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ch8 voc
| Question | Answer |
|---|---|
| Fossil fuel | (coal,natural gas,and petroleum, also called crude oil) they form from the remains of ancient plants and animals that were buried and altered over millions of years |
| Petroleum | is a flammable liquid formed from the decay of ancient organisms, such as microscopic plankton and algae |
| Nonrenewable resource | are resources that cannot be replaced by natural processes as quickly as they are used |
| Fusion | occurs when atomic nuclei combine at very high temperatures |
| Fission | energy is released when the nucleus of an atom splits apart |
| Nuclear reactor | uses energy from controlled nuclear reactions to generate electricity |
| Nuclear waste | is any radioactive material that results when radioactive materials are used |
| Renewable resource | is an energy source that is replaced by natural processes faster than humans can consume the resources |
| Photovoltaic cell | converts radiant energy directly into electrical energy |
| Hydroelectricity | electric current produced from the energy of moving water |
| Geothermal energy | the thermal energy that is contained in and around magma |
| Biomass | is renewable organic matter, such as wood,soy,corn,sugarcane fibers,rice hulls, and animal manure |
| Population | includes all the individuals of one species living in a particular area |
| carrying capacity | is the largest number of individuals of a particular species that the environment can support,given the natural resources available |
| Pollutant | include any substance that contaminates the environment |
| Hazardous waste | wastes that are poisonous,that cause cancer,or that can catch fire |
| Photo-chemical smog | is a term used to describe the pollution that results from the reaction between sunlight and vehicle or factory exhaust |
| Acid precipitation | when acidic moisture falls from the sky as precipitation |