9.6 Weathering and Erosion Practice

What is erosion?

• The breaking of rock

• The moving of rock

• The dissolving of rock

• Rock dropping off somewhere new

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

What is weathering?

• The breaking of rock

• The moving of rock

• The creation of new rock

• Rock dropping off somewhere new

When ice gets trapped in rock and pushes it apart, we call this:

• Chemical weathering--acid

• Chemical weathering--rust and oxidation

• Mechanical weathering--freeze thaw

• Mechanical weathering--abrasion

When a cave is created by rain infiltrating into the ground and dissolved rock, we call this...

• Chemical weathering--acid

• Chemical weathering--rust and oxidation

• Mechanical weathering--freeze thaw

• Mechanical weathering--abrasion

Tags

NGSS.MS-ESS2-2

When a rock or side of a mountain turns orangish brown, we call this...

• Chemical weathering--acid

• Chemical weathering--rust and oxidation

• Mechanical weathering--freeze thaw

• Mechanical weathering--abrasion

When sand hits rock and chips it away we call this...

• Chemical weathering--acid

• Chemical weathering--rust and oxidation

• Mechanical weathering--freeze thaw

• Mechanical weathering--abrasion

When a rock is exposed to high and low temperatures, causing cracks to form, we call this...

• Chemical weathering--acid

• Chemical weathering--rust and oxidation

• Mechanical weathering--freeze thaw

• Mechanical weathering--temperature changes

When pieces of a rock are carried in a river, we call this...

• Erosion by wind

• Erosion by water

• Mechanical weathering--abrasion

• Mechanical weathering--temperature changes

When pieces of a rock are blown in a sandstorm, we call this...

• Erosion by wind

• Erosion by water

• Mechanical weathering--abrasion

• Mechanical weathering--temperature changes

When weeds grow in a parking lot, breaking up the pavement, we call this...

• Erosion by wind

• Erosion by water

• Mechanical weathering--abrasion

• Mechanical weathering--by plants

Tags

NGSS.MS-LS2-4