TERM 1
British Thermal Unit [BTU]
DEFINITION 1
The measure of heat needed to raise the temperature of one
pound of water by 1oF. Equal to 252 calories.
TERM 2
calorie (cal)
DEFINITION 2
a measure of heat energy representing the amount of heat
needed to raise the temperature 1 gram of water by 1oC.
Also called "small calorie": 1000 cal - 1 kcal or Cal.
TERM 3
Celsius scale
DEFINITION 3
The centigrade temperature scale in which water freezes at
0oC and boils at 100oC.
TERM 4
CONDUCTION
DEFINITION 4
the transfer of heat from molecule to molecule
TERM 5
CONVECTION
DEFINITION 5
Heat transfer by means of currents circulating through fluids.
