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Unit 1: Energy
Term | Definition |
---|---|
Energy | The ability to do work |
Gravity | The force that keeps us on earth |
Friction | Resistance of motion that happens from objects rubbing against each other |
Mechanical Energy | Energy from motion or position. Two kinds: Kinetic and Potential. |
Potential Energy | Stored energy because of a position |
Kinetic Energy | Energy of motion |
Thermal Energy | Energy of moving particles (connected with heat). |
Conductors | Easily allow the transfer of heat |
Insulators | Prevent (stop) the transfer of heat |
Conduction | heat transfer by touching |
Convection | heat transfer through liquid or gas |
Radiation | heat transfer through electromagnetic waves (how the sun heats the earth) |