The following science worksheet is for younger students who need to learn more about energy sources. There are hundreds of letters in the word search box, and the student has to identify those words that are either an example of Light Energy, Heat Energy, or Sound Energy. For instance, the word "Drum" will fall under Sound Energy; the word Candle will fall under Light or Heat Energy, and so on. Such a science worksheet will help the students learn more about the core concept of energy and help them learn complex spelling. Such science worksheets can be created using EdrawMax.