Exploring Heat Transfer: Conduction and Convection

What is the primary method of heat transfer in solids?

• Insulation

• Convection

• Conduction

• Radiation

How does heat transfer occur at the atomic level in solids?

• Through electrical currents

• Via magnetic fields

• By radiation

• Using kinetic energy of atoms

Tags

NGSS.MS-PS3-4

Why do metal benches feel colder than wooden ones?

• Metal is colder

• Wood is a better insulator

• Metal conducts heat away faster

• Wood absorbs heat

Tags

NGSS.MS-PS3-3

What property of metals makes them good heat conductors?

• High density

• Free electrons

• Color

• Texture

What causes convection currents in fluids?

• Magnetic fields

• Chemical reactions

• Pressure changes

• Density changes due to temperature

How does a radiator heat a room?

• By conduction

• By radiation

• By convection

• By insulation

Tags

NGSS.MS-PS1-4

What happens to a fluid when it is heated?

• It solidifies

• It expands and rises

• It contracts

• It becomes denser

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Why does the air above a radiator rise?

• It is pulled by gravity

• It becomes less dense

• It becomes denser

• It cools down

Tags

NGSS.MS-PS1-4