States of Matter & Phase Changes Question Bank

What is it called when the state of matter changes from a liquid to a solid?

• Vaporization
• Freezing
• Condensation
• Melting

The process of changing a gas to liquid is called __________

• Freezing

• Melting

• Evaporation

• Condensation

The temperature at which a solid begins to liquefy is its ______ point.

• freezing

• boiling

• melting

• mass

Why can people on one side of a room smell the scent of an air freshener sprayed on the opposite side of the room?

• The molecules of air freshener have thermally expanded

• The air pressure where the freshener was sprayed is greater than in the rest of the room

• The molecules of air freshener spread out until they are evenly distributed throughout the room

• The molecules of air freshener are amorphous

Which is a quality that only gasses display

• Spread out to fill all available space
• Take the shape of their container
• Can't be compressed
• All of these

Gas molecules can easily be compressed  because ___________. 

• gas molecules are soft
• gas molecules are far apart
• gas molecules follow the shape of the container

When a gas changes directly to a solid, the process is known as what?

• Sublimation
• Condensation
• Deposition
• Evaporation

The temperature of a substance increases as___.

• the substance expands
• the average kinetic energy of its particles increases
• the substance's volume increases
• the substance's mass increases

Evaporation is when liquid particles absorb enough energy to leave the 

• surface
• bottom
• center
• liquid throughout

To boil, what must equal the atmospheric pressure?

• atmosphere
• kinetic energy
• vapor pressure
• temperature