Based on the given data, how does the energy used in biking 1 km compare with that used in walking 1 km? Biking takes (a) 1 3 of the energy of walking the same distance; (b) the same energy as walking the same distance; (c) 3 times the energy of walking the same distance; (d) 9 times the energy of walking the same distance
Projectile motion and circular motion Thursday, August 31, 20171:30 PM ch 2 Page 1 ch 2 Page 2 ch 2 Page 3