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Question (11)

QN0014522

A transparent object is placed between your eyes and a flower. What will happen?

(A) The flower cannot be seen.
(B) The flower can be seen clearly.
(C) The flower disappears.
(D) The flower becomes larger.

Correct Answer: B

Explanation:

Transparent materials allow a clear view.

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Question (12)

QN0014523

Which of the following groups contains only transparent materials?

(A) Glass, clean water
(B) Wood, glass
(C) Metal, water
(D) Brick, wood

Correct Answer: A

Explanation:

Both glass and clean water are transparent.

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Question (13)

QN0014524

Which group contains only opaque materials?

(A) Wood, metal plate
(B) Glass, water
(C) Thin plastic, glass
(D) Water, glass

Correct Answer: A

Explanation:

Both wood and metal plate are opaque.

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Question (14)

QN0014525

Riya arranged objects according to visibility. Which should come first if she wants the object through which she can see most clearly?

(A) Wooden block
(B) Transparent glass
(C) Thick cardboard
(D) Metal sheet

Correct Answer: B

Explanation:

Transparent glass gives the clearest view.

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Question (15)

QN0014526

Aman looked at a glowing bulb through four objects. Through which object would the bulb appear the clearest?

(A) Glass pane
(B) Cloth
(C) Wood
(D) Metal tray

Correct Answer: A

Explanation:

Glass pane is transparent.

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Question (16)

QN0014527

If an object allows some light to pass but not enough for a clear view, it is called ________.

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

Correct Answer: B

Explanation:

Translucent materials allow only partial visibility.

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Question (17)

QN0014528

Which classroom item mentioned in the chapter helps sunlight enter while allowing us to see outside?

(A) Chair
(B) Table
(C) Glass windowpane
(D) Door hinge

Correct Answer: C

Explanation:

Glass windowpanes are transparent.

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Question (18)

QN0014529

A child sees the outline of a tree but not its details through a material. The material is most likely ________.

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

Correct Answer: C

Explanation:

Translucent materials show blurred images.

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Question (19)

QN0014530

Which observation shows that a material is opaque?

(A) Objects are seen clearly.
(B) Objects are seen partly.
(C) Objects are not seen at all.
(D) Objects look colourful.

Correct Answer: C

Explanation:

Opaque materials block vision completely.

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Question (20)

QN0014531

A clear plastic sheet and a glass pane are similar because both can be ________.

(A) seen through clearly
(B) used as fuel
(C) bent easily
(D) eaten

Correct Answer: A

Explanation:

Both are transparent materials.

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Question (11)

A transparent object is placed between your eyes and a flower. What will happen?

Explanation:

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Question (12)

Which of the following groups contains only transparent materials?

Explanation:

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Question (13)

Which group contains only opaque materials?

Explanation:

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Question (14)

Riya arranged objects according to visibility. Which should come first if she wants the object through which she can see most clearly?

Explanation:

Link:

Question (15)

Aman looked at a glowing bulb through four objects. Through which object would the bulb appear the clearest?

Explanation:

Link:

Question (16)

If an object allows some light to pass but not enough for a clear view, it is called ________.

Explanation:

Link:

Question (17)

Which classroom item mentioned in the chapter helps sunlight enter while allowing us to see outside?

Explanation:

Link:

Question (18)

A child sees the outline of a tree but not its details through a material. The material is most likely ________.

Explanation:

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Question (19)

Which observation shows that a material is opaque?

Explanation:

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Question (20)

A clear plastic sheet and a glass pane are similar because both can be ________.

Explanation:

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