Heat, Temperature, and State Changes

This diagram that shows three possible state changes for a given substance.

Which of the following statements most accurately describes what happens in the three state changes shown in the diagram?

• Heat is gained and temperature increases.

• Heat is lost and temperature decreases.

Tags

NGSS.MS-PS1-4

According to the provided graph, which element has the lowest melting and boiling points?

• Fluorine

• Bromine

Tags

NGSS.MS-PS1-4

________ is the total energy of the motion of the atoms and molecules in an object or sample of matter.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

______ is a measure of the average kinetic energy of a particle of a substance.

• Heat

• Temperature

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

They call thermal energy transferred from a warmer object to a cooler object_____

• heat

• cold

Tags

NGSS.MS-PS3-3

Which object has more thermal energy? Explain your reasoning.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What process is happening in this picture?

• Freezing

• Melting

Tags

NGSS.MS-PS1-4

What process is happening in this picture?

• Evaporation

• Melting

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

When the water vapor loses enough energy, the water will ___________ or change from a gas to a liquid.

• Melt

• Condese

Tags

NGSS.MS-PS1-4

What process is happening in this picture?

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5