1) The largest particle is a) Alpha b) Beta c) Gamma wave 2) Beta decay involves a) A proton turning into a neutron and an electron b) A neutron turning into a proton and an electron c) An electron turning into a proton and neutron d) None of these 3) The charge on an alpha particle a) Positive b) Negative 4) The charge on a beta particle a) Positive b) Negative 5) These forms of decay are charged and so will be attracted and repelled by an electric field a) Alpha and beta b) Alpha and gamma c) Beta and gamma 6) Half life is a measure of a) Becquerels b) Current c) Time d) Distance 7) The most ionising form of radiation a) Alpha b) Beta c) Gamma 8) The most penetrating form of radiation a) Alpha b) Beta c) Gamma 9) Isotopes a) Have the same number of neutrons b) Have a different number of neutrons c) Have the same number of protons d) Have a different number of protons 10) This equation shows a) Alpha decay b) Beta decay c) Gamma decay 11) This equation shows a) Alpha decay b) Beta decay c) Gamma decay 12) Radioactive decay has no positive uses a) True b) False

Radioactivity review

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