Geography, 26.09.2019 19:10 jhaveen8335
The oldest material found on earth is a zircon grain that is 4.12 ga. how come there are no rocks that are the same age as earth (4.54 ga)?
(a) no rocks formed during that time.
(b) all rocks from that age have been recycled.
(c) earth is not that old.
(d) we just have not found them yet.
Answers: 2
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Which part of a mountain receives the majority of moisture due to the rain shadow effect? a. the leeward side b. the windward side c. the bottom of the mountain d. all parts of the mountain receive equal amounts of moisture.
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The oldest material found on earth is a zircon grain that is 4.12 ga. how come there are no rocks th...
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