Radiation 0.0 / 5 ? PhysicsRadioactivityIGCSECIE Created by: oliviagaillardCreated on: 05-06-14 16:54 621354 Across 1. what is an alpha particle (13) 4. a electromagnetic wave which is stopped by a big block of metal (5, 4) 5. a particle stopped by a thin sheet of aluminium (4) Down 2. a particle stopped by a thin sheet of paper (5) 3. what is a beta particle (8) 6. the kind of wave gamma wave is (15)
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