Recent content by jolly_20

Conservation of energy In carrying out this investigation, what assumption do you make about each climber's kinetic energy?(the investigation being someone climbing a set of stairs, timing it and measuring the height) HELP!

How to calculate the height of a person climbs from the third stair up? i don'[y know how to calculate it. HELP! I have the mass=68kg, individual step height=0.16m, number of steps in flight=12 additional question: calculate the average power each person exerted while climbed the stairs...