2. How much energy would a body of mass 50kg need to provide for the following:

a. Climbing a hill 500m high.
b. Walking up steps 10m tall.
c. Jumping 10cm up.

2 answers

Work done (energy required) = mgh
m=50 kg
g=9.8 m/s²
h=difference in elevation in metres.
Energy/work in joules.