A 24 kg child descends a 5.0 m high slide and reaches the ground with a speed of 2.8 m/s. What is the child’s Gravitational Potential Energy? (Assume gravity to be -10 m/s^2)

A 24 kg child descends a 5.0 m high slide and reaches the ground with a speed of 2.8 m/s. What is the child’s Gravitational Potential Energy? (Assume gravity to be -10 m/s^2)