Across
- 4. The Sun gives us heat to keep us _____________.
- 5. it's a grey or purple rock: ______________.
- 8. A _____________ is a hard type of material.
- 9. A mirror is made from _______________.
- 11. Glass is a ____________ material.
- 15. It's a with and clear rock: ____________.
- 16. Plants need ______________ to grow.
- 17. The Earth is like a _____________.
- 18. The surface of the Earth is made of ________.
- 19. The ________ help to make soil.
Down
- 1. it's a white rock: _________________.
- 2. it's a red or pink rock: _____________.
- 3. Rubber is a __________________ material.
- 5. Without the ____, the Earth would be very cold.
- 6. it's a pink and black rock: ___________.
- 7. The planet we live on is called _______________.
- 10. The _____ is made of bits of rock, living things and living things that have died.
- 12. Clothes are made from ____________.
- 13. it's a clear and shiny rock: ____________.
- 14. A ______________ is made from rubber.