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Questions for Discussion: Cooking Cookies with Solar Power

  • What is the function of each of the following parts of the two solar cookers: foil, the black surface under the marshmallow, plastic wrap, and plastic baggie?
  • Describe how sunlight is converted into heat by the two solar cookers.
  • Why is it important to have a "control" marshmallow? What does the control demonstrate in this investigation?
  • Come up with your own solar cooker design. Before building it, draw a sketch, and label which parts of your design will reflect sunlight, which will absorb sunlight and which parts will trap heat.