The Earth and Rocks

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Across
  1. 2. these rocks are formed by changing existing rocks
  2. 5. a theory that suggested that the surface of the Earth is formed by a series of sudden catastrophes.
  3. 7. a belief by many religions that the Earth is created by God or gods
  4. 9. rock that usually contain fossils
  5. 10. these are made of grains and contain mixture of minerals e.g. basalt, granite, marble, limestone
  6. 11. molten rock on the surface of the earth crust
  7. 12. a conical hill or mountain formed eruption of magma
Down
  1. 1. a theory that suggested that we might be able to find out about the origin of ancient rocks by studying 'present-day' events.
  2. 3. these rocks are formed by the cooling down of magma and lava
  3. 4. these are imprint of the remain of dead plants and animals
  4. 6. this is the breaking down of rocks into smaller pieces
  5. 8. molten rock within the earth crust