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Life of a Rock Students
An ancient rock is found to contain 40Ar gas, indicating that 77% of the 40K in the rock has decayed since the rock solidified.
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asked by
Meli
1,280 views
Life of a Rock
Students are studying the rock cycle in science class. The rock cycle is driven by different forms of energy.
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asked by
roboo2
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7. A group of earth science students were investigating in the laboratory. They took granite rock and limestone samples and
1 answer
261 views
A group of earth science students were investigating in the laboratory. They took granite rock and limestone samples and massed
1 answer
123 views
A group of earth science students were investigating in a laboratory. They took granite rock and limestone samples and massed
1 answer
200 views
A group of earth science students were investigating in the laboratory. They took granite rock and limestone samples and massed
1 answer
223 views
A group of earth science students were investigating in the laboratory. They took granite rock and limestone samples and massed
1 answer
89 views
A group of earth science students were investigating in the laboratory. They took granite rock and limestone samples and massed
9 answers
171 views
A group of earth science students were investigating in the laboratory. They took granite rock and limestone samples and massed
3 answers
106 views
A group of earth science students were investigating in the laboratory. They took granite rock and limestone samples and massed
1 answer
239 views