Circulation of Earth's Air and Water

What is the energy source for the water cycle?

• The Sun

• water

• The Earth

• The Moon

What is the water cycle?

• The 3 forms of water

• When water melts.

• The movement of water on, above, or below the surface of the Earth.

• When clouds form

Which stage does liquid water from the ocean turn into water vapor?

• Condensation

• Precipitation

• evaporation

• runoff

What causes differences in air pressure around the Earth?

• Less dense air near the poles

• difference in gravity

• unequal heating of the Earth

• oxygen levels

What causes wind to blow?

• Differences in longitude

• Differences in air temperature and pressure

• Shock waves from clouds

• The rotation of the Earth

The curving of air to the right in the Northern hemisphere is caused by ________ and is called the _________ effect.

• Earth's rotation, Coriolis

• Earth's rotation, Doppler

• Earth's revolution, Coriolis

• Earth's revolution, Doppler

Which statement best describes the movement of wind?

• Wind moves faster when there is greater pressure differences.

• Wind moves faster when there is a lower pressure difference.

• Wind moves slower when there is lower pressure differences.

• Wind moves slower when there is a greater pressure difference.

Wind always blows from an area of ________ to an area of _____ pressure.

• Hot, cold

• high , low

• low, high

• cold, hot

What concept describes how warm air and cool air circulate to keep the temperature stable in the atmosphere?

• Prevailing winds

• air pressure

• convection

• Coriolis effect

Cool air creates areas of _____________

• high pressure, high density

• high pressure, low density

• low pressure, low density

• low pressure, high density