Across
- 2. Organelle that provides energy for the cell
- 5. Variable that is being measured in an experiment
- 7. A natural disaster that forms over the ocean with wind speeds of 74 mph or more
- 10. Organisms that create their own food
- 12. Organisms that consume other organisms for food
- 15. The taking away of weathered rocks
- 16. The dumping of eroded rocks
Down
- 1. Sphere that is composed of all living things on Earth
- 3. State of matter with definite shape and definite volume
- 4. Variable that is changed in an experiment
- 6. Organelle that directs all activities of the cell
- 8. Sphere that covers 75% of the Earth
- 9. Negative particle that is found outside the nucleus of an atom
- 11. A violent cyclone that forms from a thunderstorm
- 13. Positive particle that is found in the nucleus of an atom
- 14. The process of breaking down rocks