Choose all the answers that apply.


By what method is water added to the atmosphere?

condensation

precipitation

evaporation

transpiration

sublimation

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What is the best way to increase the rate of evaporation?

increase temperature

decrease temperature

decrease surface area

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Choose all the answers that apply.


Precipitation:

occurs evenly all over the earth

returns freshwater to the earth

is the change from a liquid into a gas

occurs when snow and ice change directly into water vapor

falls mostly in the form of rain

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Why does ice float?

Ice is less dense than water.

Ice is more dense than water.

Ice has a lower pH than water.

Ice has a higher pH than water.


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What causes seasons?

the earth's rotation

the earth's tilt