| Term | Definition |
|---|
| Energy | the ability to do work or cause change in matter. |
| Energy Transfer | movement of energy from one place to another. |
| Electrical Circuit | a closed-looped path of wire through which an electrical current flows. |
| Electrical Current | the movement of a charge or the flow of electrons in a piece of matter that conducts electricity. |
| Insulators | matter that does not conduct heat very well. |
| Radiation | the process of transferring heat from light waves |
| Light | radiation that we can see. |
| Reflection | the bouncing of heat or light off of an object. |
| Refraction | the bending of light as it moves from one material to |
| Heat | the energy moving particles have. |
| Resource | any material that can be used to satisfy a need. |
| Natural resources | a resource found in nature such as plants, animals, air, soil, water, minerals, and fossil fuels. |
| Nonrenewable resources | a resource that cannot be replaced once it is used up or that would take millions of years to replace. |
| Renewable resources | a resource that we won't run out of or that can be replaced in our lifetime. |
| Conservation | the use of less of something to make a supply last longer. |
| Pollution | anything that dirties or harms the environment |
| Kinetic energy | the energy an object gains by moving. |
| Potential Energy | the energy of position or stored energy. |
| Conduction | the transfer of heat between objects that are touching. |
| Convection | the transfer of heat by a moving liquid or gas. |
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