Multiple Choice
On Earth, we can get the age of various parts of our planet by finding rocks that contain radioactive atoms. Which other world do have a good number of rocks from to do this kind of age analysis?
A) Venus
B) The Moon
C) Halley's Comet
D) Jupiter
E) You can't fool me, there is no other world from which we have rocks
Correct Answer:

Verified
Correct Answer:
Verified
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