Chapter 35- Antarctica and Global Warming

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Antarctica is known for

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being the coldest continent on Earth.

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What do many scientists believe relates to global warming? Options: Earth's solar energy, a lot of precipitation, the increase in snow, the greenhouse effect

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the greenhouse effect

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Researchers go to Antarctica to study global warming. Global warming is

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a slow increase in Earth's surface temperature.

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Why does Antarctica get so cold?

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It is the farthest continent from the equator.

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A large ecosystem such as a forest or wetland is called

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a biome.

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Which of the following is a theory on global warming? Options: Earth's climate is getting warmer., It is caused by human activity., It is harmful to people and biomes., all of the above

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all of the above

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What is the name of the natural process that keeps Earth warm? Options: A. the greenhouse effect, B. the solar energy effect, C. the precipitation process, D. the ecosystem process

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the greenhouse effect

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Scientists who support the global warming theory use ______ as their evidence.

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all of the above

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The levels of greenhouse gases in the atmosphere are rising due mostly to people: burning fossil fuels, hunting too frequently, melting glaciers for land, or using lots of solar energy?

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burning fossil fuels.

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Scientists who support the global warming theory believe that common crop failures could lead to hunger.

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common crop failures could lead to hunger.