Conclusions from the Rutherford scatttering

nuclear decay

Alpha radiation

decay by alpha

Alpha uses

Beta - radiation

decay by beta

beta uses

Beta +

beta + decay

gamma

gamma decay

gamma uses

Why should it not have a short half-life?

why should it not have a long half-life?

electron capture

safe handling of radioactive sources

isotopes

decay constant

Activity

Half-life

mass defect

binding energy

nuclear fission

nuclear fusion