5th Grade Science

Front

Weathered pieces of rock.

Back

sediment

Front

Buried remains of ancient plants and animals that we now use as fuel.

Back

fossil fuels

Front

Breaking down earth's materials at or near the surface.

Back

weathering

Front

Wind or water carrying away weathered pieces of sediment.

Back

erosion

Front

Sediment is eroded, deposited, buried, mixed with surrounding material, and cemented together from heat and pressure.

Back

cementation

Front

Eroded sediment finds a new home.

Back

deposition

Front

The solid innermost portion of our Earth.

Back

inner core

Front

This layer of Earth is made of magma and is between the crust and core.

Back

mantle

Front

The outermost layer of Earth composed mainly of rock.

Back

crust

Front

Gas surrounding Earth made of 78% nitrogen and 21% oxygen.

Back

atmosphere