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Heat is ______________energy that is transferred from one object at a certain temperature to another at a different temperature.
f
f
changes thermal energy into mechanical energy
compression
thermal
heat pump
expand
f
f
f
f
changes thermal energy into mechanical energy
compression
thermal
heat pump
expand
f
In a diesel engine, the fuel is ignited by ________________.
f
f
changes thermal energy into mechanical energy
compression
thermal
heat pump
expand
f
A heat engine __________________________________.
f
f
changes thermal energy into mechanical energy
compression
thermal
heat pump
expand
f
A device that can be used for cooling and heating is a _________________.
f
f
changes thermal energy into mechanical energy
compression
thermal
heat pump
expand
f
f
f
f
changes thermal energy into mechanical energy
compression
thermal
heat pump
expand
f
Most materials ______________ when they are heated.
f
f
changes thermal energy into mechanical energy
compression
thermal
heat pump
expand
f
f
f
f
changes thermal energy into mechanical energy
compression
thermal
heat pump
expand
f
Check it!
Match it!
Match it!