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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Question 1
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)?
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Question 2
A ray of light hits a flat mirror at an angle of incidence of 20° (measured from the normal). What is the angle of reflection?
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Question 3
What is the "normal" in a ray diagram?
- A. the mirror itself
- B. the reflected ray
- C. any ordinary line
- D. a line at 90° to the surface where the ray hits
Question 4
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)?
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Question 5
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?
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Question 6
Why do the words AMBULANCE appear reversed on the front of ambulances?
- A. It is a spelling mistake
- B. So drivers read it the right way in their rear-view mirrors
- C. So it glows at night
- D. To look modern
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)?
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Question 8
A ray of light hits a flat mirror at an angle of incidence of 20° (measured from the normal). What is the angle of reflection?
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Question 9
Which surface reflects light best to form a clear image?
- A. black velvet
- B. a sheet of paper
- C. a smooth, shiny mirror
- D. a rough wooden board
Question 10
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)?
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Question 11
A ray of light hits a flat mirror at an angle of incidence of 35° (measured from the normal). What is the angle of reflection?
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Question 12
How does a periscope let you see over a wall?
- A. It makes its own light
- B. Light goes through the wall
- C. Two mirrors reflect light down to your eyes
- D. It bends light with magnets
Question 13
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°
Question 14
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°
Question 15
How does a periscope let you see over a wall?
- A. Two mirrors reflect light down to your eyes
- B. It bends light with magnets
- C. It makes its own light
- D. Light goes through the wall
Question 16
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°
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