F and N crossword

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Across
  1. 2. you ___ potatoes to make chips
  2. 3. people can build this by eating the right foods
  3. 5. the type of heat transfer microwaves use
  4. 6. you use it to cook
  5. 8. most people use this grip to cut vegetables
Down
  1. 1. washing you hands would be an example of this
  2. 2. each food belongs to one of these
  3. 4. when you're about to go climbing people give you a ______ talk
  4. 7. most meals should be in proportion to this