Weathering or Erosion

the breaking down of rocks and minerals by physical, chemical, or biological processes

• Weathering

• Erosion

Tags

NGSS.MS-ESS2-2

Rocks become smooth as they travel down a stream.

• Weathering

• Erosion

Tags

NGSS.MS-ESS2-2

Flood waters move soil from one location to another.

• Weathering

• Erosion

Tags

NGSS.MS-ESS2-2

A fast-moving river carries away flood muddy water.

• Weathering

• Erosion

Choose the arrow(s) that represent WEATHERING AND EROSION.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

​ (a)   the process of rock breaking down into smaller pieces due to wind or moving water

• weathering

• uplift

• rock formation

• metamorphic rock

Tags

ESS2.A

ESS2.C

ESS3.A

ESS3.C

This image shows water expanding as it freezes in cracks in rock. This is known as ice wedging. It is a ​ (a)   force and a form of ​ (b)   weathering and erosion.

• destructive

• mechanical

• chemical

• constructive

• water

• liquid

Tags

NGSS.MS-ESS2-2

An enormous mass of ice moving over land, causing weathering of rock and soil is called a (a)   .

• A glacier

• An iceberg

• An ice wedge

• A sand dune

Answer explanation

A glacier is a massive ice formation that moves over land, shaping the landscape through weathering of rock and soil. In contrast, an iceberg is a floating ice mass, an ice wedge is a crack in permafrost, and a sand dune is a landform made of sand.

Tags

NGSS.MS-ESS2-2

A root that cracks a rock as it grows is an example of ​
​ (a)  

• Mechanical Weathering

• Chemical Weathering

Answer explanation

The root cracking the rock is an example of Mechanical Weathering, which involves physical processes like roots growing, causing rocks to break apart.

Tags

HS-ESS2-2

Water freezes in the cracks of rocks and breaks rocks apart.

• Weathering

• Erosion

Tags

NGSS.MS-ESS2-2