Across
- 4. another way to say the Earth
- 6. another way to say "us"
- 8. gain new knowledge
- 11. to be grateful for something
- 13. people that are not us
- 15. to be unable to find something
Down
- 1. great size
- 2. something never seen before
- 3. to bring to mind or think about again
- 5. carrying out an action
- 7. an exploding ball of burning gas held together by gravity
- 9. you use this to talk
- 10. When something is better than two or more things of its kind
- 12. a certain area or space that is taken up by something
- 14. to give off a bright glowing light