Y7 Recall - Our Earth

What part of the Earth is A?

• outer core

• outer edge

• crust

• mantle

What part of the Earth is B?

• outer core

• outer edge

• crust

• mantle

What part of the Earth is D?

• outer core

• inner core

• crust

• mantle

What part of the Earth is C?

• outer core

• inner core

• crust

• mantle

What is the layer of gases that surrounds the earth called?

• air

• atmosphere

• gravity

• space

78% of the Earths atmosphere is made of which gas?

• carbon dioxide

• oxygen

• hydrogen

• nitrogen

Approximately what % of the Earth's atmosphere is oxygen?

• 5 %

• 21 %

• 78 %

• 63 %

What state of matter is the inner core?

• Solid

• Liquid

• Gas

What state of matter is the outer core?

• Solid

• Liquid

• Gas