Worksheet: Reflection of Light

In this worksheet, we will practice describing the paths of light reflected from specular and diffuse surfaces, applying the law of reflection.

Q1:

What is the incident angle of the light ray shown in the diagram?

Q2:

What is the incident angle of the light ray shown in the diagram?

  • A 1 4 5
  • B 3 5
  • C 6 5
  • D 5 5
  • E 7 0

Q3:

A light ray reflects from a mirror, as shown in the diagram. The length 𝐴 𝐵 = 4 c m , the length 𝐵 𝐶 = 4 c m , and the length 𝐶 𝐸 = 5 c m . What is the length 𝐷 𝐸 ?

Q4:

Diffuse reflection involves light rays reflecting from an uneven surface, as shown in the diagram. The diagram shows four points— 𝐷 , 𝐸 , 𝐹 , and 𝐺 —that the three light rays 𝐴 , 𝐵 , and 𝐶 might possibly pass through after being reflected.

Which of the points would the light ray 𝐴 pass through?

  • A Point 𝐹
  • B Point 𝐷
  • C Point 𝐺
  • D Point 𝐸
  • ENone

Which of the points would the light ray 𝐵 pass through?

  • A Point 𝐹
  • B Point 𝐺
  • C Point 𝐸
  • D Point 𝐷
  • ENone

Which of the points would the light ray 𝐶 pass through?

  • ANone
  • B Point 𝐷
  • C Point 𝐺
  • D Point 𝐸
  • E Point 𝐹

Q5:

Diffuse reflection involves light rays reflecting from an uneven surface, as shown in the diagram. The diagram shows three points— 𝐷 , 𝐸 , and 𝐹 —that the three light rays 𝐴 , 𝐵 , and 𝐶 might possibly pass through after being reflected.

Which of the points would the light ray 𝐴 pass through?

  • A Point 𝐹
  • B Point 𝐷
  • C Point 𝐺
  • D Point 𝐸
  • ENone

Which of the points would the light ray 𝐵 pass through?

  • A Point 𝐷
  • B Point 𝐺
  • C Point 𝐹
  • D Point 𝐸
  • ENone

Which of the points would the light ray 𝐶 pass through?

  • ANone
  • B Point 𝐷
  • C Point 𝐹
  • D Point 𝐸
  • E Point 𝐺

Q6:

Specular reflection involves light rays reflecting from an even surface, as shown in the diagram. The diagram shows four points— 𝐷 , 𝐸 , 𝐹 , and 𝐺 —that the three light rays 𝐴 , 𝐵 , and 𝐶 might possibly pass through after being reflected.

Which of the points would the light ray 𝐴 pass through?

  • A Point 𝐹
  • B Point 𝐷
  • C Point 𝐺
  • D Point 𝐸
  • ENone

Which of the points would the light ray 𝐵 pass through?

  • A Point 𝐷
  • B Point 𝐺
  • C Point 𝐹
  • D Point 𝐸
  • ENone

Which of the points would the light ray 𝐶 pass through?

  • ANone
  • B Point 𝐷
  • C Point 𝐺
  • D Point 𝐸
  • E Point 𝐹

Q7:

Specular reflection involves light rays reflecting from an even surface, as shown in the diagram. The diagram shows three points— 𝐷 , 𝐸 , and 𝐹 —that the three light rays 𝐴 , 𝐵 , and 𝐶 might possibly pass through after being reflected.

Which of the points would the light ray 𝐴 pass through?

  • A Point 𝐸
  • B Point 𝐷
  • CNone
  • D Point 𝐹

Which of the points would the light ray 𝐵 pass through?

  • ANone
  • B Point 𝐹
  • C Point 𝐷
  • D Point 𝐸

Which of the points would the light ray 𝐶 pass through?

  • A Point 𝐷
  • B Point 𝐸
  • C Point 𝐹
  • DNone

Q8:

The reflection of an object is seen in a mirror by an observer whose eye is shown in the diagram. At which of the points A, B, C, D, and E is the object’s image seen?

  • AC
  • BB
  • CD
  • DA
  • EE

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