Water on the Earth

Where is most of Earth’s water located?

• glaciers

• lakes

• oceans

• rivers

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What is groundwater?

• water that fills space between rocks of Earth

• water found within a lake or pond

• water that is evaporated from the surface of Earth

• water that is found in the ocean

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Water can exist on Earth as...

• solid ice

• liquid water

• the gas water vapor

• All of above

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What are the two kinds of water that exist on Earth?

• Freshwater

• Saltwater

• Sugarwater

• Bluewater

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Freshwater makes up how much of the Earth's water supply?

• 97%

• 75%

• 25%

• 3%

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Saltwater makes up how much of the Earth's water supply?

• 97%

• 75%

• 25%

• 3%

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Where is most of Earth's freshwater found?

• in the ground

• in the atmosphere

• in lakes and rivers

• in glaciers and icecaps

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Why do we need to conserve water?

• It is an unlimited resource. 
• It is a limited resource. 
• There is a lot of water. 
• There is no need to conserve water.

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Why is clean water important?

• All life on Earth depends on clean water to live and grow.
• We need clean water for recreational activities.
• We need bodies of water for transportation
• We need water to regulate the temperature on Earth.

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Potable water means...

• Water which comes straight from a river or reservoir

• Water containing bacteria

• Water which is safe to drink

• Water which contains a high amount of salt