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Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.
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What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures
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In a ball-and-stick molecular model, what do the sticks represent?
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When testing a diode with the multimeter set on "Diode Check," a reading of 0.6 volt is obtained. Th...
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