Across
- 3. ionic compound
- 4. motion of a body falling
- 5. circuit parts joined one after another
- 7. way of measuring how quickly something is moving
- 9. stored in bonds of chemical compound
- 12. sound navigation
- 13. time required for half simple machine
- 14. strength of energy
- 15. pattern of vibration
Down
- 1. distance from point on wave
- 2. in electricity device that produced current
- 5. one of six type of machines
- 6. wave medium particles
- 8. total kinetic energy
- 10. radio detection
- 11. line in space matches direction