6 Science Unit 2 Topic 2

Front

Seismic Wave

Back

An elastic wave in the earth produced by an earthquake or other means.

Front

Crust

Back

The outermost shell of the Earth.

Front

Mantle

Back

The thick, mostly solid layer of rock that lies between the Earth's crust and its core.

Front

Outer Core

Back

Liquid, iron-nickel layer of the Earth between the solid inner core and lower mantle.

Front

Inner Core

Back

The solid, innermost layer of the Earth, made up of iron and nickel.

Front

Evidence

Back

Information that supports or contradicts a scientific theory or hypothesis.

Front

Elements

Back

The tiny particles that make up matter.