Across
- 1. measures how much force in one area
- 2. when medium particles are close together
- 3. when medium particles are far apart
- 4. pulses that start different directions and also travel in different directions
- 6. pulses that start in the same direction and travel in the same direction
- 8. the length of one wave
- 10. the number of waves per period of time
- 11. a cyclic transfer of energy
- 12. particles that travel in the direction of wave propagation
- 15. particles that travel perpendicular to wave propagation
- 17. to pass through a medium
Down
- 1. the ability for a substance to convert energy into a different type of energy
- 5. a type of wave that must travel through a medium
- 7. the reduction in strength of a signal
- 9. conversion of energy from electricity to sound
- 13. the time it takes to complete one cycle
- 14. pulses that start in the same direction then travel in different directions
- 16. conversion of energy from sound to electricity