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Question (31)

QN001751

A torch is shone on a globe in a dark room. As the globe rotates from West to East, the eastern part of India receives light first. This demonstrates

(A) Earth’s revolution
(B) Day-night cycle due to rotation
(C) Lunar eclipse
(D) Formation of clouds

Correct Answer: B

Explanation:

Rotation causes different places to receive sunlight at different times.

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Question (32)

QN001752

If Earth did not rotate but still revolved around the Sun, one side of Earth would

(A) Always face the Sun
(B) Experience normal day and night
(C) Receive equal sunlight everywhere
(D) Rotate because of oceans

Correct Answer: A

Explanation:

Without rotation, one side would remain facing the Sun.

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Question (33)

QN001753

Which observation directly proves that Earth rotates?

(A) Seasons change yearly
(B) Different planets are visible
(C) Foucault pendulum changes direction of swing over time
(D) The Moon changes phases

Correct Answer: C

Explanation:

Foucault pendulum is direct evidence of Earth’s rotation.

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Question (34)

QN001754

The apparent clockwise movement of nearby objects seen by a child on an anti-clockwise merry-go-round is an example of

(A) Reflection of light
(B) Relative motion
(C) Refraction
(D) Magnetic force

Correct Answer: B

Explanation:

Apparent opposite motion is due to relative motion.

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Question (35)

QN001755

If Earth rotated much faster than it does now, the duration of one day would become

(A) Longer
(B) Shorter
(C) Equal to one year
(D) Unchanged

Correct Answer: B

Explanation:

Faster rotation means shorter days.

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Question (36)

QN001756

A student notices stars shifting westward every hour during the night. This shift is mainly due to

(A) Earth’s rotation from West to East
(B) Earth’s revolution around the Sun
(C) Rotation of stars around Earth
(D) Reflection of moonlight

Correct Answer: A

Explanation:

Earth’s eastward rotation makes stars appear westward.

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Question (37)

QN001757

The Pole Star appears nearly fixed because Earth’s axis points

(A) Exactly towards the Moon
(B) Very close to the Pole Star
(C) Towards the Equator
(D) Away from the Solar System

Correct Answer: B

Explanation:

Earth’s axis is aligned close to the Pole Star.

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Question (38)

QN001758

A location on Earth experiences approximately equal durations of day and night mainly because Earth rotates

(A) Continuously on its axis
(B) Only during summer
(C) Only during winter
(D) Around the Moon

Correct Answer: A

Explanation:

Rotation produces alternating day and night.

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Question (39)

QN001759

Which pair correctly matches the real motion and apparent motion?

(A) Earth rotates West to East; Sun appears East to West
(B) Earth rotates East to West; Sun appears East to West
(C) Earth rotates West to East; Sun appears West to East
(D) Earth remains stationary; Sun appears East to West

Correct Answer: A

Explanation:

Apparent motion is opposite to Earth’s rotation.

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Question (40)

QN001760

A teacher marks a student’s city on a globe and rotates it once completely. The marked city returns to its starting position after one complete

(A) Revolution
(B) Eclipse
(C) Rotation
(D) Season

Correct Answer: C

Explanation:

One full spin on the axis is one rotation.

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Question (31)

A torch is shone on a globe in a dark room. As the globe rotates from West to East, the eastern part of India receives light first. This demonstrates

Explanation:

Link:

Question (32)

If Earth did not rotate but still revolved around the Sun, one side of Earth would

Explanation:

Link:

Question (33)

Which observation directly proves that Earth rotates?

Explanation:

Link:

Question (34)

The apparent clockwise movement of nearby objects seen by a child on an anti-clockwise merry-go-round is an example of

Explanation:

Link:

Question (35)

If Earth rotated much faster than it does now, the duration of one day would become

Explanation:

Link:

Question (36)

A student notices stars shifting westward every hour during the night. This shift is mainly due to

Explanation:

Link:

Question (37)

The Pole Star appears nearly fixed because Earth’s axis points

Explanation:

Link:

Question (38)

A location on Earth experiences approximately equal durations of day and night mainly because Earth rotates

Explanation:

Link:

Question (39)

Which pair correctly matches the real motion and apparent motion?

Explanation:

Link:

Question (40)

A teacher marks a student’s city on a globe and rotates it once completely. The marked city returns to its starting position after one complete

Explanation:

Link:

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