In this lesson we are going to explore food energy. We are going to introduce the students to the idea that people gain their energy from foods, the unit for measuring foods is calories and the forms of energy stored in food. We are going to explore the idea by 2 experiments: 1. Food Combustion, by the difference of the combustion, we can demonstrate what kind of foods store more energy. 2. Starch in Food, starch is one of the basic energy storing unit in food for human, the lodine mixed with starch will turn starch into purple.
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