical characteristics that help it survive in the cold climate
Explanation:
1.blue whale
2.Because whales are warm-blooded mammals one of the factors that help keep their body warm is by increasing their metabolic rate which helps burn calories and transfer heat through their blood and to vital organs and muscles.
Whales are also able to keep warm due to the thick layer of insulated blubber that surrounds their body. Depending on the species the thickness of the blubber can range anywhere from 2 inches to over a 1 ft thick!
Ocean surface currents transfer about ________ of the total amount of heat from the tropics to the poles. two-thirds one-third one-fourth one-half three-fourths
Answer:
One-Third
Explanation:
What geological feature can be created by a transform boundary
Answer:
Mid ocean ridges and subduction zones :)
Explanation:
Trenches a. border continental and island volcanic arcs. b. result from seafloor spreading. c. are found at divergent boundaries. d. may be more than 100 km (62 miles) deep.
Answer: A) border continental and island volcanic arcs
Explanation:
Trenches refers to a type of excavation or depression in the ground that is usually deeper than it is wide, and narrow than its length. Trenches border continental and island volcanic arcs.
Trench is a word used in different professions to depicts different things:
Trenches are as a result of erosion caused by rivers or by geological movement of tectonic plates in GEOLOGY.
Trenches are created to install underground infrastructure or utilities or later to access these installations in CIVIL ENGINEERING.
Trenches can also be dug for MILITARY defensive purposes.
The "trench method" is a term used in ARCHAEOLOGY for searching and excavating ancient ruins or to dig into strata of sedimented material.
What is the most likely reason why fewer young people are becoming farmers?
A.
Fewer people are finding farming to be a very interesting profession.
B.
There are fewer opportunities to get advanced education in agricultural sciences.
C.
Most farmers' income is significantly less than the national average.
D.
Most young people cannot raise the money needed to get started in the profession.
Answer:
C and probably D
Explanation:
It should be understood that though farming is still a lucrative and important activity, small farms no longer have great roles in agriculture, and there are other ways to provide one's family with food and money.
The main thing that can be regarded as an important reason why fewer young people are becoming farmers can be linked or related to globalization, industrialization and urbanization.
In this present time, there are many opportunities for young people to study and perform very lucrative activities in big urban centers. This is because in large cities we can find schools and universities, as well as numerous companies who offer an immense amount of job opportunities with great wages, that demand less physical effort than farming, which is far more attractive to younger people.
Answer:
The correct answer is D on edge.
Explanation:
Scientists have been able to prove that Earth's core is solid in its central portion and molten in the outer portion by studying how the core deflects ____ waves created in Earth's magnetic axis (the line between the north and south magnetic poles) and its rotation axis.
Answer:
it is D hope that was write :D
Explanation:
Which of the following do fossils represent and what do they tell us?
a. extant species that tell the story of human origins
b. extinct organisms that provide a record of the history of life on the planet
c. plants that provide proof of catastrophism
d. organisms that demonstrate the age of the Earth through the process of uniformitarianism
Answer:
b. extinct organisms that provide a record of the history of life on the planet
Explanation:
Fossil are preserved remains or traces of organism that once existed in the past geologic period. These organisms might leave remains of their hard parts like tooth or bones. Discovering these bones or tooth gives more information on the history of past life on the planet earth. Impression left by soft parts like the leaf vein can also be use to provide history of life on earth.
Most fossils are usually remains of extinct organisms, that is organism that once lived in the earth. Organism activities such as burrowing made by small organism can serve as a fossil record too. Studying these traces provide more information of life on earth.
For Fossilization to occur it requires some criteria or condition for it to occur. These includes rapid and permanent burial to avoid loss of the body parts, Lack of oxygen to prevent rapid decay of the organism part and the absence of heat to limit destruction of the body parts.
Answer:erwt
Explanation:terwewtr
In the tropics, the absorbed solar energy is greater than the emitted thermal radiation lost to space. The reverse is true at the poles. What stops the tropics getting hotter and hotter and the poles getting colder and colder?
Answer:
Cyclones and ocean currents transport heat towards the poles
Explanation:
The reason why the tropics is not getting hotter and the poles not getting colder is due to the activities of cyclones and ocean currents which transport heats towards the poles thus enabling the temperatures at the tropics and the poles to remain fairly constant.
In the tropics, the absorbed solar energy is greater than the emitted thermal radiation lost to space. The reverse is true at the poles. What stops the tropics getting hotter and hotter and the poles getting colder and colder?
Answer:
It is called Global atmospheric circulation
Explanation:
Though the earth receives virtually the same amount of energy from the sun but Due to the shape of the earth and some other factors like the surface albedo the tropics absorb more heat energy from the sun than the poles. What stops the tropics getting hotter and hotter or the poles getting colder and colder is the atmospheric circulation. It majorly follows the pattern that cold air from the poles are dense and heavier compared to warm air from the tropics which is warm and light. The great circulation ensures that the dense cold air from the poles moves to the tropics replacing the warm light air which has replaced the cold air at the poles. This cycle is repeated as soon as the new air at the poles becomes cold and the air at the at the tropics becomes warm.
The greenhouse effect prevents the tropics from getting hotter and the poles from getting colder.
Explanation:The relatively constant temperature of the Earth is maintained by the greenhouse effect. In the tropics, where absorbed solar energy is greater than emitted thermal radiation lost to space, greenhouse gases such as carbon dioxide trap the heat and prevent the tropics from getting hotter and hotter. Conversely, at the poles, where emitted thermal radiation is greater than absorbed solar energy, the lack of sunlight prevents the poles from getting colder and colder.
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An incident is geographically dispersed, and it is not feasible for the incident base to support the incident logistical needs. Assuming that you do not want to divide the incident in two separate incidents, what is another option for managing this incident?
Answer:
Establish a second Logistics Section reporting to a Deputy Incident Commander (Logistics).
Explanation:
Establishing a second Logistics Section reporting to a Deputy Incident Commander (Logistics) ensure adequate feasibility support to the incident logistics need.
This ensures that the most pressing needs are met, and that precious resources are used without duplication or waste. This is to establish planning and management functions for responding partners to work in a coordinated and systematic approach.
___________ rocks form when existing rocks are subjected to high temperatures and pressures that cause changes in mineralogy and texture but do not melt.
Answer:
Metamorphic
Explanation:
That is the definition of metamorphic rocks
Teosinte kernels are covered in a hard fruitcase, whereas maize kernels are "naked." What happened when Dr. Doebley's team introduced maize's version of the fruitcase gene into teosinte plants?
Answer:
Teosinte kernels were partially exposed
Explanation:
The teosinte with the maize fruitcase regulatory gene produces seeds that are partway to being maize kernels
Final answer:
Introducing the maize version of the fruitcase gene into teosinte replicated one of the domestication changes, leading to teosinte with more accessible kernels. This genetic manipulation is part of how teosinte was selectively bred into modern maize, showing human impact on plant evolution.
Explanation:
When Dr. Doebley's team introduced maize's version of the fruitcase gene into teosinte plants, they effectively replicated one of the key changes that occurred during the domestication process from teosinte to maize. Teosinte has a hard fruit case that covers its kernels, which posed a challenge for early humans in accessing the edible parts of the plant. Through selective breeding, ancient indigenous peoples in what is now Mexico were able to transform teosinte into maize, which has exposed kernels that are easier to harvest and consume. The ability to manipulate the fruitcase gene, among others, facilitated the development of modern corn with its more desirable agricultural traits, like larger ears and more accessible seeds.
Based on extensive research, it is understood that significant changes in selective breeding and modifications of developmental genes have dramatically altered the physical characteristics of teosinte to produce the maize we are familiar with today. This domestication process is an excellent example of how humans can shape the evolution of plant species to meet their nutritional and agricultural needs.
According to the theoretical model on the origins of slavery in America, the contact situation- the conditions under which groups first come together- is the single most significant factor in the creation of a minority group status.
Answer:
is the single most significant factor in the creation of a minority group status.
Explanation:
According to the theoretical model of the origins of slavery in America, the English colonies arrived n the point comfort Virginia near the Jamestown that had seized them form the Portuguese ship and the enslaved person was treated property and illegal sold in the market and created a minority group status.In which setting would regional metamorphism be most likely? In which setting would regional metamorphism be most likely? at shallow depths along major transform faults in the continental crust at shallow depths below an oceanic ridge or rift zone at shallow depths beneath the seafloor where water pressures are immense at great depths in the crust where two continents are colliding
Answer:
At a great depths in the crust where two continents are colliding
Explanation:
The regional metamorphism is one that is most likely to occur when the rocks are buried deep inside the earth crust and is most associated with the convergent plate boundary and the formation of the mountain ranges and takes place within the continental slopes and has relatively young sedimentary rocks and occurs at a depth of about 10 to 20 km.Regional metamorphism is most likely to occur at great depths in the crust where two continents are colliding, a scenario that presents the necessary pressure, heat, and deformation for metamorphism.
Explanation:Regional metamorphism is most likely to occur at great depths in the crust where two continents are colliding. This scenario is indicative of a subduction zone, a region where one tectonic plate is forced beneath another. When two continental masses collide, the immense pressure and high temperatures result in metamorphism, the process by which the structure and composition of rocks are changed.
On the other hand, at the boundaries of tectonic plates, specifically, at shallow depths along major transform faults in the continental crust, or at shallow depths beneath an oceanic ridge or rift zone, different geological processes occur rather than regional metamorphism. For example, rift zones - places where plates are moving apart - are characterized by volcanic activity and creation of new crust, but not by metamorphism.
Therefore, the setting of the highest likelihood for regional metamorphism is in areas of continental collision, where rock is subjected to both extreme pressure and significant changes in temperature. This is how many mountain ranges, like the Alps, were formed.
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When an earthquake occurs, energy radiates in all directions from its source. The source is also referred to as the ________. Group of answer choices epicenter
Answer:
C. FOCUS
Explanation:
Focus is the point where the rock starts to fracture. It is referred to as the origin of the the earthquake. Also, known as the hypocenter, vibrating energy from the hypocenter travels in all directions. It's the point where rupture starts.
Epicenter is usually misinterpreted as the focus, but epicenter is actually the point on land that is directly above the focus. It isn't the starting point, but it's the point on the land that's above the starting point.
Ground-level ozone in most major united states cities results primarily from
Answer: it results primarily from nitrogen dioxide which comes from Combustion and industrial emissions
Explanation: The most important constituent in the production of ozone is nitrogen dioxide. Nitrogen dioxide comes primarily from Combustion of cars and heavy industrial emissions from factories and industries. It can also come from natural sources which includes wildfires.
Answer: Ground-level ozone in most major United States cities results primarily from motor vehicle exhausts.
Explanation:
Ozone is composed of three oxygen atoms. It is a pale blue gas.There are two types:
1)Stratospheric ozone:(naturally occurring) also famously known as ozone layer,that forms high in the atmosphere.This is considered as a 'good ozone' as it protects earth from harmful sun's ultraviolet radiation.
2)Ground-level ozone: forms just above the earth's surface.This is considered dangerous and harmful for both humans and ecosystem health. It is formed when nitrogen oxides photochemically react with volatile organic compouds. Nitrogen dioxide, the most significant component in the creation of ozone, comes fundamentally from motor vehicles and industrial emissions.
Identify the statement that is true about the abyssal plains. a. The abyssal plains of the eastern Atlantic Ocean stretch from the continental shelf to the base of the mid-ocean ridge. b. They are underlain by warm, young oceanic lithosphere. c. They are covered by microscopic plankton shells and fine flakes of clay. d. They are dissected by submarine canyons.
Answer:
The abyssal plains of the eastern Atlantic Ocean stretch from the continental shelf to the base of the mid-ocean ridge.
Explanation:
The others are false
You are the mayor of Destiny, a small town with a population of 6,000. Destiny sits at sea level, and it’s western boundary faces the Gulf of Mexico. You know that global warming will cause sea waters to rise in the next 20 years, and you need ideas for keeping Destiny safe. So you announce a new contest at your next town meeting. Townspeople are asked to submit ideas for handling the rising ocean on a city website. Ideas that are supported by more than 1000 people will be considered as finalists in the contest. The winner of the contest will receive $5,000 and the opportunity to work with city planners to implement his or her idea.
Answer: Crowdstorming
Explanation:
This is an example of crowdstorming because you have asked the public to evaluate each other’s ideas, as well as posting new ideas. Crowdstorming involves generating new ideas, but not evaluating them, while crowdfunding involves asking the public for money to implement an idea.
An idea must be supported by more than approximately 16.75% of the population to be considered as a finalist. This is the percentage that is just over the threshold of 1000 supporters out of a population of 6000."
The town of Destiny has a population of 6000, and for an idea to be considered as a finalist in the contest, it needs to be supported by more than 1000 people. To find out what percentage of the population this represents, we divide the number of required supporters by the total population:
[tex]\[ \frac{1001}{6000} \][/tex]
This fraction represents the minimum proportion of the population needed to support an idea for it to qualify as a finalist. To simplify this fraction, we can divide both the numerator and the denominator by their greatest common divisor (GCD). However, since we are looking for a percentage greater than this fraction, we can directly convert it to a percentage by multiplying by 100:
[tex]\[ \frac{1001}{6000} \times 100 = \frac{1001}{60} \][/tex]
Now, to simplify this fraction, we can divide both the numerator and the denominator by 60 (since 1001 is not divisible by 60, we can consider the next whole number that is, which is 120, and 1001 is approximately 1201, which is divisible by 60):
[tex]\[ \frac{1001}{60} \approx \frac{1201}{60} = \frac{1201}{60} \times \frac{1}{1} = \frac{20.0166667}{1} \][/tex]
So, the fraction simplifies to approximately 20.0166667%. However, since we are looking for the percentage that is just above the threshold of 1000 supporters, we take the exact value of [tex]\(\frac{1001}{6000}\)[/tex] and multiply by 100 to get the percentage:
[tex]\[ \frac{1001}{6000} \times 100 = \frac{1001}{60} \approx 16.6833333 \][/tex]
the top of the food chain and threatening the health of future generations
Answer:
Humans Are the apex of food chains and the healthy population is made by their interaction.
Explanation:
At the top of the food chain are the meat-eaters as the carnivorous animals and the man and include other wild animals like the polar bears and the orca whales etc. They are considered to be the apex predator and are responsible for the flow of the food chains and thus form an important component of the ecological systems and future is made and influenced by them. They tend to check the balance of the primary and secondary elements of the food chain.The question seems to reference the biological phenomenon of biomagnification. This is the process whereby toxins concentrate in organisms as one ascends the food chain, hence affecting the health of top-level consumers, including humans.
Explanation:The statement appears to refer to the concept of biomagnification in Biology. Biomagnification or bioaccumulation refers to the increasing concentration of a substance, such as a toxic chemical, in the tissues of organisms at successively higher levels in a food chain. For instance, a toxic chemical might be very diluted in water, but small organisms may consume this contaminated water. Through the food chain, these toxins then reach the organisms at higher trophic levels, where they may become concentrated, thus threatening their health. Human beings, being the top consumers, are also at a risk due to this effect.
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You observe a plane approaching overhead and assume that its speed is 500 miles per hour. The angle of elevation of the plane is 15° at one time and 56° one minute later. Approximate the altitude of the plane. (Round your answer to two decimal places.)
Answer:
The altitude of the plane is 2.7244 miles
Explanation:
Consider the sketch shown below.
XY = distance traveled by the airplane after 1 minute
recall distance = speed × time
XY = 500 ×[tex]\frac{1}{60}[/tex] =8.33 miles
From trigonometry laws,
cot 15 = [tex]\frac{AX}{AB}[/tex]
cot 56 = [tex]\frac{AY}{AB}[/tex]
cross multiplying,
AX = AB cot 15
AY = AB cot 56
AX - AY = AB cot 15 - AB cot 56
Recall that AX - AY = XY
Hence,
XY = AB (cot 15 - cot 56)
XY = AB (3.73205 - 0.67451)
XY = 3.05754 AB
AB = [tex]\frac{XY}{3.05754}[/tex] = [tex]\frac{8.33}{3.05754}[/tex] = 2.7244 miles
∴ The altitude of the plane is 2.7244 miles
What is the difference between the lithosphere and asthenosphere? At what depth does the lithosphere- asthenosphere boundary occur? Is this above or below the Moho? Is the asthenosphere entirely liquid?
Answer:
The difference between the lithosphere and asthenosphere? At what depth does the lithosphere- asthenosphere boundary occur? Is this above or below the Moho? Is the asthenosphere entirely liquid? It lies below the lithosphere, at depths between approximately 80 and 200 km (50 and 120 miles) below the surface. The lithosphere–asthenosphere boundary is usually referred to as LAB. The asthenosphere is almost solid, although some of its regions could be molten
Explanation:
Both the lithosphere and asthenosphere are part of Earth and are made of similar material. Lithosphere is made up of Earth's outermost layer, the crust, and the uppermost portion of the mantle. In comparison, the asthenosphere is the upper portion of Earth's mantle;The lithosphere is everything above the part of the mantle which can flow and the asthenosphere is everything including and below. the lithosphere-asthenosphere boundary occurs at 1280 C approximately at 150 km.
Explanation:
Difference Between the lithosphere and asthenosphere:
Lithosphere is a solid outermost shell of the earth planet and composed of three layers o crust, mantle and core. The viscous and ductile region that lies under the lithosphere is called asthenosphere. So the difference between both of these layers is
" Lithosphere is a solid layer as it composed of rigid materials and the temperature is relatively cool then that of asthenosphere. Asthenosphere composed of viscous melted material and this region has high temperature and pressure."
Depth of lithosphere & asthenosphere boundaries:
The boundary of lithosphere and asthenosphere lies at the depth of about 100 to 150 km.
Above or below the Moho:
Moho lies at the depth of about 35 Km so the boundary of lithosphere and asthenosphere lies below the Moho.
Is the asthenosphere entirely liquid :
Although asthenosphere has a flowing ability but we can not say that its a liquid. Asthenosphere is composed of melted rocks so it lies in the category of solid. Its a viscous melted material. Its not entirely a liquid.
Are the current shorelines of South America and Africa accurate representations of those continents when they were rifted apart? What factors other than rifting and seafloor spreading could have modified the shape of the current shorelines?
Answer:
Yes, they were believed to be modified by the formation of the rift valleys and volcanoes activity.
Explanation:
The theory given by the Alfred Wegener provided evidence of the drifting of the continents and the formation of the current shoreline with the respect to the breakup of the super landmass and thus the shorelines of Africa and those of South America are an accurate representation of the breakup and the drift The several factors are accountable for the nature of the coastline that has modified the shape and the size of the continent includes the formation of the rift valleys and the geologic and the tectonic processes and the presence of the faults and the folds in the history of the earth crust.Korea is a good example of a(n)
a.sovereign state
b.nation-state existing in a unified condition.
c.ethnicity divided between more than one state.
d.colony divided between more than one ethnicity.
e.patron-state
Answer:
c.ethnicity divided between more than one state.
Explanation:
Korea is an East Asian nation and is located on the southern Korean peninsular and shares one of the heavily metalized borders. And is divided into more than one state and southern and the western parts of the nations and they belong to the East Asian nations.Plus they have a number of the native southwestern Manchurian ethnic groups and lives in the north and south Korea and along with the ethnic minority of china and japan and the Philippines etc. As of the 2020, there are estimated more than 8.3 million ethnic Koreans population.Korea is best described as an ethnicity divided between more than one state, due to the presence of both North Korea and South Korea as separate sovereign entities with a shared Korean heritage ethnicity divided between more than one state. Hence the correct option is C.
The question 'Korea is a good example of a(n)...' asks us to classify Korea in terms of its political and ethnic organization. When we consider the modern geopolitical state of Korea, we find that it is divided into two separate sovereign states: North Korea and South Korea. Based on the provided options, the most accurate classification would be c. ethnicity divided between more than one state. This is because the Korean ethnicity is primarily split across two states, each with its own independent government, despite sharing a common cultural and historical heritage. The existence of North Korea and South Korea as separate entities also reflects historical division imposed by international forces rather than a natural evolution into two distinct nations.
The astronomical event that is now thought to have occurred some 65 million years ago, resulting in the death of a large fraction of all living species and leaving a layer of clay containing an enhanced concentration of a rare metal, iridium, in the geological record in rocks throughout Earth was a(n):
Answer:
Asteriod
Explanation:
The astronomical event called the K-T event (Cretaceous-Tertiary Mass Extinction event) that is now thought to have occurred some 65 million years ago, resulting in the death of a large fraction of all living species and leaving a layer of clay containing an enhanced concentration of a rare metal, iridium, in the geological record in rocks throughout Earth was an Asteroid.
This asteroid is thought to have been responsible for the death of the last of the dinosaurs and created a crater at the point of impact in the Yucatan region of Mexico. This crater is called the Chicxulub crater and has been age dated (by the 40Ar/39Ar method) at 65 million years.
It is said to be an 180-km diameter ring structure.
It is safe for us to look at all stars except the Sun. When seen from Earth, why does the Sun appear so large and bright that we
must never look directly at it?
-0)
The Sun is closer than other stars.
The Sun is bigger than other stars.
The Sun spins faster than other stars.
D)
The Sun burns hotter than other stars.
Pick the first choice.
The next nearest star, outside our solar system, is more than 63 THOUSAND times as far from us as the Sun is, and ALL the others are farther away than that.
It's like the difference between a flashlight 1 inch from your eye and a flashlight 1 MILE from your eye.
The Sun appears larger and brighter compared to other stars because it is the closest star to Earth. Its extreme brightness can cause eye damage if it is viewed directly. Other stars may be larger or hotter, but because they're much farther away, they appear smaller and less bright.
Explanation:The reason we must never look directly at the Sun is primarily because it is much closer to Earth than any other star. As a result, it appears larger and brighter to us. However, this does not mean that the Sun is the biggest or hottest star in the universe, it's just the closest one to us. Its vast brightness can cause eye damage if observed directly.
It's also important to notice that even though the Sun might seem huge to us, other stars might be even larger or hotter, but because they are extremely far away, they appear as small glowing dots in the night sky.
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