Invisible Force- SoundWhat is sound?
How do we hear it? What are the properties of sound? How do we make sounds? I can... learn the properties of sound, and use the vocabulary.
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Video on how we hearMusical Instrument ProjectYou will design an instrument using what you know about sound. It will have to have two different pitches and be able to change level of loudness, Click here for videos for homemade instrument ideas.
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VocabularyVibrations
Waves Loud and Soft High and Low Pitch Decibel Energy and Force Experiments for Understanding ConceptsDiscovery Strong Phone
Mystery Souds Rubber Bands-High and Low Sound Waves Travel Where's that Sound? Megaphone- Soft and Loud |
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