Fluid Pressure

___________is the result of the weight of a column of air pushing on an area.

• Air pressure

• Density

• Volume

• none of the above

In what direction does air exert pressure?

• Upward

• Downwards

• In all directions

A _____________ is the scientific instrument used to measure air pressure.

• Thermometer

• Anemometer

• Barometer

• None of the above

As you go up a mountain air pressure ....

• Increases

• Decreases

• Stays the same

If we blow up a balloon, what happens to the pressure inside the balloon?

• Increases

• Decreases

• Remains same

Will you be able fully to blow up a balloon inside a bottle?

• Yes

• No

This is a barometer with mercury in it. If the height of the column is 76cm at Sea level , what happens as we go up the mountains ?

• Height of column increases

• Height of column decreases

• Height remains the same

Cold places have higher barometric pressure so, do cold places suffer from cyclones?

• Yes

• No

An astronaut's lungs without a spacesuit will in the vacuum of space will ...

• Blow up and rupture

• Implode

In an airplane, the ears pop at higher altitudes because pressure inside the ear ....

• Higher than outside

• Lower than outside