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6. Which rock type are made from cold molten lava?
- Metamorphic
- Igneous
- Sedimentary
- Sandstone
7. What happens when a solid heats up?
- It stays the same
- It evaporates
- It expands
- It contracts
8. Which rock type is formed from sediments?
- Limestone
- Igneous
- Sedimentary
- Metamorphic
9. How are igneous rock formed?
- From volcanoes
- From heated particles
- From cooled magma
- From cooled crystals
10. What happens when a rock cools down?
- It evaporates
- It contracts
- It expands
- It does nothing