9
QuizMultiple Choice
Radioactivity — Unit test
Question 9 • AA-F26 Physical Science
This chart show the amount of radioactivity measured from three unknown isotopes.Which statement describes each of the isotopes?
Answer
A
Isotope A was measured at day 24, Isotope B was measured at day 6, and Isotope C was measured at day 10.B
Isotope A was measured at day 18, Isotope B was measured at day 4, and Isotope C was measured at day 5.C
Isotope A was measured at day 24, Isotope B was measured at day 8, and Isotope C was measured at day 20.D
Isotope A was measured at day 30, Isotope B was measured at day 6, and Isotope C was measured at day 10.