Game Time! Review of Waves
Supplies Needed <ul><li>One white board for each student </li></ul><ul><li>One dry erase marker for each student </li></ul...
Directions <ul><li>Each question will be for all students to answer </li></ul><ul><li>Write your answer on your white boar...
Directions <ul><li>For each correct answer you will get a popsicle stick </li></ul><ul><li>The 3 people with the most stic...
Question #1 <ul><li>Identify the wave property labeled “A” </li></ul>Answer: Amplitude A A
Question #2 <ul><li>Identify the point labeled “B” </li></ul>Answer: Crest B B
Question #3 <ul><li>Identify the point labeled “C” </li></ul>Answer: Trough C C
Question #4 <ul><li>Identify the wave property labeled“D” </li></ul>Answer: Wavelength D D
Question #5 <ul><li>Identify “E” </li></ul>Answer: Equilibrium position E E
Question #6 <ul><li>The primary difference between an electromagnetic wave and a mechanical wave is that a(n) ____________...
Question #7 <ul><li>The energy of a wave depends on its __________________. </li></ul><ul><li>Answer: Amplitude </li></ul>
Question #8 <ul><li>In a _________________ wave, the medium vibrates vertically while the wave travels horizontally. </li>...
Question #9 <ul><li>In a __________________ wave, the medium moves back and forth while the wave moves horizontally. </li>...
Question #10 <ul><li>What is the symbol for amplitude? </li></ul><ul><li>Answer: A </li></ul>
Question #11 <ul><li>Amplitude is measured in what units? </li></ul><ul><li>Answer: meters (m) </li></ul>
Question #12 <ul><li>What is the symbol for wavelength? </li></ul><ul><li>Answer:  λ </li></ul>
Question #13 <ul><li>Wavelength is measured in what units? </li></ul><ul><li>Answer: meters (m) </li></ul>
Question #14 <ul><li>What is the symbol for period? </li></ul><ul><li>Answer: T </li></ul>
Question #15 <ul><li>A period is measured in what units? </li></ul><ul><li>Answer: seconds </li></ul>
Question #16 <ul><li>What is the symbol for frequency? </li></ul><ul><li>Answer: f </li></ul>
Question #17 <ul><li>Frequency is measured in what units? </li></ul><ul><li>Answer: Hertz (Hz) </li></ul>
Question #18 <ul><li>What is the symbol for wave speed or velocity? </li></ul><ul><li>Answer: v </li></ul>
Question #19 <ul><li>Wave speed is measured in what units? </li></ul><ul><li>Answer: m/s </li></ul>
Question #20 <ul><li>What equation relates period and frequency only? </li></ul><ul><li>Answer: T = 1/f or f = 1/T </li></ul>
Question #21 <ul><li>In a _______________ wave, the displacement of the particles in the medium is perpendicular to the di...
Question #22 <ul><li>What equation can we use to find wave speed if we have wavelength and period? </li></ul><ul><li>Answe...
Question #23 <ul><li>The speed of a wave depends on the __________________. </li></ul><ul><li>Answer: medium </li></ul>
Question #24 <ul><li>In a __________________ wave, the displacement of the particles of the medium is parallel to the dire...
Question #25 <ul><li>Wave _____________ (frequency or velocity) is the number of vibrations per second of a part of the me...
Question #26 <ul><li>As the wavelength of a wave increases, the frequency of the wave ________________. </li></ul><ul><li>...
Question #27 <ul><li>The frequency of a certain color of light is 4.2 x 10 14  Hz.  The speed of light is 3.0 x 10 8  m/s....
Question #28 <ul><li>A wave has a period of 12.0 s.  </li></ul><ul><ul><li>What is the frequency? </li></ul></ul><ul><ul><...
Question #29 <ul><li>The distance between a crest and the adjacent trough is 2.00 m. </li></ul><ul><ul><li>What is the wav...
Question #30 <ul><li>A wave has a period of 12.0 s.  The distance between a crest and the adjacent trough is 2.00 m. (f = ...
Question #31 <ul><li>Identify “B” </li></ul>Answer: Crest B B
Question #32 <ul><li>Identify “E” </li></ul>Answer: Equilibrium position E E
Question #33 <ul><li>Identify “D” </li></ul>Answer: Wavelength D D
Question #34 <ul><li>An ocean wave has a length of 10.0 m.  A wave passes a fixed location every 2.0 s.  What is the speed...
Question #35 <ul><li>A ________________ wave has properties of both a transverse and longitudinal wave. </li></ul><ul><ul>...
Question #36 <ul><li>The shortest time interval during which the motion of a wave repeats itself. </li></ul><ul><ul><li>An...
Question #37 <ul><li>The number of waves that pass a given point in 1 second. </li></ul><ul><ul><li>Answer: Frequency  </l...
Question #38 <ul><li>The ___________ of a wave depends on the properties of the medium through which it is traveling. </li...
Question #39 <ul><li>What happens to the period of a wave as the frequency increases? </li></ul><ul><ul><li>Answer: decrea...
Question #40 <ul><li>Waves transfer _______________ without transferring matter. </li></ul><ul><ul><li>Answer: energy  </l...
Game Over! <ul><li>Count your sticks </li></ul><ul><li>Write how many sticks you have on your board </li></ul><ul><li>Hold...
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Unit 9 Wave Review

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Unit 9 Wave Review

  1. 1. Game Time! Review of Waves
  2. 2. Supplies Needed <ul><li>One white board for each student </li></ul><ul><li>One dry erase marker for each student </li></ul><ul><li>Paper towel to erase </li></ul><ul><li>Calculator </li></ul><ul><li>Thinking caps! </li></ul>
  3. 3. Directions <ul><li>Each question will be for all students to answer </li></ul><ul><li>Write your answer on your white board </li></ul><ul><li>Turn it over </li></ul><ul><li>Hold up your board when asked </li></ul><ul><li>Only the first answer counts </li></ul>
  4. 4. Directions <ul><li>For each correct answer you will get a popsicle stick </li></ul><ul><li>The 3 people with the most sticks at the end of the game get prizes </li></ul><ul><ul><li>1 st – Grand prize </li></ul></ul><ul><ul><li>2 nd – Candy (3 pieces) </li></ul></ul><ul><ul><li>3 rd – Candy (2 pieces) </li></ul></ul>
  5. 5. Question #1 <ul><li>Identify the wave property labeled “A” </li></ul>Answer: Amplitude A A
  6. 6. Question #2 <ul><li>Identify the point labeled “B” </li></ul>Answer: Crest B B
  7. 7. Question #3 <ul><li>Identify the point labeled “C” </li></ul>Answer: Trough C C
  8. 8. Question #4 <ul><li>Identify the wave property labeled“D” </li></ul>Answer: Wavelength D D
  9. 9. Question #5 <ul><li>Identify “E” </li></ul>Answer: Equilibrium position E E
  10. 10. Question #6 <ul><li>The primary difference between an electromagnetic wave and a mechanical wave is that a(n) _____________ wave can travel through empty space while the other can not. </li></ul><ul><li>Answer: electromagnetic </li></ul>
  11. 11. Question #7 <ul><li>The energy of a wave depends on its __________________. </li></ul><ul><li>Answer: Amplitude </li></ul>
  12. 12. Question #8 <ul><li>In a _________________ wave, the medium vibrates vertically while the wave travels horizontally. </li></ul><ul><li>Answer: Transverse </li></ul>
  13. 13. Question #9 <ul><li>In a __________________ wave, the medium moves back and forth while the wave moves horizontally. </li></ul><ul><li>Answer: Longitudinal or Compressional </li></ul>
  14. 14. Question #10 <ul><li>What is the symbol for amplitude? </li></ul><ul><li>Answer: A </li></ul>
  15. 15. Question #11 <ul><li>Amplitude is measured in what units? </li></ul><ul><li>Answer: meters (m) </li></ul>
  16. 16. Question #12 <ul><li>What is the symbol for wavelength? </li></ul><ul><li>Answer: λ </li></ul>
  17. 17. Question #13 <ul><li>Wavelength is measured in what units? </li></ul><ul><li>Answer: meters (m) </li></ul>
  18. 18. Question #14 <ul><li>What is the symbol for period? </li></ul><ul><li>Answer: T </li></ul>
  19. 19. Question #15 <ul><li>A period is measured in what units? </li></ul><ul><li>Answer: seconds </li></ul>
  20. 20. Question #16 <ul><li>What is the symbol for frequency? </li></ul><ul><li>Answer: f </li></ul>
  21. 21. Question #17 <ul><li>Frequency is measured in what units? </li></ul><ul><li>Answer: Hertz (Hz) </li></ul>
  22. 22. Question #18 <ul><li>What is the symbol for wave speed or velocity? </li></ul><ul><li>Answer: v </li></ul>
  23. 23. Question #19 <ul><li>Wave speed is measured in what units? </li></ul><ul><li>Answer: m/s </li></ul>
  24. 24. Question #20 <ul><li>What equation relates period and frequency only? </li></ul><ul><li>Answer: T = 1/f or f = 1/T </li></ul>
  25. 25. Question #21 <ul><li>In a _______________ wave, the displacement of the particles in the medium is perpendicular to the direction of the wave propagation. </li></ul><ul><li>Answer: Transverse </li></ul>
  26. 26. Question #22 <ul><li>What equation can we use to find wave speed if we have wavelength and period? </li></ul><ul><li>Answer: v = λ /T </li></ul>
  27. 27. Question #23 <ul><li>The speed of a wave depends on the __________________. </li></ul><ul><li>Answer: medium </li></ul>
  28. 28. Question #24 <ul><li>In a __________________ wave, the displacement of the particles of the medium is parallel to the direction of the wave propagation. </li></ul><ul><li>Answer: Longitudinal or Compressional </li></ul>
  29. 29. Question #25 <ul><li>Wave _____________ (frequency or velocity) is the number of vibrations per second of a part of the medium </li></ul><ul><li>Answer: frequency </li></ul>
  30. 30. Question #26 <ul><li>As the wavelength of a wave increases, the frequency of the wave ________________. </li></ul><ul><li>Answer: decreases </li></ul>
  31. 31. Question #27 <ul><li>The frequency of a certain color of light is 4.2 x 10 14 Hz. The speed of light is 3.0 x 10 8 m/s. Find its wavelength. </li></ul><ul><li>Hint: v = f λ </li></ul><ul><li>Answer: 7.14 x10 -7 m </li></ul>
  32. 32. Question #28 <ul><li>A wave has a period of 12.0 s. </li></ul><ul><ul><li>What is the frequency? </li></ul></ul><ul><ul><li>Hint: f = 1/T </li></ul></ul><ul><ul><li>Answer: 0.083 Hz </li></ul></ul>
  33. 33. Question #29 <ul><li>The distance between a crest and the adjacent trough is 2.00 m. </li></ul><ul><ul><li>What is the wavelength? </li></ul></ul><ul><ul><li>Hint: Measured crest to crest </li></ul></ul><ul><ul><li>Answer: 4.00 m </li></ul></ul>
  34. 34. Question #30 <ul><li>A wave has a period of 12.0 s. The distance between a crest and the adjacent trough is 2.00 m. (f = 0.083 Hz and λ = 4.00 m) </li></ul><ul><ul><li>What is the velocity? </li></ul></ul><ul><ul><li>Hint: v = λ /T or v = f λ </li></ul></ul><ul><ul><li>Answer: 0.33 m/s </li></ul></ul>
  35. 35. Question #31 <ul><li>Identify “B” </li></ul>Answer: Crest B B
  36. 36. Question #32 <ul><li>Identify “E” </li></ul>Answer: Equilibrium position E E
  37. 37. Question #33 <ul><li>Identify “D” </li></ul>Answer: Wavelength D D
  38. 38. Question #34 <ul><li>An ocean wave has a length of 10.0 m. A wave passes a fixed location every 2.0 s. What is the speed of the wave? </li></ul><ul><ul><li>Hint: v = λ /T </li></ul></ul><ul><ul><li>Answer: 5.0 m/s </li></ul></ul>
  39. 39. Question #35 <ul><li>A ________________ wave has properties of both a transverse and longitudinal wave. </li></ul><ul><ul><li>Answer: Surface </li></ul></ul>
  40. 40. Question #36 <ul><li>The shortest time interval during which the motion of a wave repeats itself. </li></ul><ul><ul><li>Answer: Period </li></ul></ul>
  41. 41. Question #37 <ul><li>The number of waves that pass a given point in 1 second. </li></ul><ul><ul><li>Answer: Frequency </li></ul></ul>
  42. 42. Question #38 <ul><li>The ___________ of a wave depends on the properties of the medium through which it is traveling. </li></ul><ul><ul><li>Answer: speed </li></ul></ul>
  43. 43. Question #39 <ul><li>What happens to the period of a wave as the frequency increases? </li></ul><ul><ul><li>Answer: decreases </li></ul></ul>
  44. 44. Question #40 <ul><li>Waves transfer _______________ without transferring matter. </li></ul><ul><ul><li>Answer: energy </li></ul></ul>
  45. 45. Game Over! <ul><li>Count your sticks </li></ul><ul><li>Write how many sticks you have on your board </li></ul><ul><li>Hold it up </li></ul><ul><li>Prizes will be awarded </li></ul>

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