According to Table 11.4 , cycling at 15 km/h requires less

Chapter 5, Problem 4CQ

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QUESTION:

According to Table 11.4 , cycling at 15 km/h requires less metabolic energy than running at 15 km/h. Suggest reasons why this is the case.

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QUESTION:

According to Table 11.4 , cycling at 15 km/h requires less metabolic energy than running at 15 km/h. Suggest reasons why this is the case.

ANSWER:

Solution Step 1 List out the possible energies which will occur during cycling and running. Chemical energy (From the body) Kinetic energy (Body in motion) Gravitational potential energy (Due to the change in vertical height) Heat energy (Due to the difference in temperature of body and surroundings, Due to the motion of parts of our body, Due to friction)

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