Why Wouldn't You Use Carbon-14 Dating on a Piece of Shell

question 67

Multiple Choice

Why wouldn't you use carbon-14 dating on a piece of shell that was estimated to be 1 million years old?

• A)Sea shells do not have radioisotopes.
• B)Carbon dating is only useful on plants.
• C)Uranium dating is better for items older than 1/2 million years.
• D)Carbon dating can only be used on items that were once alive.
• E)The amount of radioactive carbon in the sample would probably too small to measure.

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