Ch. 2, sec. 1 The Earth Inside and Out

Earth and the Solar System

Chapter 2, Section 1

Solar System

Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune

And here are the sizes of the planets relative to the Sun.

The Sun is big.

That’s you.

Inner Core - solid

Structure of Earth

Inner Core - solid

Outer Core - liquid

Structure of Earth

Inner Core - solid

Outer Core - liquid

Mantle – has several layers

Magma created here.

Structure of Earth

Inner Core - solid

Outer Core - liquid

Mantle – has several layers

Magma created here.

Crust – thin layer of rock

Structure of Earth

1000– 10 minutes1,000,000- 10 days1,000,000,000- 27 years1,000,000,000,000- ________ years

Volcanoes form when magma (molten rock) erupts through the crust from the mantle.

We’ll talk about them more in 2.3.

On and above the Earth

Atmosphere – airLithosphere – solid rock portion of the

earthHydrosphere – All bodies of waterBiosphere – where plants and animals live

(everything combined)

Lithosphere

Hydrosphere

Atmosphere

Biosphere