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A sensitive gravimeter at a mountain observatory finds that the free-fall acceleration is 0.0078 m/s2 less than that at sea level. Determine what is the observatorys altitude?
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Problem: An athlete performing a long jump leaves the ground at a 28.2 degree angle and lands 7.67 m away. A) What was the takeoff speed? B) If this speed were increased by just 5.0%, how much longer would the jump be?
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