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Question (21)

QN002611

A gas occupies the entire volume of a container because:

(A) Its particles are tightly packed
(B) Its particles are fixed
(C) Its particles are far apart and move freely
(D) It has no particles

Correct Answer: C

Explanation:

Gas particles move freely and occupy all available space.

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Question (22)

QN002612

Which statement is true for liquids?

(A) They have no interparticle spaces
(B) Their particles are farther apart than solids
(C) Their particles are farther apart than gases
(D) They cannot flow

Correct Answer: B

Explanation:

Liquids have greater spacing than solids but less than gases.

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Question (23)

QN002613

In the syringe activity, applying external pressure mainly:

(A) Increases particle size
(B) Reduces interparticle spaces in gases
(C) Removes particles from air
(D) Converts air into solid

Correct Answer: B

Explanation:

Pressure decreases spaces between gas particles.

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Question (24)

QN002614

Which state of matter contains particles with intermediate spacing?

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

Correct Answer: B

Explanation:

Liquids have intermediate interparticle spacing.

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Question (25)

QN002615

A beaker contains 100 mL water. After dissolving sugar, the level becomes 103 mL instead of 110 mL. This indicates that:

(A) Water evaporated completely
(B) Sugar occupied spaces between water particles
(C) Sugar particles vanished
(D) Water changed into gas

Correct Answer: B

Explanation:

Sugar particles fit into spaces between water particles.

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Question (26)

QN002616

Which of the following is most difficult to compress?

(A) Air in a balloon
(B) Steam in a vessel
(C) Water in a bottle
(D) Oxygen in a syringe

Correct Answer: C

Explanation:

Liquids are nearly incompressible.

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Question (27)

QN002617

Which statement about solids is correct?

(A) Their particles are very loosely packed
(B) They contain large interparticle spaces
(C) Their particles are closely packed with small spaces
(D) Their particles move freely everywhere

Correct Answer: C

Explanation:

Solid particles are closely packed together.

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Question (28)

QN002618

The volume inside a syringe decreases on compressing air because:

(A) Gas particles merge together
(B) Interparticle spaces get reduced
(C) Gas particles disappear
(D) Air changes into liquid immediately

Correct Answer: B

Explanation:

Compression reduces spaces between gas particles.

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Question (29)

QN002619

Which activity best proves that solids also contain tiny spaces between particles?

(A) Burning incense stick
(B) Dissolving sugar in water
(C) Compressing air in syringe
(D) Hammering iron

Correct Answer: B

Explanation:

Sugar dissolves due to spaces between water particles.

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Question (30)

QN002620

Which of the following correctly compares interparticle spacing?

(A) Solid = Liquid = Gas
(B) Gas > Liquid > Solid
(C) Liquid > Gas > Solid
(D) Solid > Liquid > Gas

Correct Answer: B

Explanation:

Gases have maximum spacing and solids minimum.

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Question (21)

A gas occupies the entire volume of a container because:

Explanation:

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Question (22)

Which statement is true for liquids?

Explanation:

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Question (23)

In the syringe activity, applying external pressure mainly:

Explanation:

Link:

Question (24)

Which state of matter contains particles with intermediate spacing?

Explanation:

Link:

Question (25)

A beaker contains 100 mL water. After dissolving sugar, the level becomes 103 mL instead of 110 mL. This indicates that:

Explanation:

Link:

Question (26)

Which of the following is most difficult to compress?

Explanation:

Link:

Question (27)

Which statement about solids is correct?

Explanation:

Link:

Question (28)

The volume inside a syringe decreases on compressing air because:

Explanation:

Link:

Question (29)

Which activity best proves that solids also contain tiny spaces between particles?

Explanation:

Link:

Question (30)

Which of the following correctly compares interparticle spacing?

Explanation:

Link:

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