Phase Changes and Molecular Kinetics Quiz

What happens to the kinetic energy of water molecules during the freezing process?

• It increases significantly

• It remains exactly the same

• It decreases

• It fluctuates randomly

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

Which phase change occurs when a gas changes directly to a solid?

• Sublimation

• Deposition

• Condensation

• Freezing

During which phase change does a substance absorb energy from its surroundings?

• Freezing

• Deposition

• Melting

• Condensation

Tags

NGSS.MS-PS1-4

In which state of matter do particles have the strongest molecular attraction?

• Solid

• Liquid

• Gas

• Plasma

What phase change occurs when water vapor forms water droplets on a cold window?

• Sublimation

• Evaporation

• Deposition

• Condensation

Tags

NGSS.MS-PS1-4

Which statement about molecular movement in gases is correct?

• Molecules move in fixed positions

• Molecules have random, rapid motion

• Molecules vibrate in place

• Molecules move in organized patterns

What happens to the average kinetic energy of molecules as temperature increases?

• It decreases steadily

• It increases

• It remains constant

• It fluctuates

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

During which process does a solid change directly into a gas?

• Sublimation

• Melting

• Evaporation

• Condensation

What is the primary difference between evaporation and boiling?

• Evaporation only occurs at high temperatures

• Boiling only occurs at the surface

• Evaporation can occur at any temperature

• Boiling requires less energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

In which state of matter do particles have the most space between them?

• Liquid

• Solid

• Gas

• All states have equal spacing