Across
- 2. What is the study of living things known as?
- 5. What is the process called when heavy solid particles settle down at the bottom of a liquid when left undisturbed?
- 8. What is the process called when a solid turns directly into gas?
- 10. What is the SI unit of temperature?
Down
- 1. What is the framework of bones in our body called?
- 3. What do fish use to breathe underwater?
- 4. The process of breathing in air is called.
- 6. Food is stored as this carbohydrate in plants.
- 7. What is the push or pull of an object called?
- 9. What is the bouncing back of light when it hits a surface called?