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The sun generates both mechanical and electromagnetic waves. which statement about those wave is true?
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3. a lunar exploration vehicle was created by a research team. it weighs 3,000 kg on the earth. it needs an acceleration of 10 m/s2 on the moon. in order to have the same acceleration, what will be the net force acting on the vehicle on the earth?
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If a swimmer is traveling at a constant speed of 0.85 m/s, how long would it take to swim the length...
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