More cards in this set

Card 16

Front

How dense is the core?

Back

Preview of the front of card 16

Card 17

Front

What is the core split up into?

Back

Preview of the front of card 17

Card 18

Front

What is a major cause for the Earth's activity?

Back

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Card 19

Front

What is the greatest source of heat energy within the Earth?

Back

Preview of the front of card 19

Card 20

Front

What are the currents called which are partly responsible for plate movement?

Back

Preview of the front of card 20