Air Pressure Question Preview (ID: 48893)


Air Pressure. TEACHERS: click here for quick copy question ID numbers.

When air is moving, we call it....
a) barometer
b) air
c) pressure
d) wind

What is the amount of mass in a known volume of an object or substance
a) volume
b) density
c) mass
d) air

Air pressure pushing down that is higher than the surrounding air is called
a) mass
b) air pressure
c) low pressure
d) high pressure

What type of air sinks to the ground?
a) warm air
b) cold air
c) wind
d) pressure

Warm air takes up ______________ space than cold air.
a) less
b) the same
c) more
d)

_________ air rises
a) wet
b) dense
c) cold
d) warm

Cold air is _________ than warm air.
a) milder
b) lighter
c) heavier
d) more humid

Air pressure and density both decrease
a) with higher altitudes
b) with lower altitudes
c) they never change
d)

true / false - Air pressure increases as altitude increases
a) true
b) false
c) both
d)

Pumping up a bike tire
a) has more pressure going into the tire
b) has less pressure going out of the tire
c) has the same pressure inside and outside of the tire
d)

Which is true?
a) Density of air is greater at high altitudes.
b) The percentage of oxygen in the air is lower at high altitudes.The
c) The amount of oxygen in each breath is less at high altitudes.
d) Air pressure is higher at high altitudes.

True or False: Falling air pressure usually means a storm is coming.
a) False
b) True
c)
d)

LOW pressure usually starts storms, because the air rises, forms clouds, then storms.
a) No, come on, that makes no sense
b) Yeah, that's right
c)
d)

What is the definition of CONVECTION?
a) When heat transfers through waves.
b) movement in a gas or liquid in which the thermal energy moves up and the colder parts move down
c) When heat transfers from objects that are touching.
d) Heat traveling from the sun

What is the definition of CONDUCTION?
a) a hot liquid or air that expands, becomes less dense, and rises or becomes more dense, and sinks.
b) When heat is transferred from objects like rays of light or electromagnetically.
c) When heat transfers through the furnace in your house.
d) When heat transfers from objects that are touching.

This gas makes up about 21% of the atmosphere
a) Ozone
b) Argon
c) Oxygen
d) Nitrogen

What is the definition of RADIATION?
a) movement in a gas or liquid in which the thermal energy moves up and the colder parts move down
b) When heat transfers from objects that are touching.
c) When thermal energy transfers through waves.
d) When heat is transferred from objects like rays of light or electromagnetically.

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