Thermal Energy

What type of heat transfer is the following?

The roof of your car gets hot in the sun?

• Convection

• Conduction

• Radiation

• None of the above

You feel the warmth from the sun on your face.

• Convection

• Conduction

• Radiation

Tags

NGSS.MS-PS1-4

In the following example, identify the type of heat transfer.

You hold an ice cube in your hand and it begins to melt.

• Radiation

• Convection

• Conduction

Tags

NGSS.MS-PS1-4

In the following example, identify the type of heat transfer:

The handle of a pot is hot and burns your hand.

• Convection

• Conduction

• Radiation

Particles in warm air move upward and faster.

The cooler air moves downward

• true

• false

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Convection occurs in

• solids & gases

• liquids & gasses

Tags

NGSS.MS-ESS2-6

Molecules in a hotter sample will....

• have more kinetic energy

• be moving faster

• be moving slower

• be red in color

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Energy will always be transferred from the...

• hotter sample to the colder sample

• colder sample to the hotter sample

Tags

NGSS.MS-PS1-4

There will always be heat transfer between two objects that are touching if...

• the temperatures are the same in each sample

• there is a difference in temperature between samples

When will heat transfer stop?

• When the molecules reach a state of equilibrium

• When the molecules are moving at the same speed

• When the kinetic energy is equal

• When there is a phase change from liquid to gas

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4