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Understanding Energy: From Food to Work

Explore the fascinating world of energy and discover where the energy to do things comes from. This educational resource delves into topics such as photosynthesis, energy measurement, and the relationship between food and work. Through engaging activities and experiments, learn how energy is transformed in different processes to power our daily lives.

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Understanding Energy: From Food to Work

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  1. Energy • The ability to do work or cause change Energy= Work

  2. Where does the energy to do things comes from? From the food that we eat

  3. Where do we get the food that we eat? Vegetables, fruits and crops

  4. Photosynthesis

  5. Photosynthesis • is the process by which autotrophic (organism that can make their own food e.g plants)organism use light energy to make sugar and oxygen from carbon dioxide and water.

  6. Photosynthesis http://www.growingthenextgeneration.com/agrium-games/Animation/index.htm

  7. How do we measure energy? Activity : Experiment on measuring energy we get from burning or eating. We measure Energy in joules (J). A Joule is a very small of energy so energy is often given in Kilojoules 1 kilojoules (kJ= 1000j)

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