What radioactive decay is and the three different types. How it changes one element to another and its dangers.
Examines the radioactive decay of uranium into thorium and the emission of an alpha particle.
Reviews how and why radioactive decay occurs, the three types of radioactive decay, how it changes one element to another, and why it is dangerous.
Come up with questions about a topic and learn new vocabulary words to determine answers using an Ask, Answer, Learn table.
Find out how radioactive dating and X-rays can be used to determine the age of artworks and artifacts and detect whether or not they are forgeries.
Learn how the discovery of the atomic nucleus soon led to the use of nuclear fission to generate electricity.
Discover how radioisotopes are used to make PET scans that show how structures of the body are working.
A brief article about radioactive decay and a table illustrating how plutonium-228 decays.