Alpha Particle - Helium nucleus, stopped by paper, Beta Particle - electron, stopped by aluminum, Gamma Ray - energy, stopped by lead and concrete, fission - splitting of a nucleus into 2 nuclei, fusion - joining together of 2 nuclei into one nucleus, half life - how long it takes for one half of a radioactive element to decay, nuclear fusion, nuclear fission, isotope - atoms of the same element that have different numbers of neutrons, Carbon-14 - An isotope of carbon with a mass of 14 used to date objects less than 75,000 years old., Uranium-238 - The radioactive isotope of uranium having an atomic mass of 238 and a half-life of 4.5 billion years; used to create nuclear energy,

Табела

Тема

Поставке

Промени шаблон

Врати аутоматски сачувано: ?