This printable crossword puzzle on the topic of Physics has 24 clues. Answers range from 6 to 18 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Number in right corner
1/2 the mass
number of protons
distinct kind of atom
interaction between quarks
proton or neutron
energy that holds a nucleus
difference of isotope and mass
emitting radiation
identical to helium
electron is emitted
gamma rays emitted
change in nucleus
time for radioactivity to fall off
rate of unstable nuclei
splitting into parts
spread of reaction
joining together
subatomic particles
weak subatomic particles
elementary particles
intermediate particles
conversion of radiation
responsible for beta decay