Inside our earth Quiz

What is the earths crust made up of ?

• Sial

• Sima

• Magnesium

• Copper

How deep is the crust in continental Masses?

• 35 km

• 9 km

• 56 km

• 405 km

How deep is the mantle ?

• 300 km

• 2900 km

• 6666 km

• 5432 km

What does limestone change into ?

• marble

• sandstone

• meteor

• Basalt

How are igneous rocks formed ?

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Answer explanation

Igneous rocks are rocks which are made when magma cools down and hardens to form rocks.