P4 - Atomic Structure

P4 - Atomic Structure

1. Structures of the atom

   • Neutron
     • Mass: 1
     • Charge: 0
   • Proton
     • Mass: 1
     • Charge: 1+
   • Electron
     • Mass: Tiny
     • Charge: 1-
   • Which Particles are found in the nucleus
     • Neutron
     • Proton

2. Radioactivity

   • isotope
   • Radioactive particles
     • Alpha
       • Mass:
       • Charge:
       • Penatration:
       • Ionising:
     • Gamma
       • Mass: 0
       • Charge: 0
       • Penatration: fairly thick lead sheet or 3mr thick concrete
       • Ionising: weakly
     • Beta
       • Mass: 0
       • Charge:
       • Penatration:
       • Ionising:
   • Background Radiation
   • Measuring Radiation
   • Tracers
   • Half Life