Thermal Energy Quiz Review

When an object gets colder, its molecules move...

• slower

• faster

• the same

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Absolute zero is...

• when the temperature is 0 degrees Celsius

• when there are no molecules

• all of the choices

• when molecules have zero molecular movement.

Tags

NGSS.MS-PS1-4

The average kinetic energy of the molecules that make up this sample is

• 2

• 4

• 3

• 27

Tags

NGSS.MS-PS3-1

__________ is a group of atoms joined together in a particular way

• change

• stability

• thermal energy

• molecule

Tags

NGSS.MS-PS1-1

Which object is hotter?

• a. Object A because it has the highest average kinetic energy.

• b. Object B because it has the highest average kinetic energy.

• c. Object C because it has the highest average kinetic energy.

• d. Object C because it has the most molecules with high kinetic energy.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

NGSS.MS-PS3-4

NGSS.MS-PS3-1

Energy CAN be created and destroyed

• True

• False

Tags

NGSS.MS-PS1-5

___ is a measure of the average kinetic energy of the molecules of a thing

• Temperature
• Thermal Energy
• Potential Energy
• Thermometer

Tags

NGSS.MS-PS1-4

When two things are in contact, their molecules collide, and kinetic energy transfers from the ___‑moving molecules to the ___‑moving molecules

• faster, slower
• slower, faster
• same speed, same speed

Tags

NGSS.MS-PS3-5

Energy isn’t created or destroyed. Therefore, as energy transfers, it increases in one part of the system as it decreases in another part of the system. The ___ energy of a system doesn’t change.

• total
• kinetic
• potential
• thermal

Tags

NGSS.MS-PS3-5

The molecules of a system will transfer energy until the system reaches a stable state known as ___, in which all of the molecules are moving at about the same speed

• equilibrium
• equity

• equality

• equationality

Tags

NGSS.MS-PS3-5