Heat Transfer Methods

Hot air rising and cool air sinking is an example of what type of current?

• Conduction

• Convection

• Radiation

• None of the above

Tags

NGSS.MS-ESS2-6

Solar panels are large plates that people put on their roofs to capture the sun's energy. What heat transfer method is used to capture the heat and energy?

• Conduction

• Convection

• Radiation

• None of them

Why does a balloon on top of an empty water bottle expand when the bottle is placed in hot water?

• Heat causes gases to expand

• Heat causes gases to contract

• As air cools, currents flow clockwise

• As air cools, currents flow counterclockwise

Tags

NGSS.MS-PS1-4

A chair is placed several feet from a fire in a fireplace. The fireplace has a glass screen. The side of the chair facing the fireplace gets warmed because of

• conduction

• convection

• radiation

The transfer of heat in a liquid or gas when the warmer particles rise and cooler particles sink due to density differences is called

• conduction

• radiation

• convection

Tags

NGSS.MS-PS3-3

the metal skewer gets so hot to your hand that you drop your marshmallow in the campfire because of

• conduction

• convection

• radiation

A house burns down. On the house across the street, all of the vinyl siding is twisted and warped by the heat. The heat was transferred across the street by

• conduction

• radiation

• convection

One end of a copper rod is placed in a flame of a Bunsen burner. Small pieces of wax placed along the rod melt progressively larger distance from the flame. Heat is transferred through the rod by

• conduction

• convection

• radiation

A heat transfer method in which heat is transferred across an empty space.

• conduction

• convection

• radiation

Hot coffee is stirred with a spoon, the spoon gets hot due to

• conduction

• convection

• radiation