Question | Answer |
aquifer | Layers of sand, gravel or bedrock that hold and move groundwater |
coal | Formed from plant material quickly buried in sediment |
crude oil | Petroleum |
geothermal energy | Heat from the earth produces steam to produce energy |
ground water | Rain water stored beneath the surface of the ground |
humidity | Amount of water vapor in the air |
hydroelectric energy | Energy produced as water flows and turns turbines |
hydrosphere | All of earth’s water (lakes, oceans, streams, rivers, underground water) |
malleable | Soft and shapeable metal |
mineral | Solid substance found naturally in the earth’s surface (salt, sand, iron, gold) |
natural gas | Fossil fuel found in a gaseous state |
natural resources | Materials on earth that are available for our use |
nuclear energy | Energy dependent on uranium. |
ore | Materials in a vein which contain usable amounts of metal |
petrochemicals | Chemicals produced from oil |
petroleum | "liquid rock" - a liquid form of fossil fuel |
phytoplankton | Small plants that make up the first link in the ocean’s food chain |
recycle | Conserve resources by taking products to a recycling center where they will be remade into other products |
reduce | Preserving our resources by limiting the amount you use |
refinery | Factory that separates crude oil into different products |
reservoir | Holding area for water |
reuse | Preserve our resources by finding ways to use materials again, be creative |
smelting | Process used to separate metal from ore |
solar energy | Energy from sun |
uranium | Mineral used to produce nuclear energy |
vein | Concentrated areas of specific minerals |
Wind energy | Air movements |