Rocks & Minerals

The center of the earth

• crust

• mantle

• core

• dirt

An inorganic substance found naturally in the earth

• mineral

• plant

• animal

• air

Inorganic substances are made of things that were or are alive

• false

• true

A scientist who studies the structure, rocks, and minerals of the earth

• biologist

• archeologist

• hydrologist

• geologist

small bits of rock produced by weathering is known as sediment

• true

• false

hot melted rock that makes up the mantle of the earth

• lava

• magma

• fire

• ash

Erosion is the movement of sediment from one place to another

• true

• false

gemstones that are beautiful and rare

• pebbles

• semi-precious stones

• lava rock

• precious stones

a hard, natural substance made of one or more minerals that contain organic materials

• sand

• glass

• metal

• rock

A mineral that can be cut and polished for use

• sandstone

• soapstone

• gemstone

• metal