Across
- 3. to make energy
- 4. to get bigger or older
- 6. study of life in outer space
- 8. pooping, peeing, and sweating
- 9. how you understand what is around you
Down
- 1. stuff you get from food
- 2. study of living things
- 3. to have babies
- 5. when things move around
- 7. a planet that orbits a star