WONDER #1681: How Do Scientists Know How Old Ancient Bones Are?
Question 1 of 3
Normal carbon is also known as what?
Question 2 of 3
Carbon-14 is a what of normal carbon?
Question 3 of 3
Carbon-14’s half-life is approximately how many years?
Check your answers online at https://wonderopolis.org/wonder/how-do-scientists-know-how-old-ancient-bones-are.