Heat Flow (7.P.11.4)

Front

What is the primary factor that determines the direction of heat flow?

Back

Temperature difference

Front

What happens to the temperature of water while it's boiling?

Back

It remains constant

Front

What best describes thermal equilibrium?

Back

When two objects have the same temperature

Front

What is the primary mechanism of heat transfer in fluids?

Back

Convection

Front

Which property of a substance determines how much its temperature will change when heat is added?

Back

Specific heat

Front

In which phase transition is heat absorbed by the substance?

Back

Melting

Front

Which of the following is an example of heat transfer by radiation?

• Boiling water in a pot
• Feeling warmth from a fireplace across a room
• Heat moving through a metal spoon in hot soup
• Warm air rising from a heater

Back

Feeling warmth from a fireplace across a room

Front

What happens to the average kinetic energy of particles when heat is removed from a substance?

Back

It decreases

Front

Which state of matter has particles with the least freedom of movement?

Back

Solid

Front

What is the primary function of insulation in a building?

Back

To slow down heat transfer