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A rock sample contains only

A student scratches a rock sample with his fingernail and leaves marks on the rock. What can be determined about this rock?A.The
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URGENT help!3. A rock sample was dated using potassium-40, Neasyrenebt ubducated tgat 1/8 of the original parent isotope is left
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3. A geology student describes a rock sample she is studying in class. The rock sample is igneous rock, but the student wonders
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3. Sandra takes a class field trip to a geology museum. She sees an interesting sample of igneous rock. She wonders if the
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3. Sandra takes a class field trip to a geology museum. She sees an interesting sample of igneous rock. She wonders if the
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A geologist concludes that a rock sample is an extrusive igneous rock. Based on this information, which statement about the rock
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A scientist observed two rock samples. Sample A was found in the bottom of a dried–up lake and contained fossils. Sample B was
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A scientist observed two rock samples. Sample A was found in the bottom of a dried-up lake and contained fossils. Sample B was
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1.To study a rock sample, geologists observe the rock's mineral, composition, color, and temperature.true false*** 2.finds a
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2. asked by ZOBO322
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The three statements below are observations of the rock sample shown:• The rock was found in Northern Arizona which has
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