Devra L. Doolin
Place the groups of letters in squares by starting at the tops of the columns. The groups do not go into the squares in the order listed, but each line of letters must stay in the same order. If done correctly, you will find a statement about uneven cooking. One row of letters has been placed in the right place to start you off.
(figure available in print form)
Supplies Needed:
2 potatoes (same size & shape)
1 vegetable brush
paper towels
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2 paper plates labeled
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knife
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pot holders
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Preparation
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1) Preheat toaster oven to 400°F.
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2) Wash and scrub both potatoes thoroughly, then dry them with the paper towels.
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3) Pierce both potatoes generously with knife. This is done to reduce the risk of scalding from explosion.
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4) Place one potato in the center of the microwave oven on top of a paper towel.
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5) Place the other potato in toaster oven. Program microwave for 2 1/2 minutes on high power.
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6) After cooking, remove both potatoes from ovens and place on their respective plates. Cut into quarters so students can answer questions.
QUESTIONS
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A. Which potato has steam escaping when cut into quarters?
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B. Hold the potato from toaster oven.Touch the potato from the microwave. Describe the temperature difference?
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C. Use a fork or toothpick to poke potato. Which is harder to poke?
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D. Evaluate the microwave potato. What part of the potato is fully cooked? Which part is not? Suggest a reason why this might have happened.
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E. Based upon the information in your answers above, write 2-3 statements about the way microwave ovens heat food.
UTENSILS
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INGREDIENTS
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mixing bowl
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1 box Jiffy yellow cake mix
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wooden spoon
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eggs
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rubber scraper
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milk
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liquid measuring cup
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prepared Icing (any flavor)
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custard dish
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electric mixer
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1. Prepare cake mix as directed on box.
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2. Pour batter into baking dishes(microwave group must use appropriate utensil).
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3. The toaster oven group should bake as pkg. instructs. Microwave group should program on high power for 2 1/2 minutes. Rotate dish. Program on high for 3 more minutes, or until shiny surface dissipates.
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4. Icing can be put on the cakes
AFTER
they have been compared with the other cake and evaluated.
QUESTIONS
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A. Which cake has a golden brown top?
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B. Cut a small piece from both cakes. What do they look like?
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Are their textures the same ? What is the difference?
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Describe the microwave cake
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Describe the Toaster cake
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Note: It is a general rule that only darker color cakes look equally as appetizing as cakes baked in conventional toaster ovens.
HA-10
MICROWAVE BREAKFAST
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UTENSILS
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FOOD SUPPLIES
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whisk
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4 sausage patties or links
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knife
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4 eggs
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liquid measuring cup
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1 Tbsp. margarine
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1/4 dry measuring cup
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1/4 c. milk
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mixing bowl
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1/4 c. grated cheese
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pie plate or broiling dish
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1. In a glass, microwave-safe bowl, beat eggs with butter and milk.
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2. Place sausage on the outer perimeters of the pie plate or broiling dish Cook 2 1/2 min. on high power. Rotate dish and turn patties over. Cook for 1 1/2 min. on high. Drain fat.
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3. Microwave eggs on medium for 2 min. Stir well, scraping sides of dish. Sprinkle on cheese .
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4. Heat on medium for 1 1/2 minutes longer. Let stand undisturbed for 1 min. Serve.
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Note: Sausage should be cooked covered with wax paper or paper towel.
HA-11
INFLUENCES ON MICROWAVE COOKING TIME
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(figure available in print form)
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1. Which ones took the least time to reach 100 C?
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2. Which one took the most amount of time?
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3. Based on the information you found, _____ seemed to attract microwaves because they heated the _____ faster.