Chapter 1 Science Test

The thin outer layer of the earth is called the

• mantle

• crust

• core

• soil

The center of the earth is called the

• mantle

• crust

• core

• soil

Most of the earth's mass is in the

• mantle

• crust

• core

• soil

An inorganic substance found naturally in the earth is called

• a mineral

• a rock

• soil

• vein

A substance made of things that were never alive is.

• organic

• synthetic

• inorganic

• luster

The characteristic of a mineral to break along smooth, straight lines or into flat sheets is called

• fracture

• streak

• color

• cleavage

The color of the mark made when a mineral sample is rubbed on a harder surface is called the

• cleavage

• color

• fracture

• streak

Rock formed by heat and pressure deep below the earth's crust is called

• conglomerate

• igneous

• metamorphic

• sedimentary

Rock that forms when layers of sediment and organic material harden is called

• metamorphic

• sedimentary

• Conglomerate

• igneous

Rock formed from magma or volcanic lava is called

• metamorphic

• sedimentary

• igneous

• conglomerate