Thermal energy is the _____ energy (kinetic and potential) of all the atoms in an object.

• average

• total

• minimum

• maximum

Temperature is the _____ kinetic energy (motion) of all the atoms in an object.

• average

• total

• maximum

• minimum

___ is the flow of thermal energy from a warmer area to a cooler area.

• heat

• temperature

• thermal expansion

• kinetic energy

___ is the type of heat transfer where heat moves by direct CONTACT - meaning TOUCHING.

• conduction

• convection

• insulation

• radiation

_____ is the type of heat transfer where heat moves by the flow of circular currents.

• conduction

• convection

• insulation

• radiation

_____ is the type of heat transfer where heat moves by WAVES of "light."

• conduction

• convection

• insulation

• radiation

Conduction works BEST in _____.

• gases

• liquids

• plasma

• solids

(Choose two answers!) Convection only works in ___.

• gases

• liquids

• plasma

• solids

_____ is the only type of heat transfer that works through EMPTY SPACE.

• conduction

• convection

• insulation

• radiation

In conduction, _____ moves heat.

• collisions between atoms

• circular currents

• waves