Not Just Dirt!

All soil starts out as rock.

• True

• False

Only changes in weather cause weathering.

• True

• False

Water is an important cause of weathering.

• True

• False

Soil includes rock particles, water, air, and nutrients.

• True

• False

Clay soil has large rock particles.

• True

• False

Soil with smaller particles can hold more water.

• True

• False

Plants can't grow in fertile soil.

• True

• False

Gray soil is the best soil for plants.

• True

• False

Dark soil is usually more fertile than light soil.

• True

• False

Earthworms are good for the soil.

• True

• False