As altitude __________, temperature ____________ in the troposphere.

• increases; decreases
• increases; increases
• decreases; decreases
• decreases; increases

______________is the force exerted by the oxygen and other gases pushing on an object.

• ozone pressure
• cloud pressure
• air pressure
• stratus pressure

________________ are made of water vapor that condenses in the troposphere.

• dew
• clouds
• evaporation
• transpiration

The two ways water enters the atmosphere are _______&_______.

• evaporation; transpiration
• evaporation; transgression
• evaporation; perspiration
• condensation; transpiration

____________ is the process of plants releasing water vapor.

• transpiration
• evaporation
• perspiration
• condensation

________ ________ are huge bodies of air that form over water or land in tropical or the poles.

• air masses
• cloud masses
• air pressure
• tropical storms

_______ pressure systems usually signal fair, happy weather.

• low
• medium
• high 
• none of the answers are correct

______ pressure systems usually signal lousy, stormy weather.

• low
• medium
• high
• none of the answers are correct

______ are a rapidly moving funnel-shaped cloud that extends down from a storm cloud.

• storms
• tornadoes
• thunderstorms
• hurricanes

_________ is a tool used to measure air pressure.

• anemometer
• barometer
• thermometer
• hygrometer