1. Waves Chapter 1 Review http://coolsciencelab.com/sixth_grad e.htm http://teacherweb.com/NJ/Campbell School/Mr_Nolde/apt1.stm

2. Wave What is a disturbance that transfers energy?

3. What is any substance a waves moves through? Such as Air, water, and soil Medium

4. What is bending of a wave as it passes into a new medium at an angle other than 90 degrees. Refraction

5. What type energy is transferred when a rock is dropped into a pond to create waves? Kinetic energy

6. What type waves require a medium? –Soil, water, and air Mechanical Waves

7. Identify each type wave? A- Transverse wave B- Longitudinal wave

8. What is the distance from the center of one compression to another? Wave length

9. What is points A and B on the longitudinal wave called? A- compression B- Rarefaction

10. What is the distance a medium travels above or below its position at rest? Amplitude

11. What type waves transfer energy through matter? Mechanical Waves

12. What is the frequency of the wave expressed in wavelengths per second? 1/8 s =

13. What is the frequency of the wave expressed in wavelengths per second? 3/10 s =

14. What does the diagram below represent? Diffraction

15. 1. What type wave is illustrated in the diagram above? 2. How many wavelengths are in the diagram? Longitudinal One wavelength

16. Match the term with the picture that best describes how waves interact with materials. A.Diffraction C. longitudinal wave B. Refraction D. Transverse wave E. Reflection 1 = D. Transverse 2 = E. Reflection 3 = B. Refraction 4 = A. Diffraction

17. What is the distance a medium travels above or below its position at rest? Amplitude

18. What is the area marked “A” on the longitudinal wave called? Wavelength

19. What is the term that describes when two waves join to form a bigger wave? Constructive Interference

20. What is the frequency of the wave expressed in wavelengths per second? 2/10 s =

21. What is the term called when light waves bounce off a mirror? Reflection

22. Identify the type wave shown below Transverse wave

23. What is the highest point on the wave labeled “A’ called? Crest

24. What is it called when ocean waves bump into an island and bend around it? Diffraction

25. What is the lowest part of the waved marked “A” called? Trough (trawf)

26. What is the number of wavelengths passing a fix point in a certain amount of time Wavelength

27. How many wavelengths are present on the longitudinal wave? Two wavelengths

28. What is it called when bats send out sound waves (chirp or squeal to locate food? Echolocation