Across
- 2. - Force that pulls objects towards the Earth
- 4. -Basic unit of life
- 7. -The process by which water moves through a plant
- 8. - A change in state from solid to liquid
Down
- 1. - Process of plants turning sunlight into food
- 3. - Negatively charged particle in an atom
- 5. -Energy of motion
- 6. -The smallest unit of matter