Chapter 3 Review

What does the Mohs Scale measure?

This soil layer contains the most humus.

c

topsoil

subsoil

bedrock

Tags

NGSS.MS-ESS2-1

This layer has larger pieces of rock. It contains less humus than topsoil.

c

topsoil

subsoil

bedrock

Tags

NGSS.MS-ESS2-1

The last layer has large, unbroken rock.

c

subsoil

topsoil

bedrock

Tags

NGSS.MS-ESS1-4

• bedrock

• humus

• water

• break apart, or rot

• break down rock into smaller pieces

• survive and grow

Tags

NGSS.MS-LS2-3

• bedrock

• humus

• subsoil

Tags

NGSS.MS-LS2-3

• erosion

• humus

• weathering

• erosion

• humus

• weathering

Tags

NGSS.MS-ESS2-2

• anything made by people

• anything in nature that God made for people to use