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energy vocabulary
| Term | Definition |
|---|---|
| Energy | the ability to do work or cause change. |
| work | when a force is used to move an object over a distance or cause change. |
| force | A push or a pull |
| chemical energy | energy that is stored in the particles of matter (H2O,food,batteries,plants,etc.) |
| mechanical energy | energy of motion or moving parts ( bicycle,wind turbine,ocean waves,wind,arms and legs) |
| radiant energy | energy that travels on invisible waves(sun light (solar energy) heat from fire, x-rays,microwave) etc. |
| thermal energy | the energy that all matter has because its particles (atoms,molecules) are in motion. |
| electrical energy | the energy that comes from moving electrons (can be static or current.) |
| potential energy | energy that is stored and ready to be used |
| kinetic energy | energy that is working or in motion |
| law of conservation of energy | energy cannot be created or destroyed ,but it can be changed (transformed,converted) to a different form or transferred from one object or another |
| conserve | to save. in respect to energy ,it means that energy is never created or destroyed, but always stay the same amount , even when it is transferred or transformed |
| transfer | to move something from one place or one object to another -the same type of energy can passed along from one object to another |
| transform or convert | other words that mean the same thing the word change . heat-the transfer or flow of thermal energy from a warmer object to a cooler object. |