* Materials that allow heat, electricity, or sound waves to pass through them
* Conductor
* A material used to prevent electricity or heat from passing through
* Insulator
* Electromagnetic energy
* Radiation
* energy that comes from the sun
* Solar Energy
* the transfer of heat through a fluid
* Convection
* allowing heat or electricity to pass through easily
* Conduction
* a closed path that electricity can flow through
* Circuit *
* the movement of electric charges through a material
* Current *
* a device used to measure temperature
* Thermometer
* a measure of how hot or cold a substance is
* Temperature
* A measure of how fast or slow the matter’s particles are moving
* Thermal Energy
* Thermal energy given off by an object
* Heat