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Atmospheric Pressure Quiz

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Questions and Answers

What happens to atmospheric pressure as altitude increases?

It increases due to the weight of the atmosphere.

It fluctuates randomly with no specific trend.

It decreases due to lower air density. (correct)

It remains constant regardless of altitude.

Which unit is commonly used to express atmospheric pressure in the SI system?

Millibars

Pounds per square inch

Inches of mercury

Pascals (correct)

How does a mercury barometer indicate changes in atmospheric pressure?

By generating sound waves that indicate pressure.

By changing the color of the mercury.

By raising or lowering the mercury level in the tube. (correct)

By capturing air molecules and measuring their movement.

At sea level, what is the standard measurement of atmospheric pressure in pascals?

101,325 Pa Signup and view all the answers

What component of the atmosphere exerts pressure downwards at sea level?

The entire atmosphere above Signup and view all the answers

What is the historical significance of the mercury barometer?

It was invented in 1643 to measure atmospheric pressure Signup and view all the answers

Which of the following is NOT a unit used to measure atmospheric pressure?

Kilograms per square meter (kg/m²) Signup and view all the answers

Why is atmospheric pressure greatest at sea level?

Due to the weight of the entire atmosphere above Signup and view all the answers

Which atmospheric pressure unit is commonly used by weather forecasters?

Millibars (mb) Signup and view all the answers

Atmospheric Pressure Quiz

Choose a study mode

Podcast

Questions and Answers

What happens to atmospheric pressure as altitude increases?

Which unit is commonly used to express atmospheric pressure in the SI system?

How does a mercury barometer indicate changes in atmospheric pressure?

At sea level, what is the standard measurement of atmospheric pressure in pascals?

What component of the atmosphere exerts pressure downwards at sea level?

What is the historical significance of the mercury barometer?

Which of the following is NOT a unit used to measure atmospheric pressure?

Why is atmospheric pressure greatest at sea level?

Which atmospheric pressure unit is commonly used by weather forecasters?

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