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Kellie B.
Answers (2)
This cannot be determined without a given time interval for the time it takes him to burn 10 calories while walking.
Kinetic energy: KE=0.5*m*v^2 (KE=kinetic energy, m=mass, v=velocity ***which happens to be squared!) Also, units are in joules. KE= 0.5*m*v^2 =0.5*45*8^2 =1440 J
