Presenting the Who wants to be a

millionaire game

By Antonia

The earth is a ...

star glacier

planet ocean

What is the name of the part of the earth that is water?

Lithosphere Hydrosphere

Atmosphere Carbon dioxide

The earth’s crust in order from inside to outside is...

Core, mantle, crust Crust, mantle, core

Crust, mantle, core Mantle, core, crust

Where is the pressure the greatest?

Outer core Crust

Mantle Inner core

How many planets move around the sun?

Five planets Nine planets

Eleven planets Eight planets

How thick is the inner core?

1,200 km 3,150 km

1,300 km 1,600 km

What is one of the main causes of mechanical weathering?

Continents Buildings

Root action People

Air and water…

Make rocks big Break rocks

Contract rocks Wear down rocks

How do animals do animal activity by rocks?

Jump on the rocks

Walk around them Dig holes

Walk on them

How thick is the core?

3,400 km 3,500 km

6,200 km 1,000 km

What is the outer made of?

Melted iron and nickel Solid iron and nickel

Melted metal and iron Lava and solid rocks

Underground rocks that have melted are called_____

Lava Metal

H2O Magma

The mantle is _____ of the earth’s mass

Eight tenths Two thirds

Half Three fourths

When do scientist think that the earth was formed?

3 billion years ago 4 billion years ago

6 billion years ago 5 billion years ago

What is a natural solid that has a definite shape?

Salt water Magma

A Mineral The MS