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Reflection of light

5th grade (Year 6 in England) · 16 questions · Common Core: NGSS.4-PS4-2, NGSS.MS-PS4-2 · England: KS2 Y6 Light, KS3 Physics: Waves (light waves)

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  1. Question 1

    A ray of light hits a mirror. The angle between the ray and the mirror surface is 35°. What is the angle of reflection (measured from the normal)?

    Answer°

  2. Question 2

    What is the "normal" in a ray diagram?

    • A. the mirror itself
    • B. any ordinary line
    • C. a line at 90° to the surface where the ray hits
    • D. the reflected ray

  3. Question 3

    A ray of light hits a flat mirror at an angle of incidence of 30° (measured from the normal). What is the angle of reflection?

    Answer°

  4. Question 4

    A ray of light hits a mirror. The angle between the ray and the mirror surface is 60°. What is the angle of reflection (measured from the normal)?

    Answer°

  5. Question 5

    How does a periscope let you see over a wall?

    • A. It bends light with magnets
    • B. It makes its own light
    • C. Light goes through the wall
    • D. Two mirrors reflect light down to your eyes

  6. Question 6

    A ray of light hits a flat mirror at an angle of incidence of 30° (measured from the normal). What is the angle of reflection?

    Answer°

  7. Question 7

    A ray of light hits a mirror. The angle between the ray and the mirror surface is 30°. What is the angle of reflection (measured from the normal)?

    Answer°

  8. Question 8

    Which surface reflects light best to form a clear image?

    • A. a rough wooden board
    • B. a smooth, shiny mirror
    • C. black velvet
    • D. a sheet of paper

  9. Question 9

    A ray of light hits a flat mirror at an angle of incidence of 45° (measured from the normal). What is the angle of reflection?

    Answer°

  10. Question 10

    A ray of light hits a mirror. The angle between the ray and the mirror surface is 50°. What is the angle of reflection (measured from the normal)?

    Answer°

  11. Question 11

    Why do the words AMBULANCE appear reversed on the front of ambulances?

    • A. To look modern
    • B. So it glows at night
    • C. It is a spelling mistake
    • D. So drivers read it the right way in their rear-view mirrors

  12. Question 12

    A ray of light hits a flat mirror at an angle of incidence of 15° (measured from the normal). What is the angle of reflection?

    Answer°

  13. Question 13

    A ray of light hits a mirror. The angle between the ray and the mirror surface is 70°. What is the angle of reflection (measured from the normal)?

    Answer°

  14. Question 14

    Which surface reflects light best to form a clear image?

    • A. black velvet
    • B. a smooth, shiny mirror
    • C. a sheet of paper
    • D. a rough wooden board

  15. Question 15

    A ray of light hits a flat mirror at an angle of incidence of 60° (measured from the normal). What is the angle of reflection?

    Answer°

  16. Question 16

    A ray of light hits a mirror. The angle between the ray and the mirror surface is 20°. What is the angle of reflection (measured from the normal)?

    Answer°

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  1. 55 °
  2. a line at 90° to the surface where the ray hits
  3. 30 °
  4. 30 °
  5. Two mirrors reflect light down to your eyes
  6. 30 °
  7. 60 °
  8. a smooth, shiny mirror
  9. 45 °
  10. 40 °
  11. So drivers read it the right way in their rear-view mirrors
  12. 15 °
  13. 20 °
  14. a smooth, shiny mirror
  15. 60 °
  16. 70 °