Read the following quote by Henry Norris Russell.
It describes evidence that an enormous meteorite
collided with Earth two billion years ago. Then
answer the question.
One of the most striking results of modern
investigation has been the way in which
several different and quite independent lines
of evidence indicate that a very great event
occurred about two thousand million years
ago. The radio-active evidence for the age of
meteorites; and the estimated time for the
tidal evolution of the Moon's orbit (though
Why is Russell's quote an example of multiple
approaches giving the same result?
O He indicates that the research was carried out
by different scientists.
O He mentions three versions of the same
investigation.
He lists three very different investigations.
O He suggests the investigations were all done
by the same scientist.
DONE