Biology, 11.01.2020 14:31 jonathanmagana112002
Describe two pieces of evidence that the earth is 4.4billion years old
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What were the main components of earth’s earliest atmosphere? oxygen and ammonia hydrogen and helium oxygen and nitrogen hydrogen and nitrogen
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Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels
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Describe two pieces of evidence that the earth is 4.4billion years old...
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