effects of storing elements with long half lives
economic:
high cost of storage
reduction in tourism
loss of farming produce
social:
fear of cancer
sickness in people/animals
local objections
people move away
environmental:
crop mutations
leakage into water supplies
pollution of air
ionising radiation and their nature
alpha:
helium nucleus
2+ charge
2n 2p
beta:
high energy, fast moving electrons
-1 charge
gamma:
electromagnetic radiation
high frequency, high energy
ionising radiation and what stops them
alpha:
5cm of air
thick paper
beta:
any named metal/glass/concrete
1m of air
gamma:
20cm or more of lead/thick lead
50cm or more concrete
what is meant by ionisation of a gas
