Homework Clinic
Science Clinic => Physics => Topic started by: j.rubin on Jul 29, 2018
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The half-life of carbon-14 is 5730 years. A sample is found to have one-eighth the original amount of carbon-14 in it. How old is the sample?
A) 5730 years
B) 716 years
C) 45,800 years
D) 17,200 years
E) none of the above
Question 2
Which of the following statements about carbon-14 dating is true?
A) Carbon-14 dating is very accurate because the amount of carbon-14 in the atmosphere is constant.
B) Carbon-14 can be used to date anything younger than 50,000 years.
C) Carbon-14 dating can be used to date stone tools as well as bone.
D) all of the above
E) none of the above
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Answer to Question 1
Answer: D
Answer to Question 2
Answer: E