Biology, 23.04.2020 20:22 acervantes29

The oldest rock formation identified on Earth is found on the shoreline of Hudson Bay in Canada. This rock
formed 4.28 billion years ago. Which information does a scientist need to most accurately determine the age
of a rock
a) the percentage of each mineral that makes up the rock
b) the thickness of younger rock layers that cover the rock
c) the amount of each radioactive element present in the rock
d) the amount of weathering present on the surface of the rock

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The oldest rock formation identified on Earth is found on the shoreline of Hudson Bay in Canada. Thi...