Topic 4: Lesson 2: Water In The Atmosphere

Question 1

the continual movement of water among Earth’s atmosphere, oceans, and land surface through evaporation, condensation, and precipitation

Answer 1

water cycle

Question 2

the process by which molecules at the surface of a liquid absorb enough energy to change to a gas

Answer 2

evaporation

Question 3

the change in state from a gas to a liquid

Answer 3

condensation

Question 4

the temperature at which condensation begins

Answer 4

dew point

Question 5

the amount of water vapor in a given volume of air

Answer 5

humidity

Question 6

the percentage of water vapor in the air compared to the maximum amount of water vapor that air can contain at a particular temperature

Answer 6

relative humidity

Question 7

any form of water that falls from clouds and reaches Earth’s surface as rain, hail, sleet, or snow

Answer 7

precipitation

Question 8

water from precipitation runs off the surface

Answer 8

runoff

Question 9

the process by which water is lost through a plants leaves

Answer 9

transpiration

Question 10

animals and humans release water vapor when they exhale

Answer 10

respiration