| Term | Definition |
|
temperature |
A measure of average kinetic energy of the particles of an object. |
|
thermal expansion |
The increase of the volume of a substance due to an increase of temperature. |
|
absolute zero |
The lowest temperature on the Kelvin Scale (0k, or zero Kelvin). Is also -273C. |
|
95 |
What is 35 degrees Celcius in Fahrenhiet using the formula of F=(9/5 x C) + 32? |
|
heat |
The transfer of energy between 2 objects that are different temperatures. |
|
thermal energy |
The total kinetic energy of the paritcles that make up a substance. |
|
thermal equilibrium |
The contact of a warmer object and a colder object until they reach the point in which they are the same temperature, which is this point. |
|
conduction |
The transfer of thermal energy from one substance to another through direct contact. |
|
convection |
The transfer of thermal energy through a liquid or a gas. |
|
radiation |
The transfer of energy through matter or space, such as electromagnet waves, and visible light, like infrared waves. |
|
conductor |
A substance that conducts thermal energy well. |
|
insulator |
A substance that doesn't conduct thermal energy well. |
|
specific heat capacity |
The amount of energy needed to convert the temperature of 1kg of a substance by 1C. |
|
states of matter |
The physical forms of which a substance can exist. |
|
change of state |
The conversion of a substance from one physical form to another. |
|
insulation |
The act of something that reduces the transfer of thermal energy. |
|
heat engine |
A machine that uses heat to work. |
|
thermal pollution |
The excessive heating of a body of water. A negative effect of thermal energy. |
|
molecules |
What are groups of atoms called? |