Across
- 5. the flow of electricity.
- 7. keeping machines in good working condition.
- 9. a rotating wheel with teeth that transfers motion.
- 10. the first version of a product.
- 13. using machines to do tasks without human help.
- 15. a path for electrical current.
- 16. a small computer that controls devices.
- 17. electrical force that pushes current.
- 18. putting parts together.
- 19. a step‑by‑step method for solving a problem.
Down
- 1. the point where a user or system interacts with a machine.
- 2. a device that detects changes (light, heat, pressure).
- 3. finding and fixing problems.
- 4. a part that moves or controls a mechanism.
- 6. a machine that produces movement.
- 8. using liquid pressure to create movement.
- 10. exactness or accuracy.
- 11. writing instructions for a computer or machine.
- 12. a machine that can perform tasks automatically.
- 14. information returned to a system to improve performance.