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What are some natural processes that represent physical and chemical changes?
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Which u.s. state lists the horned toad as its state reptile?
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1. you serve a volleyball with a mass of 2.1 kg. the ball leaves your hand with a speed of 30 m/s. the ball has energy. calculate it. 2. a baby carriage is sitting at the top of a hill that is 21 m high. the carriage with the baby weighs 12 n. the carriage has energy. calculate it. 3. a car is traveling with a velocity of 40 m/s and has a mass of 1120 kg. the car has . calculate it.
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Alarge body of air that has similar temperature, humidity and air pressure at a given height is called a
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Difference between smog and particulates...
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