Isotopes with Long Half-Lives Give Good Ages for Old Rocks

question 28

True/False

Isotopes with long half-lives give good ages for old rocks, but not enough daughter isotopes accumulate in young rocks for good age measurement.

---

Definitions:

Methyl Bromide

A toxic gas used as a pesticide and for fumigation processes, known to deplete the ozone layer.

Pesticides

Chemical substances used to eliminate or control pests that affect crops, livestock, and households.

Botanicals

Substances obtained from plants and used in food supplements, pharmaceuticals, cosmetics, and other products.

Natural Chemicals

Substances produced by living organisms found in the natural environment, often with biological activity.