Science
Across
- 2. A tool used to see faraway objects in space
- 6. A space object with a tail of gas and dust
- 8. The smallest unit of matter
- 9. A mountain that can erupt with lava
- 10. The process of gas changing into liquid
- 13. The smallest planet in our solar system
- 14. The framework of bones inside the body
- 15. The natural home of an animal or plant
Down
- 1. A force that slows things down when they rub together
- 3. Process plants use to make food from sunlight
- 4. Type of animal that has hair or fur and feeds milk to its young
- 5. The process of liquid water turning into gas
- 7. A measure of how hot or cold something is
- 11. Gas that humans need to breathe
- 12. The force that pulls objects toward Earth