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.
We all get energy from the food we eat. The form of energy that is in food is called chemical energy. Our bodies use this energy to grow and move. Batteries also use chemical energy. Small machines such as flashlights, use the chemical energy in batteries. Chemical energy also makes cars go, too. Cars use the chemical energy from gasoline. Reinforcing the lesson. Use the printable student sheet below to help students reinforce what theyâve learned about the forms of energy.