Thermal Energy Transfers

Organize these options into the right categories

Groups:

(a) Conduction

,

(b) Convection

,

(c) Radiation

• heating a room with a space heater

• using an electric blanket to warm your body

• hot air balloons

• standing near a heater to warm yourself up

• touching a metal spoon in a hot cup of coffee

• walking barefoot on hot sand

• boiling water in a pot

• sunlight heating the Earth

• roasting marshmallows over a fire

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

NGSS.MS-PS3-5

______ is the average kinetic energy of the molecules in an object or a substance

• conduction

• heat

• temperature

• convection

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the difference between heat and temperature?    

• a.  Temperature measures the motion of molecules, and heat is the energy of that motion
• b.  Temperature is measured by a thermometer, and heat is measured by a barometer
• c.  Heat is measured in calories, and temperature is measured in joules
• d.  Heat is caused by the sun, and temperature is caused by conditions in the atmosphere

Tags

NGSS.MS-PS1-4

Why is there more thermal energy in an iceberg than in a pot of boiling water?    

• a.  The pot insulates the heated molecules
• b.  Most icebergs are fairly warm to the touch
•   c.  Icebergs contain many more molecules than pots of water
•   d.  Water does not hold heat very well

Tags

NGSS.MS-PS1-4

What tool is used to measure temperature?

• a stove

• a beaker

• a thermometer

• a glove

Which material is a good thermal conductor?

• cloth

• water

• metal

Tags

NGSS.MS-PS3-3

What is the name given to materials that reduce and control the transfer of heat?

• contain

• conductor

• insulator

• heat

Tags

NGSS.MS-PS3-3

The condition where two substances in physical contact with each other exchange no heat energy. They are said to be the same temperature.

• Thermal Energy

• Cooler to Warmer

• Energy Transfer

• Thermal Equilibrium

heat always travels from _____ to ______ objects

• hot to cold
• cold to hot
• cold to cold
• hot to hot