Potassium-40 Is Useful in Determining the Age of a Fossil

question 10

Multiple Choice

Potassium-40 is useful in determining the age of a fossil in samples

• A) less than 25,000 years of age.
• B) of 40,000 to 50,000 years of age.
• C) 300,000 years of age and older.
• D) aged between 50,000 and 100,000 years of age.
• E) aged between 100,000 years and 250,000 years.