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Question (11)

QN0010142

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

(A) Wind
(B) Soil
(C) Sunlight
(D) Clouds

Correct Answer: C

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Question (12)

QN0010143

A student places 10 ice cubes in a bowl. After some time, only water is present. Which change has occurred?

(A) Vapour to liquid
(B) Liquid to solid
(C) Solid to liquid
(D) Vapour to solid

Correct Answer: C

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Question (13)

QN0010144

Which sequence correctly shows water changing forms when heated and then cooled?

(A) Ice → Water → Vapour
(B) Vapour → Ice → Water
(C) Water → Ice → Vapour
(D) Ice → Vapour → Water

Correct Answer: A

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Question (14)

QN0010145

If a wet cloth dries in sunlight, the water on it most likely changes into ________.

(A) ice
(B) liquid droplets
(C) water vapour
(D) snow

Correct Answer: C

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Question (15)

QN0010146

Which observation best shows that water can return to its liquid form after becoming vapour?

(A) Ice melting
(B) Water boiling
(C) Water droplets forming inside the transparent bag
(D) Soil absorbing water

Correct Answer: C

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Question (16)

QN0010147

In Activity 2, a steel glass contained ice cubes. Which two forms of water could be seen at the same time after a few minutes?

(A) Solid and liquid
(B) Vapour and cloud
(C) Liquid and hail
(D) Snow and ice

Correct Answer: A

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Question (17)

QN0010148

A child heats water in a kettle. Which form of water increases?

(A) Solid
(B) Vapour
(C) Ice
(D) Snow

Correct Answer: B

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Question (18)

QN0010149

Why did water droplets appear inside the transparent bag kept in sunlight?

(A) Water escaped from the bag.
(B) Water vapour cooled and changed into droplets.
(C) The plastic melted.
(D) Rain entered the bag.

Correct Answer: B

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Question (19)

QN0010150

Which statement correctly describes the water cycle?

(A) Water remains in one place.
(B) Water moves continuously and changes forms.
(C) Water exists only in rivers.
(D) Water never changes form.

Correct Answer: B

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Question (20)

QN0010151

Snow is an example of which form of water?

(A) Liquid
(B) Vapour
(C) Solid
(D) Gas

Correct Answer: C

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Question (11)

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

Explanation:

Link:

Question (12)

A student places 10 ice cubes in a bowl. After some time, only water is present. Which change has occurred?

Explanation:

Link:

Question (13)

Which sequence correctly shows water changing forms when heated and then cooled?

Explanation:

Link:

Question (14)

If a wet cloth dries in sunlight, the water on it most likely changes into ________.

Explanation:

Link:

Question (15)

Which observation best shows that water can return to its liquid form after becoming vapour?

Explanation:

Link:

Question (16)

In Activity 2, a steel glass contained ice cubes. Which two forms of water could be seen at the same time after a few minutes?

Explanation:

Link:

Question (17)

A child heats water in a kettle. Which form of water increases?

Explanation:

Link:

Question (18)

Why did water droplets appear inside the transparent bag kept in sunlight?

Explanation:

Link:

Question (19)

Which statement correctly describes the water cycle?

Explanation:

Link:

Question (20)

Snow is an example of which form of water?

Explanation:

Link:

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