Earth's Surface Chapter 3

All rocks are made of ___________.

• clay

• minerals

• igneous rock

• granite

The three types of rocks are ___________.

• minerals, clay, and granite

• sedimentary, metamorphic, and igneous

• sedimentary, metamorphic, and minerals

_____________ rock forms when melted rock cools and hardens.

• igneous

• sedimentary

• metamorphic

• minerals

_____________ rock forms in layers- one layer at a time from sediments.

• igneous

• sedimentary

• metamorphic

• minerals

True or False- Rocks can change into other types of rocks.

• false

• true

__________ is the layer of loose materials that cover's Earth's land.

• rocks

• soil

• grass

The three soil layers are __________________________________.

• dirt, mud, and clay

• topsoil, mud, and bedrock

• topsoil, subsoil, and bedrock

________ is made of the remains of plants and animals.

• particles

• humus

• clay

• dirt

_________ are the three main types of particles found in soil.

• sand, silt, and clay

• topsoil, subsoil, and bedrock

• humus, silt, and bedrock

A _______________ is a solid feature of Earth's crust.

• particle

• landform

• rock