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Science Vocab
Term | Definition |
---|---|
El Niño | unusual pattern of warm winds over the western Pacific Ocean |
La Niña | when surface waters in the eastern pacific are colder then normal |
global warming | the gradual increase in temperature of Earth's atmosphere |
greenhouse gas | gases in the atmosphere that trap energy |
chlorofluorcarbon | a compound that are a major cause of ozone depletion |
fuel | a substance that provides energy |
energy transformation | a change from one form of energy to another |
combustion | fuels contain stored chemical energy which can be released |
fossil fuel | energy rich substances formed from the remains of organisms |
hydrocarbon | chemical compounds that contain carbon and hydrogen atoms |
petroleum | another name for oil |
refinery | a factory in which crude oil is heated and separated into fuel and other products |
petrochemical | compounds made from oil |
coal | a solid fossil fuel formed from plant remains |
oil | a thick, black, liquid fossil fuel |
natural gas | mixture of methane and other gases |