### Find how much kinetic energy is lost

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##### Reference no: EM13280454

In an ice show a 65.0 kg skater leaps into the air and is caught by an initially stationary 85.0 kg skater.

(a) What is their final velocity assuming negligible friction and that the leaper's original horizontal velocity was 4.00 m/s?

m/s

(b) How much kinetic energy is lost?

J

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