Lesson: Alpha Decay Physics • 9th Grade

Students will be able to

• recall that an alpha particle contains two protons and two neutrons,
• recall that an alpha particle has a relative charge of +2,
• recall by how much the atomic number and mass number of a nucleus change when it undergoes alpha decay,
• describe alpha decay in words,
• complete and write nuclear equations involving alpha decay,
• interpret isotope graphs showing alpha decay.