Weathering

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

• chemical weathering

• mechanical weathering

Tags

NGSS.MS-ESS2-2

Freeze-thaw cycles results in a process known as ice wedging because water ________ as it freezes.

• shrinks

• expands

• remains a constant volume

Tags

NGSS.MS-ESS2-2

As the precipitation rate increases, the rate of weathering ________.

• increases

• decreases

• remains the same

Tags

NGSS.MS-ESS2-4

As the temperature increases, the rate of weathering ________.

• increases

• decreases

• remains the same

In the process of ________, oxygen reacts with certain elements in rock, resulting in a color change and the formation of rust.

• acid rain

• oxidation

• animal actions

• carbonic acid

Tags

NGSS.MS-ESS2-2

NGSS.MS-PS1-2

In the process of abrasion....

• ...water dissolves rock, forming a solution.

• ...living organisms produce weak acids that dissolve rock.

• ...oxygen reacts with elements in rock to form rust.

• ...rock particles grind against other rock particles, wearing them down.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

Which of the following is formed by the reaction of carbon dioxide with water?

• rust

• carbonic acid

• animal actions

• living organisms

Tags

NGSS.MS-PS1-2

Which of the following is NOT an agent of mechanical weathering?

• abrasion

• ice wedging

• oxidation

• animal actions

Which of the following is NOT an agent of chemical weathering?

• carbon dioxide

• acid rain

• ice wedging

• oxidation

Tags

NGSS.MS-ESS2-2

NGSS.MS-PS1-2

Which of the following is the cause of acid rain formation?

• The release of weak acids by plant roots

• The burning of fossil fuels as a form of energy

• The dissolving of rock particles in water to form solution

Tags

NGSS.HS-ESS2-5