what is Road erosion​

Answer:

It was created because many of the enslaved Africans came from different parts of African, didn't not speak the same language. Why is the tropical North home to so many ethnic groups? The Spanish conquered much of the region from the natives. Then the Spanish, Dutch, French brought slaves to the region.

Explanation:

Answer: I and II only

Explanation:

Cover crops are planted in order to protect the soil when the main cash crop is not being planted which means that they are not planted to be harvested and can be planted after the cash crop is harvested.

The two main purposes of cash crops are to protect the soil from erosion and to improve soil fertility. Their presence reduces surface runoff of soil when it rains and slows down rain before it hits the ground at force and splits soil.

Some cover crops are planted to improve soil fertility because they improve the level of nutrients in the soil and they can also be ploughed before they mature causing them to decay and add organic matter to the soil.

In order to maintain a crop cover, an appropriate solution would be to protect it from the erosion that leads to the thinning and also to protect the soil for the farm can be protected from aridity by the use of slash and burn technique.

Hence the option I and III are correct.

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The conditions of air temperature, relative humidity, wind speed, cloudiness, and precipitation at a given location at a given time are referred to as weather.

Weather is the state of the atmosphere at a particular time and place, and it is constantly changing due to various factors, such as solar radiation, atmospheric pressure, and water vapor content.

Air temperature is the measure of how hot or cold the air is, usually measured in degrees Celsius or Fahrenheit. The relative humidity is the measure of the amount of moisture in the air relative to the maximum amount of moisture the air can hold at a given temperature.

Wind speed is the measure of how fast the air is moving, usually measured in miles per hour or kilometers per hour. Cloudiness refers to the extent to which the sky is covered with clouds, while precipitation refers to the amount of water falling from the atmosphere, such as rain, snow, or hail.

Knowing the current and forecasted weather conditions is important for a variety of reasons, such as planning outdoor activities, agricultural activities, transportation, and emergency preparedness.

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The image with a 1/3 scale dilation factor is P'Q'R'S' and its corresponding values are (-1.1), (2.1), (1.1), and (1.2).

The scale factor of that dilatation is the name given to that figure. Also The distance between each point in the rectangle and its center will be scaled by that one dilation factor if the dilation is measured from the center of the rectangle.

The origin will serve as the center of the 1/3 scale-factor dilatation, and the coordinates will be (x, y) — (kx, ky), where k is the scale factor, or 1/3.

The formula for this is (1/3x, 1/3y).

About point P (- 3, 3)

P' = The image of P (-1. 1)

About point Q (6, -3)

The depiction of Q (1, 2)

About point R (-3, - 3)

Picture of R' (1, -1)

As a result, the image with a 1/3 scale factor dilation is P'Q'R'S' are (-1. 1),(1, 2),(1, -1) and accordingly.

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Mantle plume-related volcanism is a geological process. The mantle is the earth's outer core, which is located between the earth's crust and its core.

Volcanism caused by mantle plumes is a type of volcano that occurs when magma rises through the mantle and melts the earth's crust. The following are the steps in the creation of mantle-plume-related volcanism:

1. Mantle plumes rise and heat the crust, causing it to melt.

2. Magma rises through the mantle to the earth's surface.

3. The magma cools and solidifies, forming igneous rocks.

4. Over time, these rocks erode, forming sedimentary rocks.

5. The rocks continue to erode, forming soil.

6. Plants grow in the soil, creating a fertile environment.

7. Animals begin to inhabit the area, creating a diverse ecosystem.

These are the order of the steps in the creation of mantle-plume-related volcanism.

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Answer:

Canadian farmers are under pressure to produce more food. They must do this while caring for the livestock, land and water on their farms. Some areas in which farmers face challenges include crop protection, soil conservation, labour, climate change and health. Whereas U.S. farmers have less pressure to do so.

Explanation:

The process of igneous rock formation that is most reflected by the size of the crystals is magma cooling. Hence, b. is the correct answer.

Magma is a mixture of molten rock, gases, and other materials that are found beneath the Earth's surface. When magma cools, it solidifies and crystallizes, forming a rock with a range of crystal sizes.

In magma cooling, larger crystals tend to form first because they have a lower surface area to volume ratio and are less affected by the cooling process. This is because larger crystals have a greater ability to retain heat and are less likely to lose energy through radiation. As the magma cools further, smaller crystals begin to form because they have a higher surface area-to-volume ratio and are more susceptible to crystallization. This is because they are able to lose energy more quickly through radiation and convection.

In conclusion, the size of the crystals in an igneous rock is determined by the process of magma cooling. This process is characterized by the formation of larger crystals first, followed by smaller crystals as the temperature decreases. The size of the crystals can provide important information about the conditions under which the rock formed, such as the temperature, pressure, and composition of the magma.

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Answer:

Explanation:

where is the map so i can identify where to get the information?

Answer:

this my answer hopes it helps you

Explanation:

i choose C The orbit takes one year

As snow and ice melt, bare rock is exposed, which absorbs more energy from the sun, which causes warmer temperatures, which melt more snow and ice. This is an example of a(n) positive feedback loop.

As the surroundings warm and sea ice melts, the darker ocean absorbs greater warmth, reasons extra ice to melt, and making the Earth hotter ordinary.

The ice-albedo feedback is a completely sturdy high-quality comment.

Due to their mild shade, snow and ice additionally mirror extra daylight than open water or bare floor, so a discount in snow cover and ice reasons the Earth's floor to soak up more strength from the solar and grow to be warmer.

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The shaking was more intense there because Mexico City is built upon soft and sandy soil that acts as an amplifier for tremors.

This may make smaller earthquakes feel up to 500% stronger. it is most possible that Mexico city will preserve to shake and tremble, as long as the tectonic plates preserve transferring and colliding collectively.

The epicenter of Monday's earthquake became positioned near the Pacific coast, approximately 400km (250 miles) west of the capital, Mexico city, and 59km (37 miles) south of Coalcoman within the state of Michoacan, in line with seismologists.

The strongest earthquake in Mexico occurred on 09/08/2017 within the Oaxaca, Chiapas, Tabasco; Guatemala area with a significance of eight.2 at the Richter scale.

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Answer:

In this unit, we will be discussing Latitude as a climatic control. By latitude we are not talking about geographic location. Rather our interest will center on the effect of latitudinal location on the receipt of solar energy at the Earth's surface. To a degree the Greeks were on to the idea when they proposed their Torrid, Temperate and Frigid temperature zones over 2000 years ago.

02. Specifically in this section on Latitude, we are going to cover four topics:

Earth-Sun Relationships. This section will deal with the actual receipt of solar energy at the Earth's surface. The receipt of solar energy is directly related to the relationships which exist between the Earth and the Sun across the year. All of you would recognize the basic relationships. Each day we can see that the Sun "rises" in the east and sets in the west. Most would also recognize that over a 12 month period the Sun "moves" from north to south in our sky. In other words, the Sun not only "moves" from east to west, but also north to south. And how about the fact that days tend to get longer in the northern hemisphere from December 21 to June 21, and then grow shorter from June 21 to December 21? Earth-Sun relationships cause changes in the amount of insolation received day to day and seasonally. And, depending upon the relationship, the amount of insolation changes locationally and through time. The resultant temperatures created due to these changing relationships create pressure differences which are largely responsible for winds. The winds in turn drive the ocean currents and our weather.

Scientists study pollen grains to help them understand climate change by analyzing and making inferences about them. Option A is correct.

Pollen grains have a unique structure and composition that makes them useful indicators of past environmental conditions, such as temperature and precipitation. By analyzing the pollen grains found in sediment cores or other sources, scientists can reconstruct past climates and understand how they have changed over time.

One common method is to identify and count pollen grains from different plant species in a sample, which can provide information about past vegetation and changes in temperature and precipitation.

Scientists may also use isotopic analysis or other techniques to extract additional information from the pollen grains, such as the timing of certain events or the source of the pollen.

Overall, studying pollen grains is an important tool for scientists to gain insight into past climate change and make predictions about future climate patterns.

The complete question is:

How do scientists study pollen grains to help them understand climate change?

A) by analyzing and making inferences about them.

B) by observing and listing facts about them.

C) by studying and reading more about them.

D) by writing hypothesis about them.

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Isabel would have $120 left in her account after 10 days.Isabel's

coffee budget is $180 per month, which means she has approximately $180 / 30 = $6 per day for coffee.

If she spends an average of $6 per day on coffee, after 10 days, she would have spent $6 * 10 = $60.

To calculate the money left in Isabel's account after 10 days, we subtract the amount spent from her budget:

Money left = Budget - Amount spent

Money left = $180 - $60

Money left = $120

Therefore, Isabel would have $120 left in her account after 10 days.

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The United States adopted containment as a foreign policy strategy to limit the spread of communism and protect its national security interests.

The policy of containment was a response to the perceived threat of Soviet expansion and the spread of communism during the Cold War. The United States aimed to prevent the further expansion of communism by using various strategies, including military alliances, economic aid, and diplomatic efforts. The adoption of containment reflected the belief that allowing communism to spread unchecked would threaten American interests and global stability. By containing the influence of the Soviet Union and supporting allies, the United States sought to protect its own security and promote the values of democracy and capitalism.

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London, United Kingdom, is located at latitude 51.509865 and longitude -0.118092. Latitude serves as a convenient measure of distance. The latitude of London is 51.5074 degrees north. By definition, the north pole is located at 90 degrees north.

In this case, the distance from 38.4926 degrees latitude to the North Pole is exactly 60 nautical miles.

London is therefore 3090.45 nautical miles from the nearest point on the equator and 2309.55 nautical miles from the north pole. 5400 nautical miles separate either pole from the equator.

The distance between degrees of longitude peaks at 60 nautical miles near the equator, hence longitude does not translate to distance accurately. In other places, you multiply 60 nautical miles by the latitude's cosine.

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Answer:

How to Prevent Earthquake Damage

1. Secure your belongings. The largest financial loss you can incur during an earthquake will be from falling objects and overturned furniture.

2. Put latches on cabinet doors and file cabinets. During an earthquake doors and drawers can come open.

3. Fasten your water heater and other appliances. Secure your water heater to wall studs.

4. Store hazardous materials in a sturdy place. Mixing or spilling chemicals can be dangerous.

5. Keep fire extinguishers. Place them throughout your home in the event you need them.

Explanation:

Answer:

ANCHOR OR RELOCATE TOP-HEAVY OR LARGE OBJECTS Take the time to anchor top-heavy or large furniture, like bookshelves or wardrobes, to prevent them from falling over during an earthquake. If they can't be anchored, move them to areas of the home where they are less likely to cause injuries if they fall.

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There are 360 lines of longitude, also known as meridians, which run from the North Pole to the South Pole.

These lines represent angular measurements that are used to locate points on the Earth's surface. All lines of longitude are the same length but they get closer together as they get closer to the poles.

Each line of longitude is divided into 60 minutes and each minute is divided into 60 seconds. This system of dividing lines of longitude into smaller sections makes it easier to locate points on the globe with precision.

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Answer:

1.La definición de refugiado contenida en la Convención sobre el Estatuto de los Refugiados de Ginebra de 1951 impedía considerar a estos individuos como

Answer:

Crust and upper mantle.

Because the atmosphere is the layer where numerous essential cycles for life on Earth, such as the Nitrogen Cycle and the Carbon Cycle, take place, living things rely on it.

Because these are the layers in which they exist, living things also rely on the lithosphere and the hydrosphere.

The areas of Earth where life is present are referred to as the biosphere. The biosphere includes the deepest tree roots, the shadowy depths of the ocean, lush jungles, and tall mountain peaks.

Earth is described by scientists as a sphere. The lithosphere is the Earth's solid surface layer. The air layer that rises above the lithosphere is known as the atmosphere. Water covers the majority of the planet's surface, subsurface, and atmosphere the watersphere

The biosphere encompasses all three of these domains since life can be found there.

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Answer:

Your answer is: B) Obsidian

Hope this helped : )

Explanation:

A) Pumice is not glassy

C) If Pumice is not glassy that means that it can't be all of the above.

D) Scoria is just like Pumice  

The correct answer is option (c), that is; the location of Rock 3, it  contains the most evidence for a hot and thick pyroclastic flow.

Pyroclastic flow are hot (usually greater than 800°C or 1,500°F), chaotic mixtures of rock debris, gas, and volcanic ash that flow rapidly (several tens of meters) to move. Pyroclastic flows can be highly destructive and deadly due to their high temperatures and mobility. 

Pyroclastic flows are streams of gas and volcanic material that, in previous studies, have been shown to flow downhill from eruptions at speeds of 450 miles per hour and reach temperatures of up to 1000 degrees Celsius. If you are swept away by the current, you will die instantly. 

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Answer:

D

Explanation:

The Nazca plate is converging with the South American plate.

Answer:

B, the potential energy is transformed into kinetic. It is not A, because energy can neither be destroyed or created. And I remember the difference between the energy types as the meaning of potential (not in use; not yet at full) and saying that it is not moving.

Explanation:

Sorry if its confusing.

Answer:

Answers A

Explanation:

Among all the given descriptions, the one that is a feature of Earth’s mantle loaded with the remains of fossils is the crust, the mantle, and the core. Hence, Option A is correct.

Any preserved remnants, impressions, or traces of a once-living object from a previous geological epoch are referred to as fossils. Examples include bones, shells, exoskeletons, animal or microbe imprints on stone, items preserved in amber, hair, petrified wood, oil, coal, and DNA traces.

The crust, mantle, and core are the three layers that make up Earth. Solid minerals and rocks make up the crust. The mantle, which lies beneath the crust, is composed primarily of solid rocks and minerals with some pliable regions of semi-solid lava. There is a heated, dense metal core at the centre of the planet.

Therefore, Option A is correct.

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Mars has undergone many of the same geological processes as Earth, but the specific details of these processes have been shaped by the planet's unique characteristics and history.

Mars and Earth share many similarities, including their rocky composition and their location in the inner solar system. However, there are also significant differences between the two planets.

While both planets formed from the same solar nebula and underwent differentiation into a metallic core and a rocky mantle, Mars is smaller than Earth and cooled faster.

As a result, Mars lost its internal heat more quickly and its tectonic activity ceased much earlier than on Earth. Mars also has a much thinner atmosphere than Earth, which affects the planet's geology and weather patterns.

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This is referred to as the 'wake effect.' As the concentration of sand grains increases, the wake effect becomes more prevalent, slowing the settling rate of individual grains even further.

According to the article by Richardson and Zaki (1954), sand grain that settles in a fluid with a high concentration of like sand grains falls slower than it would if it was the only settling grain.

This is due to the fact that, as a result of the existence of neighboring sand grains, the settling grain becomes caught in the eddies generated by the other grains, resulting in a loss of kinetic energy and a slower settling rate.

This is referred to as the 'wake effect.' As a result, as the concentration of sand grains increases, the wake effect becomes more prevalent, slowing the settling rate of individual grains even further.

The two main effects of a wake are:

(i) a reduction in the wind speed, which in turn reduces the energy production of the wind farm.

(ii) an increase in the turbulence of the wind, potentially increasing the dynamic mechanical loading on downwind turbines.

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