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Question (1)

QN00511

Which type of material allows almost all light to pass through it?

(A) Opaque
(B) Translucent
(C) Transparent
(D) Reflective

Correct Answer: C

Explanation:

Transparent materials allow almost all light to pass through.

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Question (2)

QN00512

A student places a thick cardboard in front of a torch. What will happen to the light?

(A) It passes completely
(B) It passes partially
(C) It does not pass at all
(D) It becomes coloured

Correct Answer: C

Explanation:

Cardboard is opaque and blocks light completely.

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Question (3)

QN00513

Frosted glass is best classified as a

(A) transparent material
(B) translucent material
(C) opaque material
(D) luminous material

Correct Answer: B

Explanation:

Frosted glass allows only partial passage of light.

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Question (4)

QN00514

Which material below is most suitable for making a clear window pane?

(A) Wood
(B) Thick cloth
(C) Clear glass
(D) Cardboard

Correct Answer: C

Explanation:

Clear glass is transparent and allows clear vision.

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Question (5)

QN00515

A student shines a torch through tracing paper and notices dim light on the other side. Tracing paper is therefore

(A) opaque
(B) luminous
(C) translucent
(D) reflective

Correct Answer: C

Explanation:

Translucent materials allow some light to pass.

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Question (6)

QN00516

Which statement correctly defines opaque materials?

(A) They allow all light to pass through
(B) They allow some light to pass through
(C) They do not allow light to pass through
(D) They emit their own light

Correct Answer: C

Explanation:

Opaque materials block light completely.

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Question (7)

QN00517

A classroom curtain allows some sunlight to enter but objects outside cannot be seen clearly. The curtain material is most likely

(A) transparent
(B) opaque
(C) translucent
(D) luminous

Correct Answer: C

Explanation:

Translucent materials allow partial light transmission.

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Question (8)

QN00518

Which of the following objects is opaque?

(A) Transparent plastic sheet
(B) Clear water
(C) Wooden door
(D) Air

Correct Answer: C

Explanation:

Wooden doors do not allow light to pass through.

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Question (9)

QN00519

A student predicts that light will pass fully through clear glass. The observation confirms the prediction. Clear glass is therefore

(A) translucent
(B) transparent
(C) opaque
(D) reflective

Correct Answer: B

Explanation:

Transparent materials allow almost complete passage of light.

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Question (10)

QN00520

Which material would allow the least amount of light to pass through?

(A) Tracing paper
(B) Clear glass
(C) Thin plastic sheet
(D) Metal plate

Correct Answer: D

Explanation:

Metal plates are opaque.

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Question (1)

Which type of material allows almost all light to pass through it?

Explanation:

Link:

Question (2)

A student places a thick cardboard in front of a torch. What will happen to the light?

Explanation:

Link:

Question (3)

Frosted glass is best classified as a

Explanation:

Link:

Question (4)

Which material below is most suitable for making a clear window pane?

Explanation:

Link:

Question (5)

A student shines a torch through tracing paper and notices dim light on the other side. Tracing paper is therefore

Explanation:

Link:

Question (6)

Which statement correctly defines opaque materials?

Explanation:

Link:

Question (7)

A classroom curtain allows some sunlight to enter but objects outside cannot be seen clearly. The curtain material is most likely

Explanation:

Link:

Question (8)

Which of the following objects is opaque?

Explanation:

Link:

Question (9)

A student predicts that light will pass fully through clear glass. The observation confirms the prediction. Clear glass is therefore

Explanation:

Link:

Question (10)

Which material would allow the least amount of light to pass through?

Explanation:

Link:

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