Science is Fun
Formed when the remains of plants and animals are buried quickly
Fossil fuel
concentrated area of a specific mineral
Vein
floating ice sheet
Water returns to the sky through___________ and evaporation.
Transpiration
What are the materials available on Earth for man's use called?
Natural resources
factory that separates crude oil into different products
refinery
solid substance found naturally in the earth's surface
mineral
Which energy resource is not a fossil fuel?
coal
hydroelecticity
natural gas
petrolium
hyrdoelectricity
What is a disadvantage of using wind and solar energy?
Requires large amount of land
Water stored beneath the surfaced of the earth is called____________.
Ground water
mineral used to produce nuclear energy
Uranium
layer of sand, gravel, or bedrock that holds and moves ground water
Aquifer
forms when sea water freezes
Sea ice
Name the fossil fuels
Coal
Natural Gas
Petroleum
Which problem would l not occur as a result of using fossil fuels?
air pollution
oil spills
radioactive pollution
production of soot and sulfur gases
Radioactive pollution