Forces of Chemical and Physical Weathering

Weathering means _____

• carrying of rocks away

• breaking down of rocks to smaller bits

• settling down of Earth's materials

Chemical weathering means _____

• breaking down of rocks by changing the rock material

• breaking down of rocks using a hammer

• breaking down of rocks because they fall

Which is an example of chemical weathering?

• Ice breaking a rock as it melts

• Acid rain falling on limestone to make it easily break down

• Wind breaking down the rock

Water getting into cracks, freezing, and breaking the rocks or pavement apart

• Weathering
• Erosion

Tags

NGSS.MS-ESS2-2

Which of these can not cause physical weathering?

• wind

• ice

• plants

• acid rain

Tags

NGSS.MS-ESS2-4

What type of weathering does this image display?

• physical
• chemical

Physical weathering is when

• rocks are broken by a chemical

• rocks are broken to smaller pieces of the same kind of rock

_______ causes physical weathering

• ice

• acid rain

• human, plant and animal activities

Tags

NGSS.MS-ESS2-2

plants can cause

• chemical weathering

• physical weathering

• both chemical and physical weathering

Temperature changes can cause

• physical weathering

• chemical weathering