Claim CF220:
Th-230 and U-236 exist on the moon. But these isotopes are so short-lived
that we would not expect any still to be around if the moon were billions
of years old.
Source:
Wysong, R. L., 1976. The Creation-Evolution Controversy, Midland, MI:
Inquiry Press, pp. 177-178.
Response:
- Both nucleotides are formed by ongoing processes.
230Th is an intermediate decay product of
238U, which has a half-life of 4.468 billion years.
236U is produced in trace amounts by the capture of slow
neutrons.
Links:
Matson, Dave E., 1994. How good are those young-earth arguments?
http://www.talkorigins.org/faqs/hovind/howgood-yea.html#proof6
created 2003-5-5
