why is the climatic explanation of the large mammal extinctions 12,500 years ago suspect?

Answers

Answer 1

The climatic explanation of the large mammal extinctions 12,500 years ago is considered suspect due to several reasons.

The climatic explanation for the large mammal extinctions 12,500 years ago is subject to skepticism for several reasons. Firstly, the extinctions occurred abruptly and were not consistent with gradual climate changes.

Secondly, some large mammal species survived in areas with similar climatic conditions, suggesting that climate alone may not have been the sole cause. Additionally, evidence of human hunting and the introduction of new human technologies during that time raises the possibility of human involvement in the extinctions.

These factors have led scientists to consider a combination of climate change, human activities, and other factors as potential contributors to the large mammal extinctions, casting doubt on the exclusive role of climate as the primary cause.

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Related Questions

Which of the following could the sector model account for better than the concentric zone model?

A sudden renewal of the central business district
Creation of new zones as cities grow
An inward migration of upwardly mobile populations
The proximity of wealthy and poor neighborhoods near the city center
The continued presence of light industry near a city's core

Answers

Answer:

The creation of new zones as cities grow could the sector model account better than the concentric zone model. It involves the growth of the city.

Explanation:

What is the sector model?

The sector model is a model aimed at understanding the growth of a city, which was developed by Homer Hoyt.

According to this model (sector model), the cities should have an outward/external progression of their growth.

The sector model can be observed in Chicago city and contraposes with the concentric model of growth.

Name the 2 types of divergent boundaries and give one example if each.

Answers

Answer:

At divergent boundaries, sometimes called constructive boundaries, lithospheric plates move away from each other. There are two types of divergent boundaries, categorized by where they occur: continental rift zones and mid-ocean ridges. Continental rift zones occur in weak spots in the continental lithospheric plate. hope this helps :)

Negative and positive impacts of the corona Virus on the people and economy

Answers

Answer:

The negative impact on people is that a lot of people lost their lives, their loved ones. The negative impact on the economy is that most businesses, schools, public places, and shopping malls have closed down because of social distancing.

The positive impact on people is that people can get more productive in their homes, and spent time with their family and loved ones. The positive impact on the economy is that businesses can start making masks and other cleaning products, which will benefit the business a lot.

The process of taking the curved surface of the Earth and applying it on the flat surface of a map

The process of taking the curved surface of the Earth and applying it on the flat surface of a map

Answers

Answer:

A. Map projection

Answer:

The answer is Map Projection

Okay anyone who helps with this will get brainless!
This is a kinda big favor I guess.
6 line poem about the desert and its place in the lives of people in the region.

Answers

Answer:

Searing heat, and nothing to eat

These sands hold nothing but strife

The sun burns my eyes

Here everything dies

Oh desert, don’t take my life

IF CORRECT AND ON TIME WILL GIVE BRAINLIEST +100 POINTS

The majority of people in the United States work in the __________ industry. A. agricultural B. fishing C. mining D. service Please select the best answer from the choices provided A B C D

Answers

the majority of people in the united states work
in the: service industry Following the
development of technology (such as smart
phone and internet), the service industry has
provided the most job opportunities for
American people, since every consumers want
to conduct their business remotely and
efficiently
So D. Service would be the correct answer

Answer: service

Explanation:

i know it

Can someone draw this out for me please

Can someone draw this out for me please

Answers

Answer: how do I draw it???

Explanation:

The chart describes international internet usage in 1995.Which conclusion can be drawn about internet use based on the information in the chart

The chart describes international internet usage in 1995.Which conclusion can be drawn about internet

Answers

Answer: countries with high internet usage tend to have a high standard of living

Explanation: it makes the most sense

When you set up a crane near previously disturbed soils and soils that tend to shift, such as sand and gravel, the crane should not get closer than the depth multiplied by:_____.

Answers

According to OSHA recommendations (but no formal standard), the ratio should be 1.5:1. In the United States, the answer may be 6 metres.

The distance to the top of the slope > depth of the excavation, or at least 1.5 metres.

So the answer is 1.5m

What is Soil?
The mixture of organic matter, minerals, gases, liquids, and living things that makes up soil—also referred to as earth or dirt—supports life. (In some scientific definitions, the distinction between dirt and soil is made by limiting the former term to displaced soil only.) The word pedolith, which is frequently used to describe soil, is derived from the ancient Greek word v, which means "ground, earth," and means "ground stone" in the sense of foundation stone.

In addition to a porous phase that contains water and gases (the soil atmosphere), soil consists of a solid phase made up of minerals and organic matter (the soil matrix) (the soil solution).

The three states of soil are thus solids, liquids, and gases.

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the cities of portland and seattle are in the cascadia subduction zone and subject to strong shaking during an earthquake. why are these cites unlikely to experience a tsunami associated with such an earthquake?

Answers

Cascadia will probably not produce a large tsunami.

The supply of these earthquakes and tsunamis is the Cascadia subduction area, which lies generally offshore and extends approximately seven hundred miles (1,100 kilometers) from Cape Mendocino in Northern California to Northern Vancouver Island, Canada.

The Cascadia Subduction quarter is a six-hundred-mile fault that runs from northern California as much as British Columbia and is set 70-one hundred miles off the Pacific coast coastline.

There had been forty-one earthquakes within the ultimate 10,000 years inside this fault which have passed off as few as one hundred ninety years or as plenty as 1200 years apart.

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If you were ever to visit Washington, where would you go?
(the reason why I'm asking is because I live in Washington and I have not seen most of it yet)

Answers

The sites I would visit would be the White House, the Capitol, and the African American Museum.

What places to visit in Washington?

Like most cities in the world, Washington has places of interest for local and foreign visitors. Some of these places are:

White HouseCapitolAfrican American Museum

These constructions are striking for visitors because they have a very important meaning for the citizenry as they are important places for the country.

On the other hand, they have become icons of culture and popular places to take pictures.

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A satelite system is used to
determine the - of a place.

Answers

Answer:

I think its the precise location of a place

Explanation:

Which of the following statements is TRUE? The correlation coefficient equals the proportion of times two variables lie on a straight line. The correlation coefficient will be +1.0 only if all the data lie on a perfectly horizontal straight line. The correlation coefficient is a unitless number and must always lie between -1.0 and +1.0, inclusive. The correlation coefficient measures the fraction of outliers that appear in a scatterplot. 8. Which of the following statements is correct? The correlation always has the same units as the x variable, but not the y variable. Changing the units of measurement of x or y does not change the value of the correlation r. The correlation always has the same units as the y variable, but not the x variable. A negative value for the correlation r indicates the data are strongly unassociated. 9. A researcher measures the correlation between two variables. This correlation tells us ООО whether or not a scatterplot shows an interesting pattern. whether there is a relation between two variables. whether a cause-and-effect relation exists between two variables. the strength of a straight line relation between two variables. Start. 11.49 AM

Answers

The statement that is TRUE is: "The correlation coefficient is a unitless number and must always lie between -1.0 and +1.0, inclusive."

The correlation coefficient, denoted by "r," is a measure of the strength and direction of the linear relationship between two variables. It is a unitless number, which means it is not affected by the units of measurement used for the variables. The value of r ranges between -1.0 and +1.0, inclusive. A value of +1.0 indicates a perfect positive linear relationship, a value of -1.0 indicates a perfect negative linear relationship, and a value of 0 indicates no linear relationship.

The other statements are incorrect. The correlation coefficient does not equal the proportion of times two variables lie on a straight line, nor does it only equal +1.0 if all the data lie on a perfectly horizontal straight line. The correlation coefficient does not measure the fraction of outliers in a scatterplot, nor does it always have the same units as one of the variables.

The purpose of measuring the correlation between two variables is to determine whether there is a relation between the variables, and to assess the strength of that relation. However, correlation does not imply causation, so it cannot determine whether a cause-and-effect relation exists between the variables.

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Identify 2 reasons that cause the seasons explain how these 2 reasons cause the seasons HELP!!!

Answers

QUESTION :

Identify 2 reasons that cause the seasons explain how these 2 reasons cause the seaosns.

ANSWER :

Seasons happen because Earth's axis is tilted at an angle of about 23.4 degrees and different parts of Earth receive more solar energy than others.

Earth's orbit around the Sun is elliptical.

Earth's axis is the imaginary red line.

The gemstones amethyst (a form of quartz), topaz, diamond, and sapphire (a form of corundum) all have this property in common. Choose one: O A harder than glass OB. fluorescent under UV light OC color OD. cleavage

Answers

The property that the gemstones amethyst, topaz, diamond, and sapphire have in common is that they are all harder than glass.  Option A is the correct answer.

Hardness is a measure of a material's resistance to scratching or indentation. It is determined using the Mohs scale of mineral hardness, which ranks minerals on a scale from 1 (softest) to 10 (hardest). Glass has a hardness of around 5.5 on the Mohs scale. Amethyst, topaz, diamond, and sapphire are all gemstones that have a higher hardness than glass. Amethyst and sapphire have a hardness of 7, topaz has a hardness of 8, and diamond is the hardest mineral with a hardness of 10. Therefore, the correct option is A, harder than glass.

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A. harder than glass

Where does the transpiration take place in the water cycle

Where does the transpiration take place in the water cycle

Answers

☁️Answer☁️

Transpiration is the water the comes out of plants. Therefore the answer is 2.

true or false? health care quality and access differ only over large geographical areas such as nations and continents, not across towns or cities.

Answers

The given statement "Health care quality and access differ only over large geographical areas such as nations and continents, not across towns or cities." is false because the healthcare quality and access differs not only over large geographic areas such as nations and continents, but also across towns and cities.

There is a huge difference in the quality of healthcare and access to healthcare between urban and rural areas. Rural areas, in general, have less access to quality healthcare services compared to urban areas.Along with this, the quality of healthcare can differ widely across cities and towns based on a variety of factors such as socioeconomic status, infrastructure, and availability of resources, among others.

Additionally, the level of healthcare quality and access can also vary depending on the specific healthcare provider or facility that an individual seeks care from. In summary, health care quality and access vary not only over large geographical areas but also across towns and cities.

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in a cross-sectional view of a glacier, where does the ice actually undergo ductile deformation (i.e. flow internally)?

Answers

A glacier's ice actually undergoes ductile deformation (i.e. flow internally) in the lowest part of the glacier where stress surpasses 100 kilopascals.

Ductile deformation displays the shape change of a material through turning or flowing all along that synthetic bonds concede the possibility enhances crushed but subsequently changed into new bonds. Ductile deformation happens when enough stress is used on a material that the changes in allure shape are permanent, and the material is not any smarter to go back to allure original shape.

A glacier is a determined frame of dense iceberg namely uniformly mobile under allure own weight. A glacier forms a place the growth of a snowstorm surpasses its devaluation due to use over many ages, frequently on particular days or times. Glaciers are the main features in Earth's water cycle and influence the capacity, instability, and water feature of drainage in areas place they happen.

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What happens in Cairns Australia to the flying foxes and why?

Answers

Answer:

Cairns is home to a large number of flying-foxes. Most of these are Spectacled Flying-foxes (SFFs) but at certain times of the year, small numbers of Little Red Flying-foxes can also be found. There are 44 known roost sites (or camps) across the Cairns local government area, of which six are listed as Nationally Important Camps. SFF roosts are mainly seasonal with numbers and composition of the camps changing constantly. The Cairns City Library camp is the only camp that is occupied throughout the year.

In April 2015, Council sought advice from leading experts including scientists from the CSIRO and the Melbourne and Sydney Royal Botanic Gardens, to assist in formulating an holistic and long-term approach to flying-fox management. This meeting clearly indicated that eliminating flying-foxes from Cairns was neither feasible nor desirable and that strategies that minimised impacts and prevented increases in conflict needed to be identified.

Based on this expert advice, Council has adopted a multi-faceted strategy to managing flying-foxes in urban areas, particularly in the Cairns city centre. It aims to balance protection of SFFs and the amenity of residents through:

management approach – using scientific advice and data on flying-fox population numbers and movements to determine what actions (if any) will occur;

action - responding to immediate concerns and acting to minimise conflict;

community education and awareness to debunk myths about SFFs and provide residents with scientific facts about SFF populations, behaviours and diseases; and

collaboration with State and Federal Governments on all matters relating to management of Spectacled Flying-foxes, including compliance, conservation and recovery planning.

Explanation:

The early atmosphere on Earth was _____.a. mostly carbon dioxide
b. extremely cold
c. full of oxygen
d. hot

Answers

The early atmosphere on Earth was mostly carbon dioxide.

So, the correct answer is A.

What is the atmosphere?

An atmosphere is the blanket of gas that surrounds a planet or other celestial object. Earth's atmosphere, which is mainly composed of nitrogen and oxygen, contains small amounts of other gases. The atmosphere can be broken down into several different layers. Troposphere, stratosphere, mesosphere, thermosphere, and exosphere are the five layers of the Earth's atmosphere. The early atmosphere of Earth was mostly carbon dioxide.

The atmosphere of the Earth comprises a variety of gases, including oxygen, nitrogen, argon, and carbon dioxide. These gases are unevenly distributed in the atmosphere due to the Earth's rotation, atmospheric pressure, and other factors. The majority of the Earth's atmosphere is composed of nitrogen (about 78 percent) and oxygen (about 21 percent). Other gases make up the remaining 1% of the atmosphere, with trace amounts of other elements and compounds contributing to the air we breathe.

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..................................

Answers

……………………………………………………..yeah anyways

.The Gobi of Mongolia is a desert primarily because it is located ____________.
A. in the subtropics
B. near the geographic South Pole
C. near the center of a large continent
D. next to a cold ocean current

Answers

The Gobi Desert in Mongolia is a desert primarily because it is located near the center of a large continent (Option C).

The Gobi of Mongolia is located in the central part of Asia, far away from any oceans or seas. As a result, it is subject to extreme temperature fluctuations between day and night, as well as between seasons. The region also receives very little rainfall, with annual precipitation averaging only 7.6 inches (193 mm). These factors combine to create a harsh, arid environment that is unsuitable for most forms of life. While other deserts may be located in subtropical regions or next to cold ocean currents, the primary reason for the Gobi's desertification is its inland location.
Its location leads to a continental climate with extreme temperature variations, low precipitation, and high evaporation rates, resulting in desert conditions.

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Which of the following sets of numbers could represent the three sides of a triangle? O {11, 17, 26} O {8,10,19} Submit Answer O {13, 22, 37} O {8, 11, 20}​

Answers

Answer:

O {11, 17, 26}

Explanation:

Only  {11, 17, 26} can represent the sides of a triangle.

One very important rule to take note of is that:

        The value of any side of triangle is greater than the difference between any two sides and less than the sum of the two sides.

            {11, 17, 26}

So;

         lets assume the third side = y = 26

       17 - 11 < y < 17 + 11

          6 < y < 28

Since y is between 6 and 28, it satisfies the expression and it is true.

How was the earth created in the world on the turtle's back?

Answers

The woman took a tiny amount of dirt and placed it in the middle of the turtle's back & began walking in circles (in the direction the sun takes), creating the earth.

How was earth created?The only place we are currently aware of where there are living things is our home planet, which is the third planet from the Sun. Earth is the only planet in our solar system having liquid water on its surface, while being only the fifth largest planet overall. Earth is the largest of the four planets nearest to the Sun, all of which are composed of rock and metal, and is only slightly larger than adjacent Venus. It has been called Earth for at least a thousand years.

The Ancient Chief's wife falls through the hole the uprooted tree left behind when Earth is submerged in water.

The aquatic creatures are aware of her Skyland heritage and her inability to survive there. By springing into action and raising the Earth to the surface, the muskrat saves her.

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the particles ejected from the sun during a coronal mass ejection, if directed at earth, will reach us in several days. in about 8 minutes. in about a year. in about 8 hours.

Answers

The particles ejected from the Sun during a coronal mass ejection (CME) would typically reach Earth in about 1 to 3 days.

Massive eruptions of plasma and magnetic field from the Sun's corona are known as coronal mass ejections. It takes some time for the particles in a CME to travel the roughly 93 million mile (150 million km) distance between the Sun and Earth when it is headed towards Earth. The speed of the CME and the state of the solar wind both affect this travel time.

The time it takes for the particles connected with a CME to reach Earth can vary depending on the particular circumstances, but it typically takes several days. This window of time enables space weather monitoring and forecasting systems to give systems like the Earth's magnetosphere and other systems advance warning of potential impacts.

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The complete question is "the particles ejected from the sun during a coronal mass ejection, if directed at earth, will reach us-

in several days.

in about 8 minutes.

in about a year.

in about 8 hours.

in about 1 to 3 days."

If a 375.4g piece of gold has a density of 19.3 g/cm3 , what is its volume? Round your answer to the nearest hundredth.

Answers

\(Volume =\frac{mass}{density} =\frac{375.4}{19.3} =19.45 cm^3\)

Hope that helps!

Describe the Theory of Tectonic Plates in your words

Answers

Answer:

tectonic plates are floating on top of the molten rock and moving around the planet like leaves on water. they bump into each other or move away from each other like so

Explanation:

geography4kids

when converging plates will move beneath the other its subduction

noaa

What mountain erupted in 79 CE in Pompeii? Mount Sorrento Mount Vesuvius Mount Helen Mount Rhine

Answers

Answer:

Mount Vesuvius.

Explanation:

Answer:

Mount Vesuvius

Explanation:

The similarities and differences between the two ecosystems in general. So also describe and show what they look like, the soil included.

Answers

Answer:

Ecosystem is an integrated system of nature which includes overall purview-physical, biotic and human aspects of the earth and or the space and may be known as the independent study of the inaction between the living organisms and non-living properties of the earth

Explanation:

i hope this helps plz mark me as brainlist

Find the surface area of a square pyramid with side length 2 yd and slant height 5 yd.

Answers

The surface area of the square pyramid is \(4 + 8sqrt(6) square yards.\)

How do you find the surface area of a square pyramid with side length and slant height ?

To find the surface area of a square pyramid, we need to add the area of the base to the area of the four triangular faces.

The base of the pyramid is a square, so its area is:

\(Area_base = side_length^2\)

\(Area_base = 2^2\)

\(Area_base = 4 square yards\)

Each of the four triangular faces has the same area, so we can find the area of one and then multiply by 4. To find the area of a triangle, we can use the formula:

\(Area_triangle = 0.5 * base * height\)

In this case, the base is the side length of the square, which is 2 yards. The height is the slant height of the pyramid, which is 5 yards.

However, we need to find the height of the triangle that forms one of the faces. We can use the Pythagorean theorem to do this:

\(height_triangle = sqrt(slant_height^2 - (0.5 * side_length)^2)\)

\(height_triangle = sqrt(5^2 - (0.5 * 2)^2)\)

\(height_triangle = sqrt(25 - 1)\)

\(height_triangle = sqrt(24)\)

\(height_triangle = 2 * sqrt(6)\)

Now we can find the area of one triangular face:

\(Area_triangle = 0.5 * base * height_triangle\)

\(Area_triangle = 0.5 * 2 * 2sqrt(6)\)

\(Area_triangle = 2sqrt(6) square yards\)

Finally, we can find the total surface area:

\(Surface_area = Area_base + 4 * Area_triangle\)

\(Surface_area = 4 + 4 * 2sqrt(6)\)

\(Surface_area = 4 + 8sqrt(6)\)\(square yards\)

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2. the roles of money sam is heading out to lunch. he goes to the bank and withdraws $30 from his savings account. he heads to a local deli that sells half sub sandwiches for $4.99 and whole subs for $7.99. sam decides that he's pretty hungry and goes for the whole. he pays with a $10 bill and tells the cashier to keep the change. identify what role money plays in each of the following parts of the story. hint: select each role only once. role of money medium of exchange unit of account store of value sam can easily determine that the whole sandwich, while twice as long as the half, is priced at less than twice as much. sam accumulates money in his savings account for future purchases. sam buys his lunch with a $10 bill. question-13: how would you explain the fact that now you are not doing any work and still a voltage is induced? who is doing the work now? A 5.00L evacuated cylinder is charged with 25.5g of NH3 and 36.4 g of HCl. Calculate the final pressure at 85.0C after the two compounds have reacted completely: NH3(g)+HCl(g)NH4CI(s)A2.94 atmB5.88atmC8.82atmD14.7atm If the price of good X rises and the demand for good X is inelastic, then the percentage fall in quantity demanded is ____________ the percentage change in price, and total revenue _________. upiter has an orbital speed of 13,000 m/s. suppose a space probe approaches jupiter with a speed of 8,000 m/s (relative to the sun) in the opposite direction. through a gravitational interaction, the probe swings around jupiter and is catapulted back in the direction from which it came. assuming this interaction can be treated as an elastic collision between jupiter and the probe, how fast will the probe be moving (relative to the sun) after it swings around jupiter? which of the following is not considered to be an equitable remedy? a. specific performance b. injunction c. reformation d. money damages Read the excerpt from "I'm Not Thirteen Yet" by Amy Bernstein.Sixth grade was a tough year. Some days, walking the halls was like trudging through peanut butternearly impossible. I had entered the world of teenagers, and I wasn't even one of them yet. Lynette Gardner had always been my best friend, until February, when she turned thirteen. I wouldn't be thirteen until August.What about the excerpt shows that this story might be a personal narrative?It is narrated by a character in the story.It has one central character.It has more than one character.It describes real and imagined characters. what is the first level of leadership within public health? cph Which one of the following is a domain?A.ArchaeaB.BacteriaC.EukaryaD.All of these Which law amended the computer fraud and abuse act of 1986, and what did it change? 10) Suppose you are an engineerprogramming the automatic gate for a a45-cent toll. The gate is programmed forexact change only, and will not acceptpennies. How many coin combinationsmust you program the gate to accept. A blocked drain on a pressure-reducing valve willA) Result in no reduction of pressureB) Prevent flow from the outlet of the valveC) Block the inlet of the valveD) Drop system pressure to zero 10. An atom that has 13 protons and 13 electrons is a neutral aluminum (Al) atom. An atom that has 13 protons and 10 electrons is a- TRUE/FALSE. GDP is the dollar value of all final goods/services produced in a country in a given period.TRUE/FALSE. The most important role of money is to serve as a store of value. What are the medians for the height and weight distribution, respectively? Field Observation notes at a gym You are considering developing 2 buildings (32 units each) on a 4-Acre lot (2-Acre waterfront, 2-Acre rare land). Annual costs have the following characteristics. Annual revenues have the following characteristics: Item Unit Revenue Waterfront lot unit lease with 90% occupancy. $2.5 K / unit per month Rare lot unit lease with 90% occupancy. $1.75 K / unit per month Other $5 K / month What is the annual revenue for rare-lot unit leases? What is the annual revenue for waterfront- lot unit leases? What is the total annual revenue related to this project? Which of the following is least likely to limit moral hazard? A.Policy limit B. Deductible C. Coinsurance requirement D. Compulsoryinsurance. which literary device is used in scenes 2-5 anne frnak Would carbon be considered a versatile solvent? Why or why not?