Materials and Procedure

Materials

• 1 Cardboard Box
• Aluminum Foil
• Newspaper
• Cloth
• Water
• Cooking Thermometer
• Cooking Pan With Lid
• 3 Potatoes About Equal Size

Procedure

1. Place one potato in the cooking pot
2. Put water about halfway up the pot
3. Boil the water for 2 minutes
4. Measure the temperature of the potato after it was boiled
5. Surround the pot with aluminum foil
6. Put the pot with the insulation inside the cardboard box
7. Close the box
8. After an hour record the temperature of the interior of the potatoes using the cooking thermometer
9. Remove the foil
10. Throw away the potato and pour the water out of the pot
11. Wash the pot
12. Repeat step 1,2, 3 and 4
13. Surround the pot with cloth
14. Put the pot inside the box and close the box
15. Record the temperature of the potatoes with the thermometer after an hour
16. Remove the cloth
17. Throw away the potato and pour the water out
18. Wash the pot
19. Repeat step 1,2,3 and 4
20. Surround the pot with newspaper
21. Put the pot inside the box and close the box
22. Record the temperature of the potatoes with the thermometer after an hour
23. Remove the newspaper
24. Throw away the potato and pour the water out
25. Wash the pot
26. Repeat step 1,2, 3 and 4
27. Put the pot inside the box and close the box
28. Record the temperature of the potatoes with the thermometer after an hour
29. This will be the control
30. Throw away the potato and pour the water out
31. Wash the pot
32. Repeat procedures for repeated trials