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Ecology Study
Energy Resource
Question | Answer |
---|---|
Which nonrenewable resource causes the most air pollution? | Coal |
What are some examples of biomass? = | Wood,corn,leaves,and manure |
Which renewable resource will not run out for billions of years? | Solar energy |
Which renewable resource is the most widely used today? | Hydroelectricity |
Which nonrenewable resource causes the least air pollution? | Natural Gas |
What are some everyday items solar cells are used for? | Calculators, phones, and other small devices |
What substances provide energy as a result of a chemical change? | Fuel |
A fluorescent light bulb is considered to be an energy __________ device. | Efficient |
How does an active solar system work? | Fans and pumps |
What will happen if fossil fuels are used up more rapidly than they are formed? | Fossil Fuels will run out |
How can future cars save more electricity? | By using electricity |
Which nonrenewable resource is used to make petrochemicals? | Oil/Petroleum |
How is fuel used to produce steam in a power plant? | Burn fuel, produces steam, steam turns turbine |
What would a solar plant use to focus the sun's rays? | Mirrors |
What could you use instead of air conditioners? | Fans |
What does efficiency mean? | Percent of energy used |
What is nuclear fission? | splitting of atoms into two smaller nuclei. Nonrenewable, used today in power plants. |
What is nuclear fusion? | Combining of atoms. Nonrenewable, too strong to contain. |
List the nonrenewable resources. | Coal*Oil/petroleum*Natural Gas |
List the renewable resources. | Hydroelectric*biomass*solar *geothermal*wind |
:) | :) |