Discover of Radioactivity

What stops radiation

Radioactive puzzle

Origins of background radiation

Discovery of nucleus

Discovery of nucleus experiment

Results of discovery of nucleus experiment

Acceptation of Rutherford's nuclear atom model

No plum pudding model

Ions

Isotopes

Alpha particle emissions

Beta particles emissions

gamma radiation emission

Penetrating power of radiation

Absorption tests of radiation

nature of alpha, beta and gamma particles:
Deflection by a magnetic field

Nature of alpha, beta and gamma radiation:
Deflection by an electric field

Nature of alpha, beta and gamma radiation:
Radioactivity dangers

Activity

Half-Life

Random nature of radioactive decay

Automatic thickness monitoring

Radioactive tracers

Why radioactive iodine used in medial processes

Carbon dating

Uranium dating