GEOLOGY QUESTIONS

Radiometric Dating

1. Why might a Parent-Daughter pair with a short half-life be appropriate for dating very young rocks?
1. A pair with a short half-life would already have produced enough _____________________ to detect, even in very young rocks.

2. Why wouldn’t a Parent-Daughter Pair with a short half-life be appropriate for dating very old rocks?
2. A pair with a short half-life would not have enough ___________________________ left to detect in very old rocks.

3. Why wouldn’t a Parent-Daughter pair with a long half-life be appropriate for dating very young rocks?
3. A pair with a long half-life would not have produced enough _________________________ to be detected in very young rocks.

4. Why might a Parent-Daughter Pair with a long half-life be appropriate for dating very old rocks?
4. A pair with a long half-life would still have enough ___________________________ left to detect, even in very old rocks.