Question
Which of these energies might correspond to the KE of a person riding a bicycle on a road? 10 J; 1 kJ; 100kJ
KE is 1/2 mv^2. Take your mass (weight in lbs/2.2), divide by two, take a typical speed say 10mi/hr or 6.6km/hr or 5m/s, square it, and do the math.
KE is 1/2 mv^2. Take your mass (weight in lbs/2.2), divide by two, take a typical speed say 10mi/hr or 6.6km/hr or 5m/s, square it, and do the math.
Answers
Anonymous
10 J