Presenting the Who wants to be a

millionaire game

By Selina T.

Salt water is mostly found in_________.

Seas Glaciers

Oceans Mountain streams

Life exists on earth because it has the proper mix of gases,_________ and a large amount of water.

Reasonable temperature Land

Animals Enough space

Minerals are always_____________?

Alive

Rocks Found in nature

Wood

A _______ is a natural solid and has a definite shape?

Rock Magma

Crystal H2O

Ants, worms and woodchucks help weathering because they make ______ in the soil.

Animal activity Roots

Holes Frost action

Nine Six

Four Twelve

How many basic crystal forms are there?

Water_______ when it freezes.

Contracts Cracks

Evaporates Expands

Weathering just splits the crust. It does not __________ rocks.

Brake Carry away

Harden Expand

A plants________ can spit rocks.

Arms Legs

Leaves Roots

How many layers are there on earth if each layer is worth 5.

20 9

18 25

If you switch the earth inside out, what is the 3 layer starting outside?

Inner core Outer core

Mantle Crust

How thick is the mantel?

2900km thick 800km thick

2000km thick2800km thick

What is the mantle made of?

Hot rocks and gases Solid iron and nickel

Thick liquids and plastic Loose rocks and soil

Rocks are grouped by how they were __________.

Formed

Colored Found in nature

Found in the crust

If you add all thicknesses of all layers how thick is that? Hint: the crust is 20km

9920km

4653km

8940km

6730km