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Worksheets[ARCHIVE] PS.5 c: Nuclear Changes
Total questions: 10
Worksheet time: 14mins
Two smaller nuclei combine to form one larger nucleus.
Fission
Fusion
Radioactive Decay
One large nucleus splits into two smaller nuclei.
Fission
Fusion
Radioactive Decay
The nucleus of an unstable atom decays over time.
Fission
Fusion
Radioactive Decay
What are the drawbacks of using nuclear power?
Expensive to build and maintain.
Uranium has to be mined.
Waste from the plants has to be stored for until no longer radioactive.
Meltdowns can cause contamination of the environment.
What are the benefits of using nuclear power?
Produces more electricity than other methods.
Does not produce greenhouse gases.
Safer than other alternative energy sources.
Cheaper than other alternative energy sources.
Fusion happens...
on the Sun.
on other stars (besides the Sun).
in nuclear power plants.
in atomic weapons.
Fission happens...
on the Sun.
on other stars (besides the Sun).
in nuclear power plants.
in atomic weapons.
Which model(s) correctly shows fission?
Which model(s) correctly shows fusion?
Both fission and fusion reactions _________ energy.
absorb
release
