Play a game that tests your ability to match the percentage of the dating element that remains to the age of the object.Radiometric dating is used to estimate the age of rocks and other objects based on the fixed decay rate of radioactive isotopes.
To do this lesson and understand half-life and rates of radioactive decay, students should understand ratios and the multiplication of fractions, and be somewhat comfortable with probability.
Teaching about Earth's history is a challenge for all teachers.
Time factors of millions and billions of years is difficult even for adults to comprehend.
It makes no sense at all if man appeared at the end of billions of years.
We will deal with carbon dating first and then with the other dating methods.