Thermal Energy Review

If the molecules that make up a sample speed up, what else happens?

• the temperature of the sample increases

• the temperature of the sample decreases

• the temperature of the sample stays the same

• the molecules of the sample slow down

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

If the temperature of a rock is absolute zero, what would happen to the molecules?

• they would dissapear

• they would not be moving at all

• they would be moving very fast

• they would be moving very slowly

Tags

NGSS.MS-PS1-4

If the temperature of a substance is hot, what are the molecules doing?

• they are moving very slowly

• they are not moving at all

• they are moving in a circular motion

• they are moving very fast

Tags

NGSS.MS-PS1-4

When things get colder, their molecules are moving ________.

• slower
• faster

• the same as before

Tags

NGSS.MS-PS1-4

Which image shows the difference between the speed of molecules in hot and cold water?

• 
• 
• 
• 

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

Match the following

• average speed of the molecules

• Temperature

• molecules moving slower

• Cooler temperature

• molecules moving faster

• Warmer temperature

Tags

NGSS.MS-ESS2-6

NGSS.MS-PS1-4

NGSS.MS-PS3-4

When two samples come in contact the energy will flow

• from the cold one to the warmer one.

• from the warmer one to the cooler one.

• energy does not move.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Energy can't be created or destroyed.

• true

• false

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What is the definition of "kinetic energy"?

• the ability to make things move or change

• the energy that an object has because it is moving

• to move from one object to another or one place to another

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What is the definition of "transfer"?

• energy that moves

• to move from one object to another or one place to another

• the ability to make things move or change

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-5