please anyone?
True or False. Wind blows due to the differential heating of earth's surface.
True
False
Heat's effect on the wind cycle is most easily observed near the sea. During the day, the ocean absorbs heat from the surface, keeping the air above it cooler than above the land. When the warm air rises from the shore, the cooler air from the ocean blows in to take its place. At night, the land cools quickly, while the ocean radiates the heat it absorbed, keeping the air above warm. This reverses the effect, causing the air offshore to rise and creating a breeze from the land. Uneven heating can also occur due geographical features. A mountainside exposed to the sun will warm more than a shadowed valley below it, creating a wind that blows uphill during the day and downhill at night.
The same principle is responsible for global wind patterns. The polar regions receive less solar radiation than areas near the equator, resulting in a global shift in temperature according to latitude. This, along with differences in temperature and density in various layers of the atmosphere, creates global wind patterns like the jet stream that help drive weather systems.
Hope this helped
Which of the following is an agricultural science that deals with crop production and improvement.
Genetics
Biology
Botany
Argonomy
The correct answer is Agronomy.
Agronomy is a branch of agriculture science which deals in crops and the related soils. It is actually integration of many sciences. How to grow crops effectively and profitably without damaging environment and judicious use of natural resources are dealt in agronomy. Agronomy also develops techniques for the better use of soil and increase the food production.
HEEEELPPP!!!:(
of all the organelles in the cell, which has the strongest analogy to the function of a factory? which has the weakest?
How is renewable fuel use expected to change in the next decade?
If you put a rock in a slingshot and draw back the rubber band, the rock will fly out at a predictable speed, depending on the distance that the rubber band is drawn back. This is an example of which of the following?
A.belief
B.law
C.hypothesis
D.theory
If you put a rock in a slingshot and draw back the rubber band the rock will fly out at a predictable speed depending on the distance that the rubber band is draw back. this is an example of the following
law
How do plants and other organisms capture energy from the sun?
1) The genetic material is duplicated
2) Chromosomes move to opposite ends of the cell
3) Chromosomes become visible; the spindle apparatus forms
4) The cell plate forms; the nuclear envelope is formed
5) The chromosomes line up in the middle of the cell
( The Matching Answers to the question above. )
Interphase
Prophase
Telophase
Metaphase
Anaphase
Answer: The matching answers for the question are-
1) The genetic material is duplicated- Interphase
2) Chromosomes move to opposite ends of the cell- Anaphase
3) Chromosomes become visible; the spindle apparatus forms- Prophase
4) The cell plate forms; the nuclear envelope is formed- Telophase
5) The chromosomes line up in the middle of the cell - Metaphase
The cell cycle is broadly divided into two phases- Interphase and M phase. Cell cycle begins with interphase. In this phase, the growth of cell and duplication of genetic material takes place.
This is followed by the M phase. This phase is further divided into Prophase, Metaphase, Anaphase, and Telophase.
In Prophase, chromatin condensation occurs which gives discrete chromosomes. The nuclear membrane breaks down and spindles are formed at the opposite poles of the cell.
In Metaphase, chromosomes line in the center of the cell.
In Anaphase, chromosomes move to opposite poles of the cell.
In Telophase, the cell plate forms; the nuclear envelope is formed from the remnant pieces of nuclear envelope of the parent cell.
After all these changes, genetic content gets divided into two cells.
Answer:
1. Inteph
2. Anaph
3. Metaph
4. Teloph
5. Metaph
Muscle cells would contain a high number of
A. lysosomes.
B. mitochondria.
C. mRNA.
D. Golgi bodies.
Organisms that live in the rainforest have developed unique adaptations that aid in their survival. Which of the following plants could be described as a predator?
a.
bromeliads
b.
lianas
c.
fungal hyphae
d.
pitcher plants
Answer:
d
Explanation:
__________are specialized plant epidermal cells that lie on either side of stomata. these cells regulate the opening and closing of the stomata they surround and also regulate gas exchange and water loss in the plant tissue.
1. What is the force behind mass movements?
*the sun's energy
*flowing water
*gravity
*moving ice
2. Which of the following is NOT true about mass movements?
*Some mass movements are too slow to be seen.
*Mass movements always lead to landslides.
*Gravity is the driving force behind all mass movements.
*Mass movements are always downslope.
3. Oversteepened slopes often lead to mass movements because _____. (1 point)
*plants cannot grow on them
*the angle of their slope is between 10 and 20 degrees
*the angle of their slope is less than 20 degrees
the angle of their slope is greater than 40 degrees
4. When a block of material moves downslope along a curved surface, the type of mass movement is called _____.
*a rockfall
*a rockslide
*a slump
*creep
5. A relatively rapid form of mass movement that is most common in dry mountainous regions is _____.
*creep
*a mudflow
*a slump
*an earthflow
6. The average annual precipitation worldwide must equal the quantity of water _____.
*evaporated
*transpired
*infiltrated
*locked in glaciers
7. The ability of a stream to erode and transport materials depends largely on its ______.
*width
*length
*velocity
*density
8. The vertical drop of a stream channel over a certain distance is called _____.
*discharge
*channel roughness
*gradient
*runoff
Mass movements are driven by gravity and can range from slow creeps to rapid landslides. The key factors in these phenomena are the steepness of slopes, type of material, and climate. The eroding and transporting power of a stream depends on its velocity, and the gradient defines the stream's vertical drop.
Explanation:The force behind mass movements is, indeed, gravity. Mass movements always trend downslope due to the gravitational force. However, it's not accurate to say mass movements always lead to landslides; they vary in speed and scale. They could be a slow creep or a rapid avalanche.
Oversteepened slopes often lead to mass movements due to their angle being greater than 40 degrees. A block of material moving downslope along a curved surface is commonly referred to as a slump.
A rapid form of mass movement common in dry mountainous regions is rockfall. Water balances in the world environment are maintained since the average annual precipitation worldwide must match the quantity of water evaporated. The power of a stream to erode and transport material mainly depends on its velocity, rather than its width or length.
The vertical drop of a stream channel over a preset distance is described as its gradient.
Learn more about Mass Movements & Stream Erosion here:https://brainly.com/question/3852201
#SPJ6
Colorado has a vast population of lodgepole pines. A population of lodgepole pines have been killed in a section of the forest. What is a possible limiting factor of that population? devastation by the pine bark beetle Colorado’s long history of acidic soils genetic variability shallow root system
The correct answer is devastation by the pine bark beetle.
The pine bark beetles are very common pests, which are found on the pine trees of the Colorado. These beetle feed on the bark of the pine trees, which result in the loss of nutrition and trees becomes dead. In the given case, the attack of the pine bark beetle can be the reason for death of the pine trees and limiting factor to the population.
The end of a river or stream is the _____.
transition zone
mouth
source
headwater
Answer:
The mouth
Explanation:
What are three functions of a starfish's water vascular system?
The water vascular system of a starfish has three main functions: gas exchange, circulation of nutrients and waste, and locomotion.
Explanation:A starfish's water vascular system has three main functions:
Gas exchange: The water vascular system allows for the exchange of gases, such as oxygen and carbon dioxide, between the starfish and its environment. This is important for respiration.Circulation of nutrients and waste: The system helps circulate nutrients and remove metabolic waste products throughout the starfish's body.Locomotion: The water vascular system powers the starfish's tube feet, which it uses for slow but powerful movement. By expanding and contracting the chambers within the system, the starfish can control the extension and retraction of its tube feet, allowing it to walk and pry open shells.Learn more about functions of a starfish's water vascular system here:https://brainly.com/question/31445523
#SPJ2
What is the difference between a chlorophyte and a charophyte?
The ATP molecule can be considered a form of chemical energy because
A. It stores the energy from the glucose in the bonds between the phosphate groups
B. It has a five carbon sugar like RNA
C . It takes in light energy from the sun
D. It is a form of fat
Answer: D
Explanation:
Water is unusual because it expands as it freezes. Very few substances have this property. The reason liquid water is more dense then ice can be best explained by? A) water is the universal solvent. B) Water has an unusually high boiling point. C) Water contains elements that are not common in other substances. D) Water is polar and the positive and negative ends of the molecule attract each other.
The correct answer is option D) Water is polar and the positive and negative ends of the molecule attract each other.
The water is a polar molecule, and forms a hydrogen bonding with the other water molecule. In the liquid state, the molecules of the water is in random motion, and the bond between the water molecules are continuously formed and deformed.
In the ice, the hydrogen bond between the water molecules become more stable, due to this, the molecules arrange themselves in a hexagonal pattern. Due to this arrangement, the allover space occupied is expanded. Hence, the ice is expanded than liquid water.
Among apples, cherries, oranges, and watermelons, a serving of which fruit would raise the level of sugar in blood by the least amount?
Answer:
The answer is: Cherries.
Explanation:
The glycemic index is a numerical value that is assigned to a food to describe the glycemic response our body has after its consumption. That is, the higher the glycemic index, the higher and faster elevation of blood glucose produces a food after consumption.
Top 10 fruits with lower glycemic index -40
Cherries (22)
Plums (24)
Grapefruit (25)
Peach (28)
Prunes (29)
Dried apricots or apricots (30)
Fresh Apricot (34)
Pears (37)
Apples (37)
Plums (39)
The answer is: Cherries.
Which of the following is most likely to move through the cell membrane by facilitated diffusion? A. Small lipids, B. 02, C. C02, C. Na+
Mario at lab table A needs a pair of forceps (tweezers). Max at lab table B tosses Mario a pair. In terms of laboratory safety, which best describes Max’s behavior?
Answer:
It is unsafe and can result in someone getting hurt.
Explanation:
Due to the increase in global temperatures, the range of plants and insects is increasing. The negative impact is that they now affect the local organisms in the area and are referred to as ______ species.
Plants and insects expanding into new regions due to global temperature increases are known as Invasive Species. This can upset local ecosystems, such as causing a mismatch in timing between when plants bloom and when their insect pollinators emerge. The impacts of these species can be negative for local organisms.
Explanation:Due to the increase in global temperatures, the range of both plants and insects is expanding, introducing them to new regions. This phenomenon can have negative impacts on local organisms as they compete with or be preyed upon by these new arrivals. The term for these new arrivals is Invasive Species. As a result of global climate change, these species are able to inhabit regions which were previously inhospitable, affecting the local ecosystems and organisms. An example of this can be seen where warmer temperatures have allowed plants to bloom earlier, but if their insect pollinators aren't also emerging earlier, it creates a mismatch in timing which could lead to negative impacts on the ecosystem. This is because in order for these plants to continue to survive, they must flower when their pollinators are present.
Learn more about Invasive Species here:https://brainly.com/question/36185352
#SPJ12
Due to the increase in global temperatures, the range of plants and insects is increasing. The negative impact is that they now affect the local organisms in the area and are referred to as invasive species.
Explanation:The term you're looking for is "invasive species." As global temperatures rise, there is an observed expansion in the ranges of certain plants and insects. These organisms can have a negative impact on local ecosystems as they outcompete native species, disrupt food chains, and modify habitats. Invasive species may also contribute to the decline of native organisms due to changes in phenology, the timing of lifecycle events like flowering and pollination.
The increase in global temperatures affects abiotic conditions, such as temperature and precipitation, which in turn influences the phenology of plants and animals. Earlier flowering times in plants and changes in the life cycles of insects can lead to mismatches in pollination times, potentially causing ecosystem disruption. Additionally, the spread of disease-carrying insects can bring about new health challenges as warmer climates allow these pests to expand their range and accelerate their breeding.
More broadly, climate change not only leads to direct changes in species distributions, but also to indirect effects such as increased competition among species, altering mutualistic relationships such as pollination, and changes in herbivory and seed predation rates. These factors contribute to the complex ways in which ecosystems are being reshaped by the increase in global temperatures, emphasizing the need for careful management and conservation efforts.
Learn more about invasive species here:https://brainly.com/question/36185352
#SPJ2
Which plant structure found in lower plants produces gametes
The plant structure in lower plants that produces gametes is called gametangia.
Explanation:The plant structure in lower plants that produces gametes is called gametangia. In nonvascular plants such as mosses, liverworts, and hornworts, the gametophyte plant produces archegonia, which produce eggs, and antheridia, which produce sperm. These structures are typically found in the midst of modified 'leaves' at the ends of stems or branches.
An unconformity is a ______ of rock.
A car travels a total of 400,000 meters. How many kilometers did the car travel?
A) 0.4
B) 4
C) 400
D) 4,000
Answer:
C)
Explanation:
400 kilometers the car traveled.
1 km = a 1000 mt. So, with that in mind, 400,000 meters is equal to 400 kilometers.
400,000/1000 = 400
The organelle identified in the picture as #10 helps the cell maintain homeostasis in what way? This organelle is the smaller white circularly shaped organelle found in the top middle of the image.
Cathy hypothesized that corn would not grow in mud. To test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. To her surprise, the kernels in the mud grew faster than the kernels in the soil. What error might have caused these unexpected results?
The unexpected results could be due to a disparity in sample size, varying environmental conditions or potentially flawed methods of measurement. Solution: Equalize sample size, ensure consistent conditions, and be clear on what 'growth' means.
Explanation:The unexpected results in Cathy's experiment could be due to several possible errors. First, sample size is a critical factor in any experiment. Cathy put 5 kernels in mud, but only 3 in soil and 2 in water. This imbalance could have skewed the results. Another potential error could be in the environmental conditions. Each type of medium (mud, soil, water) may have different characteristics like nutrient content, moisture level, and exposure to sunlight, which may have influenced the growth of the corn. Furthermore, Cathy's method of measurement could have an impact on the results, depending on how she defined 'growth'. For the future, Cathy should ensure that all conditions are consistent across all groups, except for the one variable she is testing, and increase her sample size. In this case, it would mean planting the same number of seeds in each medium and maintaining similar conditions like sunlight and temperature for all groups.
Learn more about Scientific Investigation Errors here:https://brainly.com/question/36314822
#SPJ2
A blood bank asserts that a person with type O blood and a negative Rh factor (Rh−) can donate blood to any person with any blood type. Their data show that 49% of people have type O blood and 15% of people have Rh− factor; 45% of people have type O or Rh− factor. Find the probability that a person has both type O blood and the Rh− factor.
Answer:
Probability of a person having both type O blood and the Rh− factor is [tex]19[/tex]%
Explanation:
The probability of a person having O blood group is [tex]0.49[/tex]
The probability of a person having Rh- factor is [tex]0.15[/tex]
The probability of a person having either O blood group or Rh- Factor is [tex]0.45[/tex]
Hence, As per the additive rule of probability
Probability of event A and B together [tex]=[/tex] Probability of A [tex]+[/tex] Probability of A [tex]-[/tex] probability of either A or B
Here event A is occurrence of O blood group
event B is occurrence of Rh- factor
Substituting the given values in above equation, we get -
Probability of a person having both type O blood and the Rh− factor [tex]= 0.49 + 0.15 -0.45\\= 0.19[/tex]
The process of a parent cell dividing into a large number of genetically identical cells all at once is known as _____ .
Final answer:
The process where a cell divides into many genetically identical cells all at once is called multiple fission, while mitosis refers to the division producing two identical daughter cells.
Explanation:
The process of a parent cell dividing into a large number of genetically identical cells all at once is known as multiple fission. While the cell division in somatic cells, where a parent cell divides to produce two genetically identical daughter cells, is called mitosis, the process of multiple fission can produce more than two daughter cells. It is a form of asexual reproduction observed among protists and other single-celled organisms. However, binary fission is another type of cell division typical in prokaryotic organisms like bacteria, where the parent cell splits into two daughter cells. Despite the difference in the number of cells produced, both binary fission and multiple fission result in offspring that are genetically identical to the parent.
Sand dunes are formed by _____.
volcanoes
erosion
convergent faults
divergent faults
Answer: erosion
Erosion is the process of removal and displacement of surface soil particles by the effect of wind, water or chemical agent. The sediments due to the effect of these agents gets displaced to locations other than the one where their parent rock or soil originated. A sand dune can be defined as the accumulation of grained sized sand into the shape of ridge by the effect of wind under the influence of gravitational force exerted by the earth. Dunes are formed when the loose sand is blown by wind. Therefore, sand dune is the erosion of sand by wind. Sand dunes are formed in deserts, beaches, barren fields and semiarid regions.
1. When we perform an experiment, we
a. measure independent variables,
b. produce dependent variables.
c. produce control variables.
d. produce a comparison.
e. hold independent variables constant.