Lesson
Lesson-16.1.7- know that photographic film or a Geiger???M??ller detector can detect ionizing radiations.
No content available for this lesson.
Lesson-16.1.6- describe the effects on the atomic and mass numbers of a nucleus of the emission of each of the four main types of radiation (alpha, beta, gamma and neutron radiation). understand how to balance nuclear equations in terms of mass and charge.PreviousLesson-16.1.8- explain the sources of background (ionizing) radiation from Earth and space. know that the activity of a radioactive source decreases over a period of time and is measured in becquerels.Next