Marine Corps Physical Fitness Test. Fitness is essential to the day-to-day effectiveness and combat readiness of the Marine Corps. The Marine Corps considers physical fitness an indispensable aspect of leadership.
A: Chemical energy is for producing heat in the human body to sustain vital functions, converting solar energy in plants through photosynthesis, producing electrical energy in batteries to power devices and burning fossil fuels in combustion engines to produce heat or motion.
How is Energy Used in the human Body; Body energy consumption occurs by the 5 following ways viz. 1. Physical exertion or by voluntary movements. 2. Mental exertion or mind activity. 3. Physiological functions of the body.(involuntary activity) . 4. Body cellular metabolic and synthetic reactions.5.ut unlike animals, human body requires more energy as his needs and activities are more. Before we go into details on how is energy used in the human body we will see how is energy present are produced in human body. There are three type of energies in the body.