In the last session, you learned about differential heating. Now it is time for you to create and perform an experiment to answer the following question:

Compare the rate at which water heats and cools with the rate at which soil heats and cools.

Submit the following to your teacher:

• Problem/Question (listed above)
• Hypothesis (if...then...because...)
• Materials list
• Procedure (step by step)
• Outline of data collection such as skeleton data tables