The Water Cycle

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Quiz

1. Where is most water found on Earth?
   A. in glaciers
   B. in lakes
   C. in rivers
   D. in oceans
2. What source of energy evaporates the most water from Earth’s surface?
   A. volcanoes
   B. the sun
   C. lightning
   D. wind
3. What is water doing when it is changed to water vapor?
   A. evaporating
   B. condensing
   C. precipitating
   D. freezing
4. What is water vapor doing when it changes to water?
   A. evaporating
   B. condensing
   C. precipitating
   D. freezing
5. What controls whether water is a gas, liquid or solid ice?
   A. the shape or size of the cup
   B. where it has been stored
   C. if it is being used for irrigation
   D. what its temperature is

6. Where does condensation occur in the water cycle?
   A. clouds forming
   B. ocean water changing to water vapor
   C. water flowing down a river
   D. underground water soaking into rocks and soil
7. How can water vapor in the air return to Earth?
   A. it evaporates and is blown by the wind
   B. it evaporates and forms clouds
   C. it condenses then precipitates
   D. it sticks to any warm surface it comes in contact with
8. Many Utah towns use water from wells for drinking. How does water get into wells?
   A. it has to be poured into them from water tanks
   B. rain sinks down through the soil into them
   C. it is pumped by large engines into the well
   D. it evaporates from the inside of Earth
9. On which kind of day would you expect the most evaporation from the surface of a
   pond?
   A cold, rainy
   B. cold, sunny
   C. warm, rainy
   D. warm, sunny

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