The location of the center of our galaxy was first determined by observations of globular clusters.
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What conditions are needed for a hurricane to form?
Answer:
Air from surrounding areas with higher air pressure pushes in to the low pressure area. Then that "new" air becomes warm and moist and rises, too. As the warm air continues to rise, the surrounding air swirls in to take its place. As the warmed, moist air rises and cools off, the water in the air forms clouds. The whole system of clouds and wind spins and grows, fed by the ocean's heat and water evaporating from the surface.
Source: https://spaceplace.nasa.gov/hurricanes/en/
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A hurricane needs warm ocean water above 80 °F, rapid air ascent, condensation, cyclonic motion influenced by the Coriolis force, and a progression from a tropical depression to a named storm, and finally to a hurricane upon reaching wind speeds of 74 mph. These conditions are more prevalent in the tropics, leading to hurricanes that are extremely dangerous because of their devastating wind speeds and heavy rainfall.
Explanation:The conditions needed for a hurricane to form include warm ocean water with temperatures above 80 °F, which is crucial for the formation of these intense storm systems. This warm water leads to rapidly rising humid air. As the air rises, it cools, condenses, and can result in heavy rains. A critical feature of hurricanes is their cyclonic motion, influenced by the rotation of the earth, leading to a counterclockwise rotation of storms in the Northern Hemisphere and a clockwise rotation in the Southern Hemisphere due to the Coriolis force. Hurricanes start as tropical depressions, progress to being named tropical storms, and upon reaching wind speeds of 74 mph, are classified as hurricanes.
Hurricanes are most prevalent in the tropics because of the available warm water and favorable atmospheric conditions. These storms can be incredibly dangerous due to their potential to cause torrential rainfall, high winds (exceeding 100 mph), and significant property damage. The destructiveness of hurricanes is further exacerbated by the cubic relationship between wind velocity and destructive power, explaining why a hurricane's wind force can lead to massive destruction.
Something sailors may see over the horizon
Answer:
jesus' light
Explanation:
In what state would you find the tallest mountain east of the mississippi river?
Answer:
Mount Mitchell
Explanation:
What six countries is indian subcontinent composed of
The Indian subcontinent (also called South Asia) is the geographical region that is currently divided among the states of India, Pakistan, Bangladesh, Nepal and Bhutan. However, for cultural and geographical reasons, the island states of Sri Lanka and Maldives are also considered part of this subcontinent.
This landmass, which is a peninsula in the southern region of Asia, is mostly situated on the Indian Plate. In this sense, it is considered a subcontinent because it belongs to a continent, but is smaller compared to a continent.
Nevertheless, this region is part of a distinct landmass that was originally larger, but after the separations due to the movement of tectonic plates, it became part of Asia.
Which wave causes the medium to vibrate only in a direction parallel to the wave’s motion?
Answer: Transverse wave
Explanation: Sense the wave does not need any medium to travel, it causes
the medium to vibrate only in a direction parallel to the waves motion.
A composite volcano has magma that A) is thick and slow moving. B) contain lots of debris like rocks and plant materials. C) cools quickly and is full of gas bubbles.. D) is thin, fast moving and spreads quickly.
What kind of information do the seismic stations collect
Answer:
About earthquakes
Explanation:
A seismic station collect data related to the earthquakes.
There are many, even hundreds depending on the location, earthquakes every day. Most of them are of very low intensity and are not felt by the humans. Many animals can detect smaller tremors than we do.
Collecting this data is important to be able to model and try to predict bigger earthquakes, that also has a consequence on the building code of some regions.
Which of the following is an essential characteristic of an index fossil?
the fossil organism lived only in a specific type of environment
the fossil organism lived for only a short span of geologic time
the fossil organism was exceptionally well preserved
the fossil organism didn't occur over a wide geographic area
Answer:
the fossil organisms lived for only a short span of geologic time
Explanation:
The index fossils are very useful when it comes to determining the relative age of the rock layers, as well as the other fossils found in the same layer with them. These fossils have four basic characteristics, they appear only in limited geologic time, they are widespread, abundant, and distinctive. The fact that they are limited in their geologic existence is very good for the geologists as when they find a fossil like this they are immediately aware of the geologic period they are working with without having to make examinations. Also, these fossils can be found in abundance and in numerous places around the world, thus the same fossil can be used as a time scale almost everywhere. Being distinctive also helps a lot because the geologist can immediately be aware of the type of organism without having to further examine it.
Answer:
The organism only lived for a short period of geologic time
Explanation:
1990 marked its independence from south africa
Answer:
Namibia
Explanation:
Namibia is a country located in the southern part of the African continent. It was a German colony, being named West South Africa during that period of time. The country was granted independence by Germany, but that didn't lasted long as RSA saw it as one of its provinces, so it used its military superiority and invaded the country. There has been numerous incidents and conflicts during the South African invasion, and the UN had to react in order to put things under control. Under heavy international pressure, with the guidance and monitoring of the UN, RSA granted independence to Namibia, so the country located along the western coastline of Southern Africa became independent again.
Which of the following is not a barrier to a economic development
Answer:
I think you forgot to mention the examples along with the question. I am answering the question based on my research and knowledge. The barrier to economic development that is shown in the examples is very low levels of social welfare. I hope the answer comes to your help.
Explanation:
Answer:
All factors are considered for economic development except the following given below.
Explanation:
Barriers to economic development are large population size, savings gap, large and inadequate capital accumulation, corruption, politics and poor governance, the deficit in the foreign trade of goods and services. Other factors being lack of technological developments, climatic and weather disturbances, a decline of trade and commerce is considered to be one of the biggest drawback influencing this growth. Institutional barriers like education, skill development, innovation and access to equal opportunities. Slowness in terms of gross domestic production and decline in various sectors of the economy.(PLEASE HELP) Which of the following groups of people sent the most immigrants to Mexico in the 19th and 20th centuries?
U.S Citizens
Panamanians
Spanish
Argentineans
Answer: Spanish
Explanation:
After Mexico achieved independence from Spain (officially in 1821), immigration to Mexico came essentially from Europe, especially from Spain, but also from France, Italy, Ireland, England and Germany.
It should be noted that between the 19th and 20th centuries, many of the immigrants in Mexico were Spanish, despite the resentment and suspicion towards them as a result of three long centuries of conquest. This is because the Mexican governments of the newly established Republic wanted to attract a large foreign immigration to promote and consolidate the development of the nation. In addition, they wanted to populate the vast territory of the north of the country and develop agriculture, for which they enacted laws and decrees that sought to encourage European immigration.
However, not all immigrants were Spanish; Americans, French, Germans, English, Italians and Russians arrived, among the most favored, as well as Japanese, Chinese and Korean. Also Lebanese and Jews, who along with the Chinese appeared in the markets much more modestly than the Europeans.
Spanish is the correct answer
The fauna and flora of australia are very different from those of the rest of the world. Why might this be true?
The unique fauna and flora of Australia can be attributed to several factors, including the continent's long isolation, different biogeographic realms, and human activities. Australia's isolation has allowed for the development of distinct species, while the introduction of new species and the impact of human activities have further shaped the biodiversity of the country.
Explanation:The unique fauna and flora of Australia can be attributed to several factors. One reason is the continent's long isolation from the rest of the world. Australia has been geographically separated from other land masses for millions of years, allowing for the development of distinct and diverse species. Additionally, the introduction of new species by European colonizers has further contributed to the unique biodiversity of Australia.
Another factor is the different biogeographic realms that Australia falls under. The region is separated from Asia by lines such as Wallace's Line and Weber's Line, which represent divisions in species development between the two sides. This separation has led to the evolution of unique plant and animal species in Australia.
Furthermore, human activities have also impacted the biodiversity of Australia. The southwest region of the country, for example, is considered a biodiversity hotspot but has experienced significant loss of native vegetation due to agriculture and land development.
"what if a galaxy was not tilted but was positioned toward us perfectly face-on, so stars in the galaxy are neither approaching nor receding from us, from our point of view. would the tully-fisher technique work?
Answer:
yes
Explanation:
Because no matter what we are gonna be on a sphere so there is no telling.
Answer:
No, the Tully-Fisher technique wouldn't have worked in such a scenario.
Explanation:
For the Tully-Fisher technique to work, it is required that our view of the stars allows us to read their motion. If a galaxy would be in a position facing perfectly towards us, it would've been impossible to read whether the galaxy is moving towards us or away from us. In that case, the Tully-Fisher technique would fail and our distance from the galaxy would be incalculable.Tex-mex cuisine integrated _____ into traditional mexican dishes.
tacos, tamales, enchiladas, huaraches, pollo al mole
Tex-Mex cuisine integrated European, Asian, and African culinary staples into traditional Mexican dishes.
Tex-mex cuisine integrated European, Asian, and African culinary staples into traditional Mexican dishes. Indigenous plants and foods from the Americas such as maize (corn), potatoes, tomatoes, chili peppers, vanilla, manioc, pineapples, and peanuts were introduced to Europe, Africa, and Asia through the Columbian Exchange. These ingredients became integral to Tex-mex cuisine, blending the flavors and techniques of different cultures.
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What bay is bordered by india and bangladesh
The Bay of Bengal is located in Asia and borders four countries:
Bangladesh to the north, Myanmar to the east and India and Sri Lanka to the west.
Many of the main rivers of India flow from the west into this portion of the Indian Ocean.
It should be noted, that it is considered the largest bay in the world and due to its location, the waters of the Bay of Bengal has a constant maritime traffic and is of great strategic importance for the southern part of the Asian continent.
Which caribbean island is called the nature island
Dominica. (U know u can just type this into google instead of waiting for an answer)
Japan changes the name of manchuria to manchukuo - true or false
Answer:
This statement is True
What mountain range is nicknamed the blue ridge mountains?
Answer:The Blue Ridge Mountains are a physiographic province of the larger Appalachian Mountains range.
Explanation:
Included in the Blue Ridge system are the Black Mountains—with Mount Mitchell in North Carolina, at 6,684 feet (2,037 metres) the highest peak east of the Mississippi River—and the Great Smoky and Unaka mountains.
In what state is the geographic center of the continental u.S?
Answer:
Kansas
Explanation:
The geographic center of the 48-states continental United States is located near the town of Lebanon, in the state of Kansas, close to the border with Nebraska.
While the geographic center of the whole United States, including Alaska and Hawaii is located near Belle Fourche, South Dakota.
Such measures are somewhat imprecise though due to the moving nature of the coastlines (with erosion or land-filling).
Where is erosion concentrated along a meandering stream?
Answer:
On the outer parts of the meander loops or bends
Erosion in a meandering stream occurs primarily along the outer bends, where the water's velocity leads to sediment scouring, while deposition happens on the inner bends due to slower water velocity.
Explanation:In a meandering stream, erosion is concentrated along the outer bends, or cut banks, of the meanders. As the water flows through these bends, the combination of the water's velocity and its tendency to scour leads to the erosion of sediments from the bank. This process gradually widens the channel on the outside of the bend. On the other hand, on the inner bends, or point bars, where the water velocity is slower, sediment is deposited. This tendency for erosion on the outer bend and deposition on the inner bend is what gives meandering streams their characteristic sinuous shape.
The panoramic view of meanders in the San Juan River, for instance, showcases this effect, as seen in the layered sedimentary rock formations where the river has cut through, demonstrating the principle of lateral continuity. Moreover, as rivers flow downstream, their channels widen, the flow slows, and they carry increasing amounts of silt and sediment, contributing to the deposition on the inner bends. This interplay of erosion and deposition is a key factor in shaping the landscape over time.
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The Large Magellanic Cloud is a small galaxy that orbits the Milky Way. It is currently orbiting the Milky Way at a distance of roughly 160000 light-years from the galactic center at a velocity of about 300 km/s.
Use these values in the orbital velocity law to get an estimate of the Milky Way's mass within 160000 light-years from the center. (The value you obtain is a fairly rough estimate because the orbit of the Large Magellanic Cloud is not circular.)
Using the orbital velocity law and the given data, a rough estimate of the Milky Way's mass can be calculated. This involves plugging in the values into the formula M = v²r/G after appropriately converting the units.
Explanation:The estimate of the Milky Way's mass can be calculated using the orbital velocity law. This law is represented by the equation v = sqrt(GM/r), where 'v' is the orbital velocity, 'G' is the gravitational constant, 'M' is the mass of the larger body (in this case, Milky Way), and 'r' is the radius. Given that v is about 300 km/s and r equals 160,000 light-years, we can rearrange the formula to solve for 'M'. So, M = v²r/G. You'll need to convert the units appropriately to get the result. Please note that this is a rough estimate since the orbit is not a perfect circle.
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How many states does the colorado river run through
The Colorado River runs through seven states — Wyoming, Colorado, Utah, New Mexico, Nevada, Arizona, and California.
What are the four ways tectonic plates intersect with one another
Answer:
- Convergent plate boundary
- Divergent plate boundary
- Transform fault plate boundary
- Plate boundary zone
Explanation:
The convergent plate boundaries are the places where the tectonic plates collide. One of them subducts below the other, and gradually gets melted into the astenosphere. They cause formation of mountain ranges as they lift up the surrounding area.
The divergent plate boundaries are the places where the plates are moving away from one another. At these boundaries we have the formation of new crust, with its trade mark feature being the mid-ocean ridge.
The transform plate boundaries are the places where the plates are moving past each other, with both of them moving in opposite direction and sliding against one another. They create lot of stress to the surrounding area, often resulting in the formation of faults parallel to the boundary.
The plate boundary zones are the places where the boundary is very complicated and can not be put into a single category. At these places there's numerous micro plates that have different interactions with the large plates as well as between each other.
Which is farther south the tip of florida or the tip of baja california
the tip of Baja California is farther south.
The tip of Baja California is farther south than the tip of Florida.
Geographically, to determine which location is farther south, we compare their latitudes. The tip of Florida, specifically Key West, is located at approximately 24.55°N latitude. In comparison, the tip of Baja California, also known as Cabo San Lucas, is situated at about 22.89°N latitude. Since 22.89°N is lower than 24.55°N, this indicates that Cabo San Lucas in Baja California is farther south than Key West in Florida.
Key West, Florida: ~24.55°N latitudeCabo San Lucas, Baja California: ~22.89°N latitudeLower latitude numbers indicate positions closer to the equator, hence farther south
What happens at plate boundaries between oceanic and continental plates?
Answer:
Subduction
Explanation:
When an oceanic tectonic plate and continental tectonic plate move toward each other and collide, they create subduction zone. The subduction zone is basically the boundary between the plates, where the oceanic plate slowly moves below the continental plate, gets into the mantle and is melted in it, thus destroyed. The oceanic plates are denser and heavier, but also lower and their crust is not as deep, while the continental plates are less dense and lighter, but higher and have much deeper crust. This results in the oceanic plate to move below the continental plate above it. The subduction zones create a lot of geological activity, and the earthquakes and volcanic activities are something that happens regularly. The volcanic island chains are mostly formed in close proximity to this type of boundaries, which we can easily see with the Pacific Ring of Fire.
At boundaries between oceanic and continental plates, either volcanic mountains form due to subduction of the oceanic plate under the continental plate, or deep trenches form in ocean floors when one oceanic plate subducts under another.
Explanation:In the field of Geography, the boundaries between oceanic and continental plates are known as convergent boundaries. At these boundaries, two things could happen: Volcanic mountains forming due to subduction of the denser oceanic plate beneath less dense continental plate, or the formation of trenches in ocean floors. For instance, the Andes Mountain range in South America formed from the subduction of the Nazca Plate under the South American Plate.
In contrast, trenches like the Mariana Trench in the Pacific Ocean form when oceanic plates collide, with one being forced under the other, leading to the formation of a deep underwater canyon.
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Where is the temperature of the mantle material greater?
Answer:
At the boundary with the core.
Explanation:
The mantle is the second layer from the top. It is bordered by the lithosphere above it, or rather by the crust, and by the outer core below it. The mantle is a layer which is in viscous state, being mostly consisted of molten metals and rocks. The temperature of this layer is not the same all throughout it, but it varies a lot. The temperature at its top part is around 200 C degrees, while the temperature at its bottom is around 4,000 C degrees. There's two reasons for this. One is that the core is very hot, so it makes the bottom part of the mantle very hot as well, and the other one is that the lithosphere is much cooler, as well as constantly getting new, cold, crust in it, which makes its top part much cooler. The mantle is the layer responsible for the movement of the tectonic plates on the surface, as it is the layer where the convection currents occur and drive the plates' movement.
The __________ is a great resource for coal, iron, and lead mining
Answer:
The "Tian Shan" is a great resource for iron, coal and lead mining.
Explanation:
The Tian Shan that is located in the central part of Asia is a huge system of various mountain ranges that are said to have formed in the Pliocene period, about '7 to 2.5 million' years ago. It is spread over an area that is 2500 kilometers long and about 500 kilometers wide. The Tian Shan hosts numerous deposits of coal, iron, and lead.Answer:
The correct answer to this question would be B. Tian Shan.
Explanation:
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In which state is the mississippi river delta located
Answer:
Louisiana
Explanation:
In the Gulf of Mexico
Which of the following factors was key to the formation of the first civilization in the Nile Valley? A. Nomads acquired more livestock to increase their wealth. B. The region experienced a surplus of food. C. Artists created art to pass on to future generations. D. Farmers lived near a river that never flooded.
Answer:
B. The region experienced a surplus of food
Explanation:
The Nile River Valley is one of the places where the earliest civilizations developed. The main reason for this was that the region was providing the people living there with a surplus of food, thus they had much more spare time to specialize in other sectors. The surplus of food was due to the Nile River, as the river had annual flooding, and when it was flooding it was delivering new fertile deposits, thus making the soil very good for large scale agriculture, which the people used it in their advantage.
Which country would you call a peninsula canada italy or germany?
A peninsula is an extension of land that is surrounded by water everywhere except for an area or a narrow strip of land (isthmus) that links it to the mainland.
In this sense, of the three countries of the options given, the only one that meets this condition is Italy.
This country is one of the largest peninsula in Europe and is located in the center of the Mediterranean Sea (specifically between the Tyrrhenian and Adriatic seas).
Italy is the country among the options given that would be called a peninsula. It has a distinctive boot shape with the Apennine Mountains running down its center and extends into the Mediterranean Sea.
Explanation:Among the countries listed — Canada, Italy, and Germany — Italy is the one that is geographically known as a peninsula. Europe is known for having several peninsulas of various sizes. The Italian Peninsula is characterized by its iconic boot shape with the Apennine Mountains running down its center. This peninsula extends into the Mediterranean Sea, which is typical of peninsulas as they are defined as landforms almost surrounded by water or projecting out into a body of water. Italy also includes the islands of Sicily and Sardinia, adding to its distinct peninsular qualities. In contrast, Canada and Germany are not peninsulas; Canada is the second largest country in the world by land area and includes many islands but is not a peninsula, while Germany, though it has coastlines on the North and Baltic Seas, is not considered a peninsula either.
Additionally, the European landscape includes other large peninsulas such as the Iberian Peninsula, encompassing Spain and Portugal, the Scandinavian Peninsula, shared by Norway and Sweden, and the Balkan Peninsula, which includes Greece. However, the Falkland Islands and Pitcairn Island, despite being British Overseas Territories, would not be considered part of Europe geographically; they are located near Argentina and in Polynesia, respectively.