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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Life of a RockStudents are studying the rock cycle in science class. The rock cycle is driven by different forms of energy.
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2. 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
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A group of earth science students were investigating in the laboratory. They took granite rock and limestone samples and massed
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2. 124 views
A group of earth science students were investigating in a laboratory. They took granite rock and limestone samples and massed
1. 1 answer
2. 204 views
A group of earth science students were investigating in the laboratory. They took granite rock and limestone samples and massed
1. 1 answer
2. 226 views
A group of earth science students were investigating in the laboratory. They took granite rock and limestone samples and massed
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2. 92 views
A group of earth science students were investigating in the laboratory. They took granite rock and limestone samples and massed
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2. 177 views
A group of earth science students were investigating in the laboratory. They took granite rock and limestone samples and massed
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2. 109 views
A group of earth science students were investigating in the laboratory. They took granite rock and limestone samples and massed
1. 1 answer
2. 243 views