Question

which energy do we use while walking up stairs​

Answer 1

we use potential energy while walking up stairs.

hope it may help you.

Answer 2

Work done and energy are both measured in joules. This is because work done is equal to energy transferred. A person who has climbed to the top of a flight of stairs has transferred chemicalenergy stored in their muscles to the gravitational potential energy(GPE) they have when standing at the top.