Radioactive dating activity pennies
A coin has a 50 percent chance of showing heads, so in any round we would expect approximately half the coins to show heads.
This corresponds to the decay of half the atoms in a radioactive substance and therefore the coins are indeed a good model.
Did you know that radioactive material decays randomly?
Questions: Using your graph and determine the following: a.
In fact, any change in the number of objects which depends proportionally on the number of objects present will be described by an exponential.