Chemical or Mechanical Weathering

Identify as chemical or mechanical weathering: A metal bridge develops rust over time due to exposure to oxygen.

• chemical

• mechanical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Identify as chemical or mechanical weathering: lichen or moss releasing chemicals on a rock in a forest.

• chemical

• mechanical

Tags

NGSS.MS-LS2-3

Identify as chemical or mechanical weathering: pollutants mixing with water in the atmosphere (acid rain) affecting historical monuments.

• chemical

• mechanical

Identify as chemical or mechanical weathering: water mixing with minerals (changing feldspar to clay)

• chemical

• mechanical

This type of weathering occurs when rocks react with acid rain that makes them DISSOLVE

• mechanical weathering

• chemical weathering

• both

Tags

NGSS.MS-PS1-2

The formation of stalactites and stalagmites in a cave as water mixed with carbon dioxide creates carbonic acid, which dissolves away the limestone, is an example of:

• mechanical weathering

• chemical weathering

Tags

NGSS.MS-ESS2-2

A metal statue slowly turning green after years of being outside is an example of:

• mechanical weathering

• chemical weathering

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A piece of sandstone changing color (from brown to rusty red) from exposure to water and air is an example of:

• mechanical weathering

• chemical weathering

Tags

NGSS.MS-ESS2-2

Which of these terms describes the process of acid rain wearing out limestone?

• deposition

• chemical weathering

• physical weathering

• erosion

Tags

NGSS.MS-PS1-2

The breakdown of rock that results in a change in its chemical composition is called:

• chemical weathering

• mechanical weathering

Tags

NGSS.MS-PS1-2