Across
- 4. if the sun comes from the left the shadow is on the
- 6. these are used to help cars start
- 8. this is bright at night
- 10. when two objects rub together, this causes ........
- 12. when you look inside you see yourself
Down
- 1. (-) this means
- 2. the sun is this
- 3. this is bright with flames
- 5. when two this come together
- 7. light normally travel through straight .......
- 9. (+) this means
- 11. frozen water