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Question (1)

QN0010172

What is the constant circular movement of water in nature called?

(A) Water storage
(B) Water cycle
(C) Water flow
(D) Water transport

Correct Answer: B

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Question (2)

QN0010173

In the transparent bag activity, what caused the water to heat up?

(A) Wind
(B) Soil
(C) Sunlight
(D) Air pressure

Correct Answer: C

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Question (3)

QN0010174

Which form does water change into when heated by the Sun?

(A) Ice
(B) Snow
(C) Water vapour
(D) Hail

Correct Answer: C

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Question (4)

QN0010175

Water vapour cools and forms tiny droplets. What does this process help form in nature?

(A) Rocks
(B) Clouds
(C) Soil
(D) Wells

Correct Answer: B

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Question (5)

QN0010176

Which of the following can return water from clouds to Earth?

(A) Rain
(B) Snow
(C) Hail
(D) All of these

Correct Answer: D

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Question (6)

QN0010177

Which sequence correctly represents part of the water cycle?

(A) Rain → Cloud → Vapour
(B) Vapour → Cloud → Rain
(C) Cloud → Ice → Sun
(D) River → Soil → Rock

Correct Answer: B

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Question (7)

QN0010178

A bowl of water is placed in sunlight. After some time, the water level decreases. Why?

(A) Water turns into soil
(B) Water changes into vapour
(C) Water freezes
(D) Water becomes salt

Correct Answer: B

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Question (8)

QN0010179

In Activity 3, why was the transparent bag sealed tightly?

(A) To prevent leaks
(B) To increase temperature
(C) To block sunlight
(D) To stop evaporation completely

Correct Answer: A

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Question (9)

QN0010180

Which source provides the energy needed to drive the water cycle?

(A) Moonlight
(B) Wind
(C) Sun
(D) Soil

Correct Answer: C

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Question (10)

QN0010181

According to the chapter, water vapour forms clouds which later come down as ________.

(A) only rain
(B) only snow
(C) rain, snow and hail
(D) rivers

Correct Answer: C

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Question (1)

What is the constant circular movement of water in nature called?

Explanation:

Link:

Question (2)

In the transparent bag activity, what caused the water to heat up?

Explanation:

Link:

Question (3)

Which form does water change into when heated by the Sun?

Explanation:

Link:

Question (4)

Water vapour cools and forms tiny droplets. What does this process help form in nature?

Explanation:

Link:

Question (5)

Which of the following can return water from clouds to Earth?

Explanation:

Link:

Question (6)

Which sequence correctly represents part of the water cycle?

Explanation:

Link:

Question (7)

A bowl of water is placed in sunlight. After some time, the water level decreases. Why?

Explanation:

Link:

Question (8)

In Activity 3, why was the transparent bag sealed tightly?

Explanation:

Link:

Question (9)

Which source provides the energy needed to drive the water cycle?

Explanation:

Link:

Question (10)

According to the chapter, water vapour forms clouds which later come down as ________.

Explanation:

Link:

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