5.7a and 5.7b

A student wants to create a model that shows how sand dunes are formed. First, she places sand in an aluminum pan. What’s her next step?

• Pour a cup of water in the pan

• Shake the pan back and forth

• Use a fan to blow the sand

• Place ice in the pan

How did the delta at the end of the Rio Grande form?

• Sand and mud from the Gulf of Mexico were washed ashore by tsunamis

• The river cut through the solid bedrock of the valley.

• Hurricanes pushed soil and debris from the Gulf of Mexico onto the land.

• The river deposited large amounts of sediment from land erosion.

Tags

NGSS.MS-ESS2-2

All of these are related to the formation of natural gas and oil EXCEPT....

• decomposed animals

• decayed plants

• sedimentary rock

• active volcanoes

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-1

The model above shows layers of sediment on an ocean floor. Which of the following can explain how these layers can become rock over many years?

• sand in the sediment melts and turns into rock

• weight of the water compacts the sediment into rock

• changing water temperatures turn sand in the sediment into rock

• pollution caused by humans turns sediment into rock

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

What is this landform?

• delta

• canyon

• valley

• sand dune

Tags

NGSS.MS-ESS2-2

How does a delta form?

• a river slowing down
• it's just a river that empties into an ocean or lake
• the current of the river speeds up at the mouth causing sediment to wash away
• the current of the river slows down causing sediment to deposit

Which of these resources are NOT renewable?

• gasoline

• sunlight

• wind

• corn

All the following is classified as a nonrenewable resource, BUT...

• oil

• natural gas

• water

• coal

A resource is nonrenewable because...

• it cannot be replaced as fast as people use it.

• it can be recycled.

• it can easily be replaced as it is used.

• it is available in limited supplies.

Fossil fuels are

• Renewable resource

• Nonrenewable resource