Waves

3. the change in wave frequency during the relative motion between a wave source and its observer
4. bottom most part of the wave
8. needs a medium to travel through
9. where can’t sound waves travel through
13. where can sound travel 4x faster in
14. propagated disturbance variation of pressure in a material medium
16. ability to do work
17. when two or more waves meet while traveling along the same medium
18. lower pitch has…
20. top-most part of the wave
22. a push of energy through a medium
24. locating distant or invisible things by sound waves
25. are formed when an electric field comes in contact with a magnetic field
26. instruments used to measure motion during earthquakes

1. matter cannot be created or destroyed
2. the amount of energy a substance has left
5. Sound is measured in
6. what do vibrations travel through in the ear to hit the eardrum
7. a substance or material in which waves travel through
10. fastest type of wave
11. a wave that transfers up to down or side to side
12. equation for Newton's second law of motion
15. is a disturbance of energy that transfers the energy from place to place
19. uses soundwaves to produce pictures of the inside of the body
21. what wave doesn't need a medium to travel through
23. Newton's first law of motion