SMHS Earth Science Unit 5 Water

Why is MOST of the freshwater on Earth not available for our use?

• All freshwater on Earth is easily accessible for use.
• It is frozen in the icecaps and glaciers.
• It is surface water.
• It is underground.

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The ability of a material to transmit water through interconnected pores is called

• capacity
• competence
• permeability
• porosity

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Which is most likely an example of point source pollution?

• fertilizer sprayed onto a field
• water runoff from a city street 
• a pipe flowing into a river

Ocean's cover what percent of the Earth's surface?

• 70 %
• 60 %
• 10 %
• none of the above

Which of the following is not a permeable surface?

• soil

• sand

• asphalt

• moss

What is the energy source for the water cycle?

• the sun
• the earth
• water
• the moon

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Snow, sleet, hail, and rain are all examples of  ________________. 

• evaporation
• condensation
• accumulation
• precipitation

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What is it called when plants give off water vapor as a waste product?

• condensation
• evaporation
• sublimation
• transpiration

What is the process during which water cools and turns from a gas to a liquid?

• Codensation
• Runoff
• Precipitation
• Evaporation

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water entering or sinking into the ground

• Runoff

• Infiltration

• Ground Water

• Water Table