1. Science Review Light and Sound

3. b) Straight lines

5. d) vibrations

7. d) yellow

9. a) convex

11. a) medium

13. c) low pitch, soft volume

15. c) prism

17. a) transparent

19. b) Translucent

20. Which instrument has the highest pitch? A B C

21. c)

23. b) frequency

25. d) high pitch, loud volume

27. a) all colors except pink

29. a) sound waves

30. After light reflects off the back wall of a raindrop, it ________________. a) exits the raindrop b) refracts the first time c) refracts again d) enters the raindrop

31. Which image shows how the light would reflect? A B C

32. c)

34. a) True

36. a) pitch

38. b) concave

40. d) The pitch will be higher.

42. a) volume

44. b) visible spectrum

46. c) Opaque

48. d) refraction