Categories

4th Grade

Layers Of The Earth

CRUST

Made up of Soil & Rock

Thin layer

5 to 25 miles thick.

MANTLE

Made up of superheated rock.

Thickest layer

1,800 miles thick.

OUTER CORE

Superheated liquid.

Outside of the core.

1,400 miles thick.

INNER CORE

Made up of iron & nickel.

Solid center

800 miles thick.

SOLAR SYSTEM

Sun

Mercury

Venus

Earth

Mars

Jupiter

Saturn

Uranus

Neptune

Pluto

Finger Codes

Pencil

One finger

Tissue

Two fingers

Water

Three fingers

Question

Five fingers

Restroom

Fingers crossed