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Exploring States of Matter

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

What are the three states of matter?

a)

solid, liquid, gas

b)

rock, water, steam

c)

ice, mist, smoke

d)

plasma, vapor, foam

2.

Describe the properties of solids.

a)

Solids have no definite shape or volume.

b)

Solids have a definite shape and volume, are incompressible, have high density.

c)

Solids are easily compressible and have low density.

d)

Solids can only be crystalline and not amorphous.

3.

How do liquids differ from solids?

a)

Liquids have a fixed shape and volume like solids.

b)

Solids can flow and change shape like liquids.

c)

Liquids differ from solids in that they have no fixed shape and can flow, while solids maintain a fixed shape and volume.

d)

Liquids are always denser than solids.

4.

What is the property of gases that allows them to fill a container?

a)

Gases remain in a fixed shape regardless of the container.

b)

Gases can only occupy a small part of a container.

c)

Gases are denser than liquids and do not expand.

d)

Gases expand to fill the entire volume of their container.

5.

What happens to the particles in a solid when it is heated?

a)

The particles vibrate more and move apart as they gain energy.

b)

The particles freeze and become immobile.

c)

The particles expand and form a liquid immediately.

d)

The particles lose all energy and collapse into a solid mass.

6.

Define melting in terms of state changes.

a)

Melting is the transition of a substance from solid to liquid state due to the absorption of heat.

b)

Melting is the change of a substance from liquid to solid state.

c)

Melting occurs when a gas turns into a solid.

d)

Melting is the process of a liquid becoming a gas.

7.

What is condensation?

a)

Condensation is the process of water vapor turning into liquid water.

b)

Condensation is the freezing of water into ice.

c)

Condensation is the evaporation of water from a surface.

d)

Condensation is the process of liquid water turning into water vapor.

8.

How does evaporation occur?

a)

Evaporation occurs when vapor condenses into liquid.

b)

Evaporation is the process where liquid turns into vapor due to the escape of molecules from the surface at any temperature.

c)

Evaporation is the process of freezing a liquid into a solid.

d)

Evaporation happens when a solid turns into a gas without becoming liquid.

9.

What is the process called when a gas turns into a liquid?

a)

Condensation

b)

Precipitation

c)

Sublimation

d)

Evaporation

10.

Explain what happens during freezing.

a)

Freezing is the process where a liquid turns into a solid as its temperature decreases.

b)

Freezing is when a solid turns into a gas as it heats up.

c)

Freezing is the process of melting ice into water.

d)

Freezing occurs when a liquid evaporates into the air.

11.

What is sublimation?

a)

The melting of a solid into a liquid.

b)

Sublimation is the transition of a substance from solid to gas without becoming liquid.

c)

The process of a gas turning into a solid directly.

d)

The evaporation of a liquid into a gas.

12.

Sublimable solid is:

a)

Dry Ice

b)

Iodine

c)

Ammonium Chloride

d)

All of above

13.

Describe how the arrangement of particles differs in solids, liquids, and gases.

a)

In solids, particles are loosely arranged and can move freely; in liquids, they are tightly packed; in gases, they are close together but fixed in place.

b)

In solids, particles are tightly packed in a fixed structure; in liquids, they are close but can flow; in gases, they are far apart and move freely.

c)

In solids, particles are in a gaseous state; in liquids, they are in a solid state; in gases, they are in a liquid state.

d)

In solids, particles are far apart and move freely; in liquids, they are tightly packed; in gases, they are close together and can flow.

14.

What is the term for a change from liquid to gas?

a)

Freezing

b)

Sublimation

c)

Condensation

d)

Vaporization

15.

Change of a liquid into solid is called

a)

Freezing

b)

Melting

c)

Boiling