Multiple Choice
Which of the following statements about carbon- 14 dating is NOT true?
A) The bodies of organisms take in carbon- 14 throughout their lives and after death until they are isolated from the atmosphere by burial.
B) Carbon- 14 dates are determined by measuring the activity of carbon- 14 and comparing to the initial activity.
C) Rocks dated by the carbon- 14 method are generally in the 100- to 70,000- year age range.
D) Cosmic bombardment changes the rate of production of carbon- 14.
Correct Answer:

Verified
Correct Answer:
Verified
Q30: The half- life of a radioactive isotope
Q31: If a mineral sample is dated using
Q32: What qualities make a radioactive isotope unsuitable
Q33: Which type of rock is most likely
Q34: All of the following examples illustrate preservation
Q36: The earliest known life forms on Earth
Q37: What causes are proposed for the several
Q38: The divisions of the geologic time scale
Q39: According to the principle of faunal succession,
Q40: Discuss how unconformities develop and describe the