click below
click below
Normal Size Small Size show me how
AR MNR Units 5&6
AR Managing Natural Resources Units 5 & 6
| Question | Answer |
|---|---|
| processed fuel made from vegetable oil or animal fats which can be used in unmodified diesel engines | Biodiesel |
| any plant or animal material that can be used as a fuel | Biofuels |
| fossil fuel in the form of a black or brown rock that developed from plants that died between one and four hundred million years ago | Coal |
| fossil fuel taken from the earth in a liquid form and then refined into different types of petroleum fuels | Crude oil |
| a type of biofuel produced from plant materials; flammable, colorless chemical compound | Ethanol |
| heated groundwater used as an energy source | Geothermal energy |
| the increase in the average temperature of the Earth's near-surface air and oceans | Global warming |
| the process by which the emission of infrared radiation by the atmosphere warms the Earth’s surface | Greenhouse effect |
| power produced by capturing the energy of falling water | Hydropower |
| fossil fuel taken from the earth in the form of a gas | Natural gas |
| energy produced by the fission of atomic nuclei | Nuclear energy |
| device using sound waves to find fossil fuels | Seismograph |
| heat collected from the sun as an energy source | Solar energy |
| metals containing iron | Ferrous metals |
| an element with a metallic luster that is malleable, ductile, and has a high tensile strength | Metal |
| a natural inorganic substance on or in the earth | Mineral |
| metals not containing iron | Nonferrous metals |
| a rock that contains a large amount of a certain mineral | Ore |
| a form of surface mining in which the mineral is extracted after removing the soil covering it | Strip-mining |
| methods used to extract minerals from below the surface of the earth | Subsurface mining |
| methods used to extract minerals on or near the earth’s surface | Surface mining |