10. Light: Mirrors and Lenses – Textbook Worksheet

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Multiple Choice Questions (MCQs)

Instruction: Select the correct option for each question.

  1. Which mirror makes objects appear smaller but gives a wider field of view?
    a) Plane mirror
    b) Concave mirror
    c) Convex mirror
    d) Two-way mirror
  2. Looking at the inner (curved inward) side of a shiny spoon, your face appears:
    a) Erect and diminished
    b) Inverted (upside down)
    c) Erect and same size
    d) Erect and magnified at all distances
  3. The warning “Objects in mirror are closer than they appear” is written because a convex mirror:
    a) Inverts images
    b) Forms enlarged images
    c) Forms diminished images
    d) Does not follow reflection laws
  4. Which statement about a concave mirror is correct?
    a) Always forms erect images
    b) Always forms diminished images
    c) Can form enlarged erect images when object is close
    d) Never focuses light
  5. First law of reflection states:
    a) i + r = 90°
    b) i = r
    c) i > r
    d) i < r

Fill in the Blanks

Instruction: Fill in the blanks with the correct word based on the chapter.

  1. A concave mirror can form an __________ image when the object is very close.
  2. A convex mirror always forms an __________ and __________ image.
  3. A convex lens is thicker at the __________ than at the edges.
  4. A concave lens is a __________ lens because it spreads light rays apart.
  5. The human eye contains a __________ lens that changes shape to focus.

Very Short Answer Questions

Instruction: Answer the following questions in one line.

  1. Why do vehicle side-view mirrors use convex mirrors?
  2. What is lateral inversion?
  3. State the two laws of reflection in words.
  4. Which mirror can focus sunlight onto paper?
  5. Which lens always gives an erect and diminished image?

Lateral Inversion

Short Answer Questions

Instruction: Answer the following questions in 2–3 lines.

  1. How does a concave mirror’s image change as the object moves away?
  2. Why do convex mirrors make objects seem farther away?
  3. Explain why a convex lens can burn paper but a concave lens cannot.
  4. How do we know the laws of reflection apply to spherical mirrors?
  5. What images do concave and convex lenses form at various distances?

Match the Following

Instruction: Match Column A with the correct option in Column B.