Why do divers jump from behind into the water?​

Answer:

The total period fertility rate is a better index of fertility than the crude birth rate because it is independent of the age structure of the population, but it is a poorer estimate of actual completed family size than the total cohort fertility rate.

Explanation:

Lifting mechanism during summer are :

An atmospheric process known as a lifting mechanism causes the air to rise. Thunderstorm convection or any rise caused by rising air due to positive buoyancy would not constitute a lifting mechanism.

Orographic lifting

When an air mass travels over rising terrain, it is propelled from a low elevation to a higher level, a phenomenon known as orographic lift. The rapid adiabatic cooling of the air mass as it ascends can cause the relative humidity to reach 100%, which can lead to clouds and, under the appropriate circumstances, precipitation.

Frontal Lifting

when the relative velocities of the two air masses are such that they converge at the front, forcing the ascent of the warmer, less dense air at and near the front.

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Answer:

Answer:

1. Availability of social amenities as listed below

a. Availability of water.

b. Availability of good road network.

c. Presence of market.

d. Availability of electric power.

Private businesses remove lumber rather than the government itself in order to monitor logging in national forests. People believe that their tax monies are going to the privately owned corporation, which makes it problematic.

The U.S. Forest Service was established as a result of the Transfer Act of February 1, 1905 (16 U.S.C. 472), which transferred administration of the Federal Forest Reserves from the Department of the Interior to the Department of Agriculture. The USDA Forest Service works to preserve the nation's forests and grasslands' health, diversity, and productivity in order to meet the needs of both the present and future generations.

The goal of the Forest Service is to preserve the nation's forests and grasslands' health, diversity, and productivity in order to meet the demands of both the present and the future generations.

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Answer:

Humans impact the physical environment in many ways: overpopulation, pollution, burning fossil fuels, and deforestation. Changes like these have triggered climate change, soil erosion, poor air quality, and undrinkable water.

Explanation:

Explanation:

Answer:Physical factors that affect population density include water supply, climate, relief (shape of the land), vegetation, soils and availability of natural resources and energy. Human factors that affect population density include social, political and economic factors.

Sedimentary rocks are rocks that are made of sediment particles that are deposited and compressed over time. They are classified based on their origin, texture, and composition. Sedimentary rocks are an important resource for many industries.

They are used as a source of construction materials, such as gravel and sand, and as a source of fossil fuels, such as coal and oil. The following are some of the most common uses of sedimentary rocks:

Coal - Coal is a sedimentary rock that forms from the compressed remains of plants that lived millions of years ago. Coal is a fossil fuel that is used to generate electricity and as a source of heat.

Sandstone - Sandstone is a sedimentary rock that is composed of sand-sized grains of minerals, rock fragments, and other materials. Sandstone is used as a source of building materials, such as bricks, and as a source of sand for glassmaking.

Limestone - Limestone is a sedimentary rock that is composed of calcium carbonate. It is used as a source of construction materials, such as cement and concrete, and as a source of agricultural lime.

Shale - Shale is a sedimentary rock that is composed of clay minerals and other minerals. It is used as a source of oil and natural gas.

Gypsum - Gypsum is a sedimentary rock that is composed of calcium sulfate. It is used as a source of building materials, such as drywall, and as a source of fertilizer.

Chert - Chert is a sedimentary rock that is composed of silica. It is used as a source of flint for making tools and weapons.

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To compute the runoff volume for the catchment, we need to consider the following factors: 1. Convert the catchment dimensions from feet to meters: 1500 feet = 457.2 meters, 1000 feet = 304.8 meters.

2. Determine the area of the catchment: Area = Length x Width = 457.2 meters x 304.8 meters = 139,354.56 square meters. 3. Calculate the runoff coefficient (C): The average curve number (CN) for the catchment is 65. Runoff coefficient can be estimated using the formula: C = (CN - 10) / (CN + S), where S is a soil retention parameter (assumed as 254 / CN in this case).

\(C = (65 - 10) / (65 + (254/65)) = 0.434. 4\). Calculate the effective rainfall (R): The depth of rainfall is 5 inches, which is approximately 0.127 meters. Effective rainfall (R) can be estimated by the equation: R = P - (Ia + S). Assuming initial abstraction (Ia) as 0.2S and surface storage (S) as 0.05S, \(R = 0.127 - (0.2 * S + 0.05 * S) = 0.127 - (0.2 + 0.05) * S = 0.127 - 0.25S. 5.\)

Calculate the runoff volume (V): The runoff volume (V) can be calculated using the equation: V \(= C * R * A. V = 0.434 * (0.127 - 0.25S) * 139,354.56.\) By incorporating pounding and recharge measures, the flood risk can be mitigated to some extent. However, without specific information on the measures being adopted, it is difficult to assess the magnitude of risk reduction accurately.

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Donor democracy and donor fatigue are related to Africa's political geography. Donor democracy refers to foreign aid given to promote democratic values in recipient countries.

It is done to encourage democratic practices and institutions in these countries. Donor fatigue refers to a decrease in willingness to provide aid due to the perception that aid is not making a significant impact. Africa's political geography is a source of discussion because of the role that foreign aid plays in shaping political practices and institutions in the continent.

Donor democracy is used to describe the role that foreign aid plays in shaping democratic practices and institutions in African countries. It reveals that there is a reliance on foreign aid to promote democracy in African countries. It also shows that democracy in Africa is not an organic process, but one that is imposed from the outside.

Donor fatigue, on the other hand, reveals that there is a decrease in the willingness to provide aid to African countries. This decrease can be due to a lack of success in promoting democracy in the continent or other reasons such as economic downturns in donor countries. Thus, donor democracy and donor fatigue highlight the complex relationship between foreign aid, democracy, and politics in Africa.

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Answer:

Iceland

Explanation:

I put the coordinates in Maps :)

Iceland is an island country in the Nordic region known for its stunning terrain. Iceland's geographic location is 65° N and 18° W.

The stunning terrain of the Nordic island nation of Iceland, which has volcanoes, geysers, hot springs, and lava fields, defines the country. The national parks of Vatnajökull and Snaefellsjökull provide protection for enormous glaciers. The majority of the population resides in the capital, Reykjavik, which is powered by geothermal energy and has the National and Saga museums, which chronicle Iceland's Viking history.

The oldest parliament in the world is located in Iceland. The establishment of a national parliament, the Althingi, to govern the island in 930 is when Iceland's long history of democracy began.

Iceland is frequently named the world's happiest nation and is also regarded as one of the most peaceful nations. Since 1869, they haven't had a permanent army.

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Answer:

Marine debris can be harmful to coral reefs. Recycle your trash at home and on the go (especially plastic), and remember the three R's (reduce, reuse, and recycle). When disposing of trash, do it properly in bins, to avoid trash being blown or washed away into waterways and oceans.

Explanation:

Sand and different sediment  can flow laterally alongside the coast if waves technique the seaside at an angle.

The required details about Sediment is mentioned in below paragraph.

Sedimentis a genuinely taking region cloth that is broken down with the useful resource of the use of techniques of weathering and erosion, and is in the long run transported with the useful resource of the use of the movement of wind, water, or ice or with the useful resource of the use of the stress of gravity acting on the particles.

Sediments are most usually transported with the useful resource of the use of water , but moreover wind and glaciers. sands and river channel deposits are examples of deposition, aleven aleven though sediment moreover regularly settles out of slow-transferring or reputation water in lakes and oceans.

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Rock, the atmosphere, the oceans, the terrestrial biosphere, and fossil fuels are the five main carbon reservoirs.

The quick carbon cycle takes months to years to complete. The slow carbon cycle, which is the geochemical component of the carbon cycle and takes thousands to millions of years, is not represented in this exercise. It involves the cycling of carbon-containing rocks.

Until the Industrial Revolution, when fossil fuels were extracted from the earth and burned for energy, the process of carbon cycling among the ocean, atmosphere, and biosphere was in equilibrium. However, the Industrial Revolution saw a significant increase in the amount of carbon (in the form of CO2) released into the atmosphere and into the fast carbon cycle. The carbon cycle is now out of equilibrium as a result.

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If the Moon enters Earth's shadow but does not reach the umbra, the eclipse is called a partial lunar eclipse.

If the Moon enters Earth's shadow but does not reach the umbra, the eclipse is termed a partial lunar eclipse.

During a lunar eclipse, the Earth comes between the Sun and the Moon, casting its shadow onto the Moon. The Earth's shadow consists of two distinct regions: the umbra, the innermost and darkest part of the shadow, and the penumbra, a lighter outer region.

In a partial lunar eclipse, the Moon passes through the Earth's penumbra but does not reach the umbra. As a result, only a portion of the Moon appears darkened or shaded during the eclipse. The extent of shading and visibility depends on the Moon's position within the penumbra.

It's worth noting that a partial lunar eclipse occurs when the alignment of the Sun, Earth, and Moon is not perfectly aligned, causing the Moon to pass through only a part of the Earth's shadow. In contrast, a total lunar eclipse happens when the Moon passes entirely through the Earth's umbra, resulting in a complete darkening of the Moon.

In summary, if the Moon enters Earth's shadow but does not reach the umbra, the eclipse is called a partial lunar eclipse.

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when subtracting a negative number, we can rewrite it as adding the opposite positive number. In the given expression 25 - (-19), the subtraction of a negative 19 is equivalent to adding 19, resulting in the sum of 44.

To simplify the expression 25 - (-19), we need to perform the operation of subtracting a number.

When subtracting a negative number, we can rewrite it as adding the opposite positive number. So, -(-19) can be rewritten as +19.

Therefore, the expression becomes 25 + 19.

Adding 25 and 19 gives us a sum of 44.

Hence, the simplified form of the expression 25 - (-19) is 44.

Therefore, the correct answer is B. 44.

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Answer:

sedimentary rocks

Explanation:

they're known for their layers because they are formed by particle by particle and bed by bed, and the layers are piled one on top of the other

Answer:

Sedimentary rock

Explanation:

sedimentary rocks are formed in layers over time

A river such as Mississippi is likely to have a greater capacity than a small mountain stream. The stream has limited water supply, unlike a river.

What is a river?A river is a large natural stream of freshwater that flows in a channel towards an ocean, sea, lake, or another river. It is formed through precipitation, underground water, and other water sources. Rivers are an important part of the natural environment and help maintain the ecological balance of the earth.

What is a mountain stream?A mountain stream is a small, narrow stream that flows in a steep gradient down a mountain. It is usually fed by snow and ice, which melt during spring and summer.

Mountain streams often have clear water with a high mineral content and a cool temperature because of their high altitude and the surrounding vegetation.So, to answer the question, a river like Mississippi is more likely to have a greater capacity than a small mountain stream due to the difference in the amount of water supply.

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Answer:

I’m waiting on that one too

Explanation:

The specific type of chemical weathering that occurs when rocks made of CaCO3 (calcite) minerals, such as limestone, marble, and dolomite, interact with weakly acidic water to decompose into ions is called carbonation.

Carbonation is a chemical reaction between carbon dioxide and water that generates carbonic acid, which can then dissolve rocks made of calcite minerals like limestone, marble, and dolomite. As a result, these rocks undergo chemical weathering and decompose into ions.

Calcite is a mineral that can dissolve in acidic water and contributes to karst topography, which is a landscape characterized by sinkholes, caves, and underground drainage systems that form when soluble rocks are dissolved by acidic water over time.

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It can be a few things including:

Higher temperature

Various organisms

Various minerals

Answer:

metal ore deposits

Explanation:trust me i got it right

Ennore Port is a seaport in Tamil Nadu that is environmentally friendly.

A thriving aquatic ecosystem that was formerly renowned for its extensive species is supported by Ennore Creek. This creek is a component of a lagoon ecosystem that is crucial to maintaining the local coastal ecology's balance. Formerly known as Ennore Port, Kamarajar Port Limited is situated 18 kilometres north of Chennai Port on the Coromandel Coast. It is the first port in India to be owned by a public company and the 12th largest port in terms of volume.

In March 1999, the port was designated as a major port pursuant to the Indian Ports Act, 1908, and in October 1999, it was formed as Ennore Port Limited pursuant to the Companies Act, 1956.

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Based on the options provided, the statement that best describes the approximate global distribution of coal supplies is:

(D) The United States, the former Soviet Union, and China together contain 50% of proven reserves.

This statement highlights three major coal-producing countries: the United States, the former Soviet Union (which includes Russia), and China. These countries are known for their significant coal reserves and contribute a substantial portion to the global coal supply.

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Answer:

answer B

Explanation:

The land features depend on the geology , the climate of the earth and formation of land features is a continuos cycle it could alter from time ,not providing clear evidence about history of that specific area

Without the discovery of magnetic reversals recorded on the ocean floor, scientists could not provide a mechanism for moving continents.

Scientists don't really know what causes magnetic field reversals, though they have duplicated the phenomenon in laboratory experiments with liquid metals, which would also spontaneously change the direction of their magnetic fields. Some theorists believe that magnetic field reversals could be caused by real events, such as the collision of tectonic plates or the impact of a large meteor or asteroid, but this theory is discounted by others. It is known that leading up to a magnetic reversal, the field strength decreases, and since our current magnetic field strength is now in steady decline, some scientists believe we will see another magnetic reversal in about 2,000 years.

If, as some scientists have suggested, there was a period in which there was no magnetic field at all before the reversal occurred, the effect on the planet is not well understood.

Some theorists suggest that having no magnetic field would expose the Earth's surface to harmful solar radiation that could potentially cause the global extinction of life. However, there are currently no demonstrable statistical correlations in the fossil record to verify this. The last reversal occurred around 780,000 years ago, and there is no evidence to suggest that there was a mass species extinction at that time. Other scientists argue that the magnetic field does not dissipate during a reversal, but only grows weaker temporarily.

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The atmospheric layers that exhibit temperature gradients with a hot top and cool bottom are the thermosphere and the exosphere.

The thermosphere is the layer of the atmosphere located above the mesosphere and extends to the outermost regions of the Earth's atmosphere. In this layer, the temperature increases with altitude due to the absorption of high-energy solar radiation. The top of the thermosphere can reach extremely high temperatures, reaching thousands of degrees Celsius, while the lower regions of the thermosphere have cooler temperatures.

The exosphere is the outermost layer of the Earth's atmosphere, transitioning into outer space. Similar to the thermosphere, the temperature in the exosphere also increases with altitude, resulting in a hot top and cool bottom configuration. However, since the exosphere is extremely thin and composed of sparse gas molecules, it doesn't have a well-defined temperature as we typically understand it at the surface level. Instead, the exosphere is characterized by a wide range of temperatures depending on the energy received from the Sun.

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The primary energy source of tropical cyclones is latent heat release from condensation.

Tropical cyclones, also known as hurricanes or typhoons depending on the region, derive their energy from the warm ocean waters. As the warm ocean surface heats the air above it, moisture is evaporated and rises, creating an area of low pressure. As the moist air continues to rise, it cools and condenses, releasing latent heat energy into the atmosphere. This latent heat release provides the primary source of energy for tropical cyclones, fueling their intensification and sustaining their powerful winds and rainfall.

It's important to note that while other atmospheric factors such as favorable wind patterns and upper-level dynamics contribute to the formation and development of tropical cyclones, the release of latent heat from condensation is the primary energy source that drives their formation and sustains their strength.

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The ratio of the lengths of a pair of.corresponding altitudes will be 5:1.

Ratio in Mathematics simply demonstrates how many times one number can be able to fit into another number. It should be noted that ratios contrast two numbers by dividing them. In this case, A/B will be the formula if one is comparing one variable (A) to another variable (B).

In this case, since the lengths of the sides of two similar triangles are in the ratio 5:1, the ratio of the lengths of a pair of corresponding altitudes will be 5:1 as they are identical.

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Answer:

B) Chert

Explanation:

The major factor leading to the Gros Ventre, Wyoming slide was option B - soils and shallow bedrock were very wet and locally saturated. The slide occurred on April 15, 1925, when a massive landslide came down from Sheep Mountain and dammed the Gros Ventre River, causing a lake to form behind it.

The saturated soil and bedrock made the mountain slope unstable, causing it to give way and resulting in the landslide. This event is considered one of the largest and most destructive landslides in American history, with a volume of approximately 50 million cubic yards of debris and claiming the lives of three people. It serves as a reminder of the importance of understanding the geology and environmental conditions of an area to prevent disasters like this from happening.

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