Science: Earth's Water Topic 4: Lesson 1(Saavas)

What does a water quality specialist do?

• Develop a technology to make unsafe water drinkable.

• Clean up the water to give back to nature.

• Help people find good water.

• Show how to save the enviroment.

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Earth is called the water planet because

• We have drinkable water.

• It is considered the green planet.

• Water is everywhere on the planet.

• None of the above.

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NGSS.MS-ESS2-4

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Much of the water you cannot see is an invisible gas called ....

• solid

• liquid

• steam

• water vapor

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NGSS.MS-ESS2-4

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Water Vapor and steam are the same thing.

• True

• False

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This is usually at the same temperature as the air around it.

• Steam

• Water Vapor

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NGSS.MS-PS1-4

This is above air temperature and is created when water boils.

• Steam

• Water Vapor

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NGSS.MS-PS1-4

What you see as _______ is actually tiny water droplets forms when hot water vapor meets cool air in the room.

• Water Vapor

• Steam

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NGSS.MS-PS1-4

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Most of the earth's near the surface is is in its_____.

• ponds

• lakes

• ocean

• rivers

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Water on Earth constantly moves in a _____.

• revolution

• rotation

• cycle

• None of the above

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NGSS.MS-ESS2-4

This is a series of events or process that repeats

• cycle

• rotation

• revolution

• none of the above.

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NGSS.MS-ESS2-4

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