How is energy transferred so that Hercules can travel? How do communities face change? Objective Learner will be able to explain how water transfers to steam at a molecular level. Background When water is heated up, the molecules move faster and there is more space between the molecules. In this process, heat energy is transferred to mechanical energy. Preparation 1. Print worksheets 2. Obtain class set of laptops/tablets capable of using Google/Apple app. 3. Set up experiment. A. Gather water, beaker, portable bunsen burner/camping stove, and tongs. Materials PowerPoint slides for lesson Down Duration: 60 Minutes.