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692 Waves, Sound, Sound and light are waves and Light that transfer energy from one place to another. SECTION 1 Waves Main Idea Waves transfer energy outward from a
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Choose a Project Type How are inventions different than investigations? Investigators find out things for themselves. Inventors are engineers who design and make
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Science Fair Projects. Investigation Project Steps. In this section you will learn how to choose a project idea, conduct research, compose a hypothesis, design an
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