Energy and Change of State

Which state change requires the most thermal energy?

• Sublimation

• Condensation

• Evaporation

• Melting

Tags

NGSS.MS-PS1-4

What happens to the thermal energy of a substance during melting?

• It is converted into kinetic energy.

• It is transferred to the surroundings.

• It is absorbed to break the intermolecular forces.

• It is released as heat.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the relationship between thermal energy and melting?

• Thermal energy has no effect on melting.

• Thermal energy causes melting.

• Melting causes thermal energy.

• Melting and thermal energy are unrelated.

Tags

NGSS.MS-PS1-4

What is the relationship between thermal energy and freezing?

• Thermal energy increases

• Thermal energy remains constant

• Thermal energy decreases

• Thermal energy has no effect on freezing

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the relationship between thermal energy and evaporation?

• Thermal energy inhibits evaporation.

• Evaporation does not require thermal energy.

• Thermal energy is required for evaporation to occur.

• Thermal energy is a byproduct of evaporation.

Tags

NGSS.MS-PS1-4

Which state change releases the most thermal energy?

• Condensation

• Sublimation

• Evaporation

• Melting

Tags

NGSS.MS-PS1-4

Which state change involves a decrease in thermal energy?

• Vaporization

• Sublimation

• Melting

• Condensation

Tags

NGSS.MS-PS1-4

Which state change involves an increase in thermal energy?

• Sublimation

• Freezing

• Melting or vaporization

• Condensation

Tags

NGSS.MS-PS1-4

During which phase change does a liquid become a gas?

• Freezing

• Condensation

• Evaporation

• Sublimation

Tags

NGSS.MS-PS1-4

How does pressure affect the boiling point of a liquid?

• Pressure has no effect on boiling point.

• Higher pressure increases boiling point.

• Lower pressure increases boiling point.

• Boiling point varies randomly with pressure.