Podcast
Questions and Answers
What is the primary reason why water is important on Earth?
What is the primary reason why water is important on Earth?
- It is involved in the water cycle
- It exists in three phases
- It is a thermal energy source
- It is essential for all life (correct)
What happens to the air temperature when an air mass expands?
What happens to the air temperature when an air mass expands?
- It increases
- It remains constant
- It becomes saturated
- It decreases (correct)
What is the result of condensation when an air mass cools to its dew point?
What is the result of condensation when an air mass cools to its dew point?
- Evaporation occurs
- Clouds dissipate
- The air mass contracts
- Clouds form (correct)
What is the rate of cooling of an unsaturated air mass as it rises?
What is the rate of cooling of an unsaturated air mass as it rises?
What occurs when an air mass contracts?
What occurs when an air mass contracts?
What is the difference between a dry adiabatic rate and a saturated adiabatic rate?
What is the difference between a dry adiabatic rate and a saturated adiabatic rate?
What is the altitude at which the air becomes saturated and can no longer hold any more water vapor?
What is the altitude at which the air becomes saturated and can no longer hold any more water vapor?
What is the rate at which the air cools when it rises, and the air is saturated with water vapor?
What is the rate at which the air cools when it rises, and the air is saturated with water vapor?
What is the term for the amount of water vapor present in a given volume of air?
What is the term for the amount of water vapor present in a given volume of air?
What happens when the relative humidity reaches 100%?
What happens when the relative humidity reaches 100%?
What determines the altitude of an air parcel?
What determines the altitude of an air parcel?
What type of air is characterized by a parcel rising until it reaches equilibrium or the top of the troposphere?
What type of air is characterized by a parcel rising until it reaches equilibrium or the top of the troposphere?
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