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fission fusion review.notebook May 03, 2017
Fission/Fusion Review
Recall Nuclear energy is stored in the nucleus of an atom.• Law of Conservation of Mass (and
Energy) Nuclear energy combines the two.
This energy can be released in one of two ways.
Nuclear Fission • The nucleus is split when hit by a neutron.• Two smaller nuclei of different elements are
formed.
fission fusion review.notebook May 03, 2017
Nuclear Fusion• Two nuclei are joined together (fused)into
a larger nucleus.• Happens inside the sun.
Nuclear Power• Uses the heat of fission to create steam,
which drives an electrical generator.
fission fusion review.notebook May 03, 2017
Nuclear Power (Continued)• Advantages over Fossil Fuels> Less air pollution> Costs less to operate
Nuclear Power (Continued)• Disadvantages> Waste from nuclear power plants is toxic.> Waste must be stored for a long time.
fission fusion review.notebook May 03, 2017
Nuclear Fusion• Advantage no dangerous wastes.• Disadvantage uses more power than it
generates (for now).