Topic 4 Flashcards
1
Q
Heat
A
Energy transferred from a warmer object to a cooler object.
2
Q
Conduction
A
Transfer of energy within an object through particles or between 2 objects in direct contact.
3
Q
Convection
A
Heat transfer through fluids, can be solids, liquids, or gases.
4
Q
Radiation
A
Transfer of energy by electromagnetic waves.
5
Q
Convection Current
A
Cycle of circular motion where air heats and rises, then cools and sinks.
6
Q
Conductor
A
Material that conducts heat well.
7
Q
Insulator
A
Material that doesn’t conduct heat well.
8
Q
Specific Heat
A
The amount of energy required to raise temp. of 1 kg of a material by 1 Kelvin.
9
Q
Thermal Expansion
A
Expansion of matter when heated.
