Particle Theory & States of Matter

Sam kept some water out side in the sun next day he saw nothing in the glass what happen to the water?

• It disappeared

• It evaporated

• Magic

Evaporation occurs when water changes into 

• transpiration
• snow
• solid
• vapor

Evaporation is the change of state from ___________ to __________

• liquid to gas

• solid to liquid

• gas to liquid

Evaporation takes place at any temperature

• True

• False

Evaporation happens

• throughout the liquid

• at the surface of a liquid

What happens when a liquid perfume is sprayed on your palm ?

• The liquid gain heat from the sanitizer and evaporate

• The liquid gain heat from the surroundings and evaporate

• The liquid gain heat from the palm and evaporate

• The liquid gain heat from the palm or surroundings and evaporate

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

• Evaporation

• Condensation

• Deposition

• Freezing

Which statement about the molecules in the gas carbon dioxide is correct?

• The molecules are close together.

• The molecules are diatomic.

• The molecules move randomly.

• The molecules all move with the same speed.

Which of the following statements about the particle of a gas is true?

• Gases can be compressed because their particles are smaller than those of liquids or solids.
• Gases can be compressed because there is plenty of space between their particles.
• Gases can be compressed because they have low boiling points.
• Gases can be compressed because their particles are more elastic than those of liquids or solids.

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.