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| Term | Definition |
|---|---|
| Fossil Fuels | nonrenewable, have chemical energy, causes acid rain when burn |
| Sun | source of all energy on earth |
| Solar cells | turn light into electricity |
| Law of Conservation of Energy | Energy can form, but cannot be created or destroyed |
| Reserves | known deposits of fossil fuels |
| Matter | anything that has mass & take up space |
| Atom | Smallest part of matter |
| Proton | positive charge, found in nucleus |
| Neutron | no charge, found in nucleus |
| Electron | negative charge, found zipping around the nucleus |
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