Sates of Matter and Particle Theory

Particles in a _____________ are tightly packed together.

• solid
• liquid
• gas
• plasma

Particles in a _________ take the shape of the container.

• solid
• liquid
• gas
• plasma

An inflated balloon is placed in a refrigerator. Which statement describes the movement of the gas particles in the balloon?

• The particles move more slowly and become closer together.
• The particles move more slowly and become further apart.
• The particles move faster and become closer together.
• The particles move faster and become further apart. 

Which point of the particle theory is depicted in this picture?

• particles slow down when heat is removed
• particles are in constant, random motion
• different types of matter are made of different types of particles
• all matter is made of particles

Which point of the particle theory is depicted by this picture?

• all matter is made of particles
• The attraction between particles increases as they get closer
• particles are in constant, random motion
• particles speed up as heat is added

The amount of matter in an object is a measure of the object's ________________.

• volume
• density
• mass
• solubility

Which of the following is a correct description for solids?

• closely arranged and in fixed positions

• closely arranged and vibrate in fixed positions

• closely arranged and can move around

When something goes from gas to liquid, it is called...

• Evaporation

• Condensation

• Deposition

• Freezing

Something that goes from liquid to gas is...

• Evaporation

• Melting

• Freezing

• Sublimation

Which of the following sentences are true about solids?

• Solids are rigid, have a fixed shape but not a fixed volume

• Solids are not rigid, have a fixed shape and no fixed volume

• Solids are rigid, have a fixed shape and a fixed volume