Across
- 3. A group of parts that work together.
- 7. Something used to help us do work or tasks.
- 8. A device that orbits Earth to gather and send information
- 11. Related to the Sun.
- 12. Power used to make things move or work.
- 14. The smallest unit of matter.
- 15. Information collected for study.
Down
- 1. A global network that connects computers and allows communication.
- 2. A machine that can do tasks automatically.
- 4. A message sent electronically.
- 5. A simple form used to show how something works.
- 6. Instructions written for computers.
- 9. A machine that produces power.
- 10. A strong, narrow beam of light.
- 13. A force that pulls objects to the ground.