Terms : Hide Images
| 7198219106 | Fuel | A substance from which energy can be obtained | 0 | |
| 7198219107 | Hydrocarbon | A compound composed of only carbon and hydrogen |  | 1 |
| 7198219108 | Renewable Energy | A natural resource that can be replaced at the same rate at which the resource is consumed | 2 | |
| 7198219109 | Nonrenewable Energy | Resource that cannot be replenished by natural processes | 3 | |
| 7198219110 | Nitrogen Oxides | Gases that form when nitrogen and oxygen in the atmosphere are burned with fossil fuels at high temperatures | 4 | |
| 7198219111 | Sulfur Oxides | Gases that form when sulfur and oxygen react in the atmosphere when burning fossil fuels, such as coal | 5 | |
| 7198219112 | Fossil | A trace of an ancient organism that has been preserved in rock | 6 | |
| 7198219113 | Acid Precipitation | Conversion of sulfur oxides and nitrogen oxides to acids that return to Earth as rain, snow, or fog | 7 | |
| 7198219114 | Fossil Fuels Formed From | Organisms that lived long ago | 8 | |
| 7198219115 | Humans can reduce the harmful effects of burning fossil fuels by ________. | Riding a bike and using public transportation | 9 | |
| 7198219116 | Coal formed from | Swamp plants | 10 | |
| 7198219117 | Oil and natural gas formed from the remains of | Tiny organisms that lived in the ocean water | 11 | |
| 7198219118 | Gases produced by burning fossil fuels trap heat in the air, this is called ________. | The Greenhouse Effect | 12 | |
| 7198219119 | Most of the energy used in the Unites States comes from | Fossil Fuels | 13 | |
| 7198219120 | There are three main types of fossil fuels, what are they? | Coal, Oil, Natural Gas | 14 | |
| 7198219121 | Oil | A flammable liquid produced from remains of marine organisms buried under layers of sediments for millions of years. |  | 15 |
| 7198219122 | Natural Gas | A flammable material, without a definite form, produced from remains of marine organisms buried under layers of sediment found near oil deposits. |  | 16 |
| 7198219123 | Coal | A solid fossil fuel that is formed from the concentrated remains of plants over very long periods of time. |  | 17 |
| 7198219124 | Decompose | When organic matter rots or decays. |  | 18 |
| 7198219125 | Petroleum | Synonym for Oil and Natural Gas |  | 19 |
| 7198219126 | Ingredients for Fossil Fuels | Organic Matter, Heat, Pressure, Time |  | 20 |
| 7198219127 | Fossil Fuels | A natural, non-renewable fuel such as coal, oil, or natural gas, formed over millions of years from the remains of living organisms.. |  | 21 |
| 7198219128 | Fractional Distillation | A process of petroleum refining, by which a chemical mixture such as petroleum is separated into its components depending on the different boiling points of components. | 22 |
