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A solid piece of lead has a mass of 29.18 g and a volume of 2.60 cm3. From these data, calculate the density of lead in SI units (kilograms per cubic meter).
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Question: Rank each satellite based on its period. Rank from largest to smallest. To rank items as equivalent, overlap them. 1) m=200kg / L=5000 / v=160 m/s 2) m=400kg / L=2500 / v=80m/s 3) m= 800kg / 10,000 m / v=40 m/s ...
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In chemical changes, new substances are formed. Do the atoms involved actually change? If not, what has changed? How would you help your students visualize this?
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