Heat Transfer

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.

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

• Conduction
• Radiation
• Convection
• Density

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS4-3

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

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

Johnny accidentally grabbed the handle of the hot pot.

• conduction
• convection
• radiation

A group of friends gather around a fire to stay warm.

• conduction
• convection
• radiation

Conduction occurs in...

• solids
• liquids
• gases

Tags

NGSS.MS-PS3-4

Heat would best be transferred by conduction between

• a candle and the air.
• an oven and a glass dish.
• a stove and a copper pot.
• water and a wooden spoon

A chair is several feet from a fireplace. The side of the chair facing the fireplace gets warm due to

• conduction
• convection
• radiation

Tags

NGSS.HS-PS4-3

"Lava lamps" contain colored liquids. These liquids form globs that rise to the top due to

• conduction
• convection
• radiation

Tags

NGSS.HS-ESS2-3

After cooking an egg in boiling water, you cool the egg by putting it into a bowl of cold water.  Which of the following explains the egg's cooling process?

• Temperature is transferred from the egg to the water.
• Energy is transferred from the water to the egg.
• Energy is transferred from the egg to the water.
• Cold moves from the water into the egg.

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5