1. ZAP!
Waves

2. A wave is a disturbance that transfers _____________ from one place to another without transferring matter.
ENERGY

3. Transverse -or- longitudinal?
In what type of mechanical wave does the matter move up and down, perpendicular to the wave of energy moving through the medium?
TRANSVERSE

4. The material in which a mechanical wave travels is called a ____________ .
MEDIUM

5. Mechanical -or- electromagnetic?
__________________ waves cannot travel through a vacuum (empty space, no matter).
MECHANICAL

6. Amplitude, frequency –or- wavelength?
The ____________ of a wave is the number of wavelengths that pass by a given point each second.
FREQUENCY

7. The SI unit for frequency is _________ (Hz).
HERTZ

8. True -or- false?
As the frequency of a wave increases, its wavelength decreases.
TRUE

9. transverse wave are called _________.
The highest points on a
transverse wave are called
_________.
CRESTS

10. transverse wave are called _________.
The lowest points on a
transverse wave are called
_________.
TROUGHS

11. Transverse -or- longitudinal?
In what type of mechanical wave does the matter move back and forth, parallel to the wave of energy moving through the medium?
LONGITUDINAL

12. How many vibrations would produce a transverse wave with three crests and three troughs or a longitudinal wave with three compressions and three rarefactions?
THREE

13. Mechanical -or- electromagnetic?
____________ waves can travel through a medium and are also capable of traveling through empty space.
ELECTROMAGNETIC

14. Amplitude, frequency –or- wavelength?
_____________ is the maximum distance the particles in a medium move up and down or back and forth from their rest position as the wave passes through the medium.
AMPLITUDE

15. Which letter is representing a trough in the this wave?B C D B

16. True -or- false?
The smaller the amplitude, the more energy the wave carries.
FALSE

17. True -or- false?
The speed of a wave depends on its wavelength and its frequency.
TRUE

18. Amplitude, frequency –or- wavelength?
A _________ is the distance from one point on a wave to the same point on the next wave.
WAVELENGTH

19. In the following group of waves, which has the highest frequency?4

20. Which letter is representing a rarefaction in this longitudinal wave?B B

21. Transverse -or- longitudinal?

22. Transverse -or- longitudinal?

23. Which wave is transferring the most amount of energy?4

24. Wave speed = frequency X wavelength
A wave that has a frequency of
10 Hz and a wavelength of 2m is
traveling at what speed?
20 m/s