Boiler Fundamentals #4

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

• Evaporation

• Radiation

• Convection

• Conduction

How does heat move?

• from a warmer to a cooler object

• from a cooler to a warmer object

• toward a hot object

• away from a cold object

How is energy from the Sun transferred?

• by radiation

• by conduction

• by convection

• by the force of gravity

__________ is the transfer of heat by the movement of a fluid.

• Conduction

• Convection

• Radiation

When you touch hot sand, heat is transferred by _________ to your skin.

• conduction

• convection

• radiation

_____________, convection, and conduction are the three types of heat transfer.

• Conveyance

• Radiation

• Translocation

Hot water rises and cold water sinks. This is_______.

• Convection

• Conduction

• Radiation

A spoon in a cup of hot soup becoming warmer is an example of _________.

• Convection

• Conduction

• Radiation

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

• Conduction
• Radiation
• Convection
• Density

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

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