Physical and Chemical Weathering

Involves a reaction; a new substance is created

• physical weathering

• chemical weathering

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Limestone dissolves in the presence of acid rain

• physical weathering

• chemical weathering

Tags

NGSS.MS-ESS2-2

NGSS.MS-PS1-2

oxygen + iron = rust

• physical weathering: abrasion

• chemical weathering: reaction with acid

• chemical weathering: oxidation

• physical weathering: frost wedging

Tags

NGSS.MS-ESS2-2

NGSS.MS-PS1-2

• physical weathering: abrasion

• chemical weathering: reaction with acid

• chemical weathering: oxidation

• physical weathering: frost wedging

Tags

NGSS.MS-ESS2-2

Abrasion is physical weathering by:

• ice

• repeated contact

• oxidation

• reaction to acid

Tags

NGSS.MS-ESS2-2

• abrasion by wind

• abrasion by water

• frost wedging

• oxidation

Tags

NGSS.MS-ESS2-2

Abrasion in water results in what kind of shape/texture in a rock?

• rounded & smooth

• rounded & jagged

• angular & jagged

Tags

NGSS.MS-ESS2-2

Which rock samples have undergone abrasion in water for the longest period of time?

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Tags

NGSS.MS-ESS2-2

Which of the following will lead to chemical weathering?

• expansion of ice in the cracks of a rock

• exposure to acid rain

• the wearing down of rocks due to abrasion in a river

• the cracking of rocks due to pressure from tree roots

Tags

NGSS.MS-ESS2-2

NGSS.MS-PS1-2

These rocks have been rounded due to

• oxidation

• abrasion

• frost wedging

Tags

NGSS.MS-ESS2-2