Αποτελέσματα Αναζήτησης
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26 Απρ 2021 · In these activities, students can experiment with sound waves by building and testing a variety of simple instruments and noise makers, including rubber band guitars, harmonicas made from craft sticks and straws, cardboard tube kazoos, cut straws, and more.
25 Οκτ 2018 · You and your kids can use simple materials to create a DIY Chladni Plate – where you pour salt (or sand) onto a taut membrane, then play music and watch the salt move, making the vibration of sound waves visible to all. It’s easy, cheap, fun, and educational!
24 Μαρ 2016 · Vibrations in your cochlea are transformed into electrical signals that your brain interprets as sound. We hear different sound pitches (highs and lows) based on the sound wave’s...
What we experience as sound is actually a mechanical wave, produced by the back-and-forth vibration of particles in the air (or whatever medium is around our ears, remember sound travels through water too!).
OBJECTIVE: Students will be able to investigate sound and determine its interaction with objects. ESSENTIAL QUESTION(S): How might objects vibrate? How might we create sound? TAKE IT TO THE NEXT LEVEL: Try different types of music, how does that change the vibrations and movement of salt? What about different substances on the balloon?
12 Ιαν 2023 · In this experiment, we’ll create sounds we can both hear and see using the properties of waves! We’ll also learn how sound travels through different materials and about the energy it carries. We hear sound all the time, but have you ever wondered what it looks like?
