People can change Earth

_______ along the river could protect Nate's city from floods.

• Levees

• Weathering

• Erosion

Tags

NGSS.MS-ESS3-2

When people make changes to land like building houses or roads, do they cause erosion?

• Yes, they do.

• No, they do not.

Tags

NGSS.MS-ESS2-2

Was this Hoover Dam built by people?

• Yes, it was.

• No, was not.

Can people built a structure to stop volcanoes?

• Yes, they can.

• No, they cannot.

Tags

NGSS.MS-ESS3-2

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

What is the easiest way to prevent wind in this picture?

• Build a wall

• Plant trees

• Cover it with a big plastic sheet

Tags

NGSS.MS-ETS1-3

Why do we need dams? (choose 2 answers)

• to bring water to the cities

• to prevent (stop) floods

• to hold back ocean water

Tags

NGSS.MS-ETS1-1

A dike holds back ocean water. Which pictures shows a dike?

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• 
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Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

A windbreak blocks the wind. Which pictures shows a windbreak?

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• 
• 
• 

Tags

NGSS.MS-ETS1-2