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Question (31)

QN004380

Why are sky mapping apps useful for night sky watching?

(A) They increase star brightness
(B) They show when and where objects will be visible
(C) They create new constellations
(D) They reduce air pollution

Correct Answer: B

Explanation:

They help locate celestial objects accurately.

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Question (32)

QN004381

Which observation tool allows many dim celestial objects to become visible?

(A) Thermometer
(B) Telescope
(C) Compass
(D) Clock

Correct Answer: B

Explanation:

Telescopes reveal faint objects.

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Question (33)

QN004382

Compared with naked-eye viewing, a telescope makes celestial objects appear

(A) Smaller and dimmer
(B) Brighter and larger
(C) Colourless
(D) Motionless

Correct Answer: B

Explanation:

Telescopes magnify and brighten objects.

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Question (34)

QN004383

A student wants to observe objects too dim to be seen directly. Which instrument should be used?

(A) Binoculars or telescope
(B) Scale
(C) Compass only
(D) Stopwatch

Correct Answer: A

Explanation:

Binoculars and telescopes improve visibility.

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Question (35)

QN004384

Which organization type commonly conducts night sky watching activities for school students according to the chapter?

(A) Banks
(B) Higher Education Institutions
(C) Railway stations
(D) Courts

Correct Answer: B

Explanation:

Many higher education institutions organize such activities.

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Question (36)

QN004385

Amateur Astronomy Clubs mainly help people by

(A) Predicting earthquakes
(B) Organising sky-watching events
(C) Manufacturing satellites
(D) Building observatories only

Correct Answer: B

Explanation:

These clubs regularly organize observation events.

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Question (37)

QN004386

A student reaches a dark open field carrying a compass, sky map and notebook. Which preparation step is still necessary before observation?

(A) Turn on bright lights
(B) Wait for eyes to adjust to darkness
(C) Return before sunset
(D) Cover the sky map

Correct Answer: B

Explanation:

Dark adaptation is important before observing.

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Question (38)

QN004387

Which safety instruction is specifically given for night sky watching?

(A) Wear sunglasses at night
(B) Avoid carrying notebooks
(C) Do not go to dark places without adults
(D) Use only telescopes

Correct Answer: C

Explanation:

Adult supervision is advised for safety.

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Question (39)

QN004388

A learner wants to identify both the Big Dipper and Pole Star accurately. Which combination is most useful?

(A) Bright streetlights and buildings
(B) Open dark area and sky map app
(C) Daytime observation and compass
(D) Indoor observation and television

Correct Answer: B

Explanation:

Dark skies and sky maps help accurate identification.

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Question (40)

QN004389

A school astronomy club selects a site with minimal artificial lighting, open surroundings and clear skies. Which objective is best achieved by these conditions?

(A) Better visibility of stars and constellations
(B) Faster Earth rotation
(C) Increased star brightness
(D) Creation of new constellations

Correct Answer: A

Explanation:

Such conditions maximize visibility of celestial objects.

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Question (31)

Why are sky mapping apps useful for night sky watching?

Explanation:

Link:

Question (32)

Which observation tool allows many dim celestial objects to become visible?

Explanation:

Link:

Question (33)

Compared with naked-eye viewing, a telescope makes celestial objects appear

Explanation:

Link:

Question (34)

A student wants to observe objects too dim to be seen directly. Which instrument should be used?

Explanation:

Link:

Question (35)

Which organization type commonly conducts night sky watching activities for school students according to the chapter?

Explanation:

Link:

Question (36)

Amateur Astronomy Clubs mainly help people by

Explanation:

Link:

Question (37)

A student reaches a dark open field carrying a compass, sky map and notebook. Which preparation step is still necessary before observation?

Explanation:

Link:

Question (38)

Which safety instruction is specifically given for night sky watching?

Explanation:

Link:

Question (39)

A learner wants to identify both the Big Dipper and Pole Star accurately. Which combination is most useful?

Explanation:

Link:

Question (40)

A school astronomy club selects a site with minimal artificial lighting, open surroundings and clear skies. Which objective is best achieved by these conditions?

Explanation:

Link:

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