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1. A 75 kg skier starts with an initial speed of 2 m/s down a 40 m high ramp. They launch off a ramp that

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1. A 75 kg skier starts with an initial speed of 2 m/s down a 40 m high ramp. They launch off a ramp that is 8 m above the ground. 40m (b) How much energy is lost to friction if the skier's launch velocity is 18 m/s? /! 8 m (3) Determine the skier's velocity when launching off the ramp

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