4.2-Heat transfer - 1

What transfers from a warmer area to cooler areas?

• Cold

• Heat

• Wind

• Light

How is conduction defined?

• The movement of fluids

• The transfer of energy through electromagnetic waves

• The transfer of energy between particles of matter in direct contact

• The movement of air masses

When you place your head on a cool pillow, it's an example of:

• Conduction

• Convection

• Radiation

• Insulation

What is convection?

• The transfer of energy through electromagnetic waves

• The transfer of energy between particles of matter in direct contact

• The movement of fluids carrying heat energy

• The movement of solid particles

What materials are defined as substances that flow?

• Solids

• Gases

• Liquids

• Plasmas

The movement of hotter air rising and cooler air descending is an example of:

• Conduction

• Radiation

• Convection

• Insulation

What is radiation?

• The transfer of energy through electromagnetic waves

• The movement of fluids carrying heat energy

• The transfer of energy between particles of matter in direct contact

• The movement of solid particles

Which form of heat transfer does not require matter as a medium?

• Conduction

• Convection

• Radiation

• Insulation

Feeling the heat of a fire without touching the flames is an example of:

• Conduction

• Convection

• Radiation

• Insulation

Approximately how many millions of kilometers does sunlight travel through empty space before warming the air?

• 150

• 500

• 100

• 1000