Sedimentary rocks

Where do sedimentary rocks form?

• on the Earth's surface

• underground

• in a volcano

What percentage of the Earth's rocks are sedimentary?

• 25 %

• 50%

• 75%

The process of breaking rocks into smaller material called sediments is called

• weathering

• erosion

• deposition

How are sediments created? Check all that apply

• flowing water

• moving ice

• freezing and thawing

• growth in plants

Tags

NGSS.MS-ESS2-2

What is the movement of sediment to new locations?

• weathering

• erosion

• deposition

What causes erosion? Check all that apply

• water

• ice

• wind

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

What is the dropping of sediment from wind, water, or ice that slows down or melts?

• weathering

• erosion

• deposition

What is the process of building up or layering of sediments over millions of years?

• Erosion

• Weathering

• Sedimentation

Where does sedimentation usually take place?

• at the river's mouth

• in the mountains

• in a volcano

Tags

NGSS.MS-ESS2-2

The upper layers compacts the sediments below because of its

• weight

• height

• length