Earth's Atmosphere

Front

What two gases make up 99% of the atmosphere's total volume?

Back

nitrogen and oxygen

Front

During photosynthesis, plants absorb _______ and release ________

Back

Plants absorb carbon dioxide and release oxygen.

Front

In cellular respiration, organisms take in oxygen and release carbon dioxide or take in carbon dioxide and release oxygen?

Back

organisms take in oxygen and release carbon dioxide

Front

Which of the following is not a layer of the atmosphere? troposphere, stratosphere, mesosphere, hemisphere

Back

hemisphere

Front

This is the coldest layer of the atmosphere

Back

mesosphere

Front

This layer absorbs most of the UV and x-ray radiation from the sun.

Back

thermosphere

Front

Air pressure

Back

decreases as amount of water vapor increases

Front

As you move farther away from Earth, the temperature in the layers of the atmosphere

Back

decreases, increases, decreases, increases