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The echo of your footsteps returns in 0.50 second. How long is the corridor in which you are walking? (Assume the
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1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?
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What structural formula represents 4 electrons shared between two atoms?
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Which of the following is not a means to accelerating? question 4 options: a)increase speed b)remain still c)decrease speed d)change direction
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The echo of your footsteps returns in 0.50 second. How long is the corridor in which you are walking...
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