Heating And Cooling Revision Flashcards
1
Q
What is convection?
A
The hotter particles will rise to the top , then will cool down and then go down where they will be heated up again. There must be a heat source. This is a heating technique.
2
Q
What is radiation?
A
Radiation is the emission of heat energy that is moved through waves and can be transferred through a vacuum ( the heat from the sun to earth)
3
Q
What is conduction?
A
Where electricity is helped along the current. (e.g a cooking pan)
4
Q
Melting?
A
Solid to a liquid
5
Q
Evaporation?
A
Liquid to gas
6
Q
Freeze?
A
Liquid to solid
7
Q
Condensation?
A
Gas to a liquid
8
Q
What do we measure temperature in?
A
C
