Mr. O
Calories
Name:
Cheese Puff Lab
Material:
Procedure:
Data
Volume of water ____________
Initial temperature of water____________
Final temperature of Water____________
What is your observation of cheese puff after the experiment?
Calculations:
1 Calorie = 4.184 J
Calculate the Joules and calories of the cheese puff
Analysis Questions
1.
How does this experiment illustrate the law of conservation?
2. The cheese puff actually released more energy than our data shows. Explain why.
3.
How do companies determine the number of calories a food contains?
4.
Base on this lab, and what you learned in biology last year, why do we need top eat food?
5. Why do you need a food in the experiment with a high fat content? What other foods could be
tested in this manner?