Sci Energy Sources
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| If the fuel rods in a reactor vessel produce too much heat, a condition called a(n) _______ may occur. | meltdown
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| What is hydroelectric power? | Electricity produced using the energy of flowing water.
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| Are incandescent light bulbs less or more efficient that compact fluorescent bulbs? | less efficient
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| What are the three major fossil fuels? | coal, oil, and natural gas
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| What is an advantage of solar energy? | Solar energy will not run out for billions of years.
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| Fossil fuels are energy-rich because they contain __________________. | hydrocarbons
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| The splitting of an atom's nucleus into two smaller nuclei is called ______ | nuclear fission
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| In the future, cars may provide energy savings by ______ | running on electricity
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| Coal is a solid fossil fuel formed from _______. | decaying plant remains
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| The combining of two atomic nuclei to produce one larger nucleus is called __________ | nuclear fusion
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| What are biomass fuels? | fuels made from living things
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| What is the most widely used source of renewable energy in the world today? | hydroelectric power
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| What is the most plentiful fossil fuel in the United States? | coal
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| Why are fossil fuels considered nonrenewable resources? | Fossil fuels take hundreds of millions of years to form.
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| The process of nuclear fission begins when a _____________ strikes the nucleus of an atom. | neutron
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| One example of an energy-efficient device is a(an) _______ | fluorescent light bulb
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| The intense heat beneath Earth's surface is called _______ | geothermal energy
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| What is the process of burning a fuel to change chemical energy into thermal energy called? | combustion
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| Solar plants use giant ______ that focus the sun's rays to heat water. | mirrors
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| What is produced to turn the blades of a turbine when fuel is burned to boil water? | steam
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| What is the result of using fossil fuels more rapidly than they are formed? | The reserves will eventually be used up.
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| Petrochemicals are compounds that are made from the fossil fuel _____. | oil
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| Which fossil fuel produces the lowest levels of air pollutants? | natural gas
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| What type of solar heating system uses fans and pumps? | active solar heating system
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| What is efficiency? | Efficiency is the percentage of energy that is actually used to perform work.
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| Factories where crude oil is separated into fuels and other products are called _______. | refineries
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| Wind energy is actually an indirect form of ________ | solar energy
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| What does energy conservation mean? | reducing energy use
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Created by:
Karen Heisner
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