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Assessment
What is the primary particle emitted during alpha decay?
Helium nucleus
Electron
Neutron
Proton
What distinguishes beta particles from alpha particles?
Beta particles are heavier.
Beta particles have a negative charge.
Beta particles are helium nuclei.
Beta particles travel slower than alpha particles.
Which type of radiation is most penetrating?
Alpha radiation
Beta radiation
Gamma radiation
None of the above
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