Why are no rocks found that date from the first 800 million years of Earth's
existence?
...
Why are no rocks found that date from the first 800 million years of Earth's
existence?
A. All the rocks from that time period have been destroyed by plate
movements.
B. They have all been buried too deeply under newer rocks.
O C. Earth was too hot to have solid rocks at that time.
D. They were all destroyed by a comet impact.
Answers: 2
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