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Questions and Answers
What causes air to move vertically?
What causes air to move vertically?
- Being denser than surrounding air
- Being cooler than surrounding air
- Being forced over a barrier (correct)
- Horizontal differences in atmospheric pressure
What is atmospheric pressure?
What is atmospheric pressure?
- The weight of the air surrounding a location
- The weight of the air below a location
- The weight of the air at a location
- The weight of the air above a location (correct)
Why doesn’t a small school desk collapse under the weight of the air above it?
Why doesn’t a small school desk collapse under the weight of the air above it?
- The desk is too small for the weight of the air above it to matter
- The desk is made of strong material
- The air pressure above the desk is not strong enough to cause it to collapse
- The desk is designed to withstand the weight of the air above it (correct)
What is the unit used on surface weather maps to measure pressure?
What is the unit used on surface weather maps to measure pressure?
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Who invented the mercury barometer?
Who invented the mercury barometer?
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What happens to the column of mercury in a barometer when the air pressure increases?
What happens to the column of mercury in a barometer when the air pressure increases?
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