Rocks and minerals - part 1

This layer is the thickest, largest layer of the Earth.

• Crust

• Mantle

• Outer core

• Inner core

This layer is completely solid because of the high pressure exerted on it.

• Crust

• Mantle

• Outer core

• Inner core

This layer is the thinnest one, covering the surface of the Earth.

• Crust

• Mantle

• Outer core

• Inner core

The outer core is mostly made up of these two metals.

• Steel

• Iron

• Nickel

• Aluminum

The Earth's crust under oceans is called:

• Sea crust

• Water crust

• Aquatic crust

• Oceanic crust

The Earth's land is made up of this type of crust:

• Terrestrial crust

• Tectonic plates

• Continental crust

• Land crust

The mantle is made up of this very hot molten rock:

• Lava

• Magma

• Igneous rock

• Sedimentary rock

The Earth's outer core creates this to protect us from solar winds:

• Magnetic field

• Gravitational field

• Tectonic plates

• The Earth's crust

When lava cools down, it forms _______ rocks.

Through weathering and erosion, rocks break down and turn into ________.