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Question (31)

QN004225

Which of the following is an example mentioned in the text for comparing hotness and coldness?

(A) Tea and coffee
(B) Tap water and matka water
(C) Milk and juice
(D) Oil and water

Correct Answer: B

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Question (32)

QN004226

Why are students asked to keep their hands in containers A and C for 1–2 minutes?

(A) To allow the hands to adapt to different temperatures
(B) To colour the water
(C) To increase water level
(D) To mix the water

Correct Answer: A

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Question (33)

QN004227

If the left hand is first kept in ice-cold water, tap water may later feel

(A) warmer than expected
(B) colder than expected
(C) exactly boiling
(D) impossible to sense

Correct Answer: A

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Question (34)

QN004228

The phrase “Can we always rely upon our sense of touch?” is intended to encourage

(A) blind acceptance
(B) scientific questioning
(C) memorisation only
(D) drawing practice only

Correct Answer: B

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Question (35)

QN004229

The most appropriate scientific inference from the subtopic “Hot or Cold?” is

(A) Hotness and coldness should always be judged by touch.
(B) Different people always feel the same temperature.
(C) Touch can sometimes give misleading information about temperature.
(D) Temperature cannot be compared.

Correct Answer: C

Explanation:

Touch sensation depends on conditions and may not accurately indicate temperature.

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