Answering the following questions will help you to focus on the outcomes of these experiments: Construct a graph of temperature versus time. Put temperature on the y-axis and time on the x-axis.
Graph all three sets of data on the same graph. Use a different colored pencil for each test material. Provide a key on the graph relating the pencil color to the test material.
Calculate the change in temperature from start to finish for the air and each of the samples and record on your data sheet.
Which water sample lost the least amount of heat energy over the 6-minute time interval?
Was the rate of heat loss constant during each experiment? How can you tell?
Which material was the best insulator? Which material was the least effective insulator?
Write a summary paragraph discussing this experiment and the results. Use the following questions and topics to help guide the content of your paragraph.

According to your data, was your hypothesis correct? (Be sure to refer to your data and graphs when answering this question.)
Summarize the conclusions that you can draw from this experiment. Use the questions above to guide your ideas.
Summarize any difficulties or problems you had in performing the experiment that might have affected the results. Describe how you might change the procedure to avoid these problems.
Explain why the design of the bird's nest in the picture provides good insulation for the eggs.
Submit your data sheet, graph, and answers to all of the questions in the essay box below.