food and energy

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Post on 17-Aug-2015

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  1. 1. FOOD AND ENERGY How Do We Use The Food We Eat?
  2. 2. Every moment of your life, whether awake or asleep, you are using energy for muscles, breathing, powering internal body processes, and even for thinking. Where do you get that energy? The answer is simple: food.
  3. 3. But how can we be sure that food is energy? If food is energy, we can use it to heat or instead of batteries. Let us do some experiments!
  4. 4. Heat and eat
  5. 5. POTATO CLOCK
  6. 6. POTATO CLOCK