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Selma made a diagram to compare convection and radiation. which label belongs in the area marked x? must involve temperature differences between substances or objects only occurs when molecules are in direct contact involves the movement of fluids based on density differences can occur where there is little or no matter
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Which of the following is not an appropriate unit for acceleration? (kg/12 mihr? m/min/sec cm/30c?
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How many electrons does each element require in its valence shell to become stable?
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Longitudinal sound waves cannot propagate through...
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