Unit Exam on Heat

What kind of heat transfer happens when the sun is heating your body?

• Conduction

• Radiation

• Convection

• Density

What heat transfer happens when you burn your hand by touching a fire?

• Radiation
• Conduction
• Convectio
• I don't know!!!!!!!!!!!

Tags

NGSS.MS-PS3-5

Warm air rises and the cool air sinks demonstrates this type of heat transfer. 

• conduction
• convection
• radiation
• Insolation 

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Ironing a shirt is an example of...

• condensation
• conduction
• convection
• radiation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Warm air is __________ dense than cold air and rises creating convection currents.

• more
• less

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

A toaster toasting bread is an example of 

• condensation
• conductio
• convection
• radiation

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

The man goes to take the hot pot off the stove with his bare hands.

• conduction
• convection
• radiation

Tags

NGSS.MS-PS1-4

What happens when ice cubes melt in a glass?

• Heat travels from the ice to the warmer water.
• No energy is transferred.
• Heat is transferred from the warmer water to the ice cubes.
• The water warms up due to the humidity

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What is the definition of CONDUCTION?

• When heat is transferred from objects like rays of light or electromagnetically.
• a  hot liquid or air that  expands, becomes less dense, and rises or becomes more dense, and sinks.
• When heat transfers from objects that are touching.
• When heat transfers through the heater or AC in your house.

Johnny accidentally grabbed the handle of the hot pot.

• conduction
• convection
• radiation