I am the layer of the atmosphere closest to the ground

• MESOSPHERE

• STRATOSPHERE

• THERMOSPHERE

• TROPOSPHERE

I am the layer of the atmosphere third closest to the ground

• TROPOSPHERE

• STRATOSPHERE

• MESOSPHERE

• THERMOSPHERE

The higher the altitude of the atmosphere the ___________ the pressure because there is _____________ air pressing down on you.

• less/higher

• higher/less

• higher/more

• lower/less

The Earth’s atmosphere is mostly composed of what gases?

• Nitrogen and Oxygen

• Oxygen

• Nitrogen

• Sulfur

Air pressure is affected by _________________________.

• wind

• altitude

• stability

• gases

Warm air is ___________ dense than ______________ air and exerts _______________ pressure.

• less/cold/less

• more/hot/less

• less/hot/more

• more/cold/more

Air density ________ the farther up in the atmosphere you travel.

• lowers

• rises

• stabilizes

• freezes

Air's ability to hold water vapor increase as __________ increases.

• wind speed

• temperature

• air pressure

• none of the above

The process of a water vapor reaching it dew point and turning into liquid.

• precipitation

• condensation

• evaporation

• water vapor

The amount of water vapor in the air

• condensation

• Precipitation

• Saturated

• Humidity