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Name: Date: Hour: Mythbusters Video: "Breaking Glass" Science 8 Video Guide Question: Can the human voice really shatter glass? Video Guide: 1. What "instrument" is Adam playing at the beginning of the Mythbusters video? wine glass 2. One myth states that opera singer is capable of breaking a wine glass using only her _VOC_and achieving exactly the right tone. 3. Adam and Jaime's glass smashing plan has to do with 4. In order to break the glass, Adam and Jaime must find its resonant and play it back through a speaker 5. A crystal glass's natural resonance is the frequency at which it most efficiently turns sound waves into 6. crystal is the most efficient glass at transferring sound waves into motion. 7 . The lowest crest of a wave is called the objects' "natural frequency," and in the glass, the natural frequency is equal to Hz. 8. When you listen to the glass, you hear many above the natural frequency. These are equally spaced smaller peaks, playing exactly the same note, simply an octave higher. 9. A_DOO-fd is placed in the glass to see if it moves at all when sound waves are moving through it. 10. Why doesn't the glass break when it sits in front of the speaker? 11. The opera singer did _ claimed to have broken glass using only his voice, but then after he died, his wife actually said that this was not tout. 12. The key may be a board with a Zin hold cut in it because it will change the directionality, and the distribution of pressure in the field around the glass. 13. Does the glass break after they place it in front of the speaker with the 2 inch hole? US 14. The Mythbusters team harnesses the power of rock singer Jaime to help them break glass using only the human voice. 15. The rock band is said to have broken glasses through amplification before every concert. 16. What must Jaime do to break the glass, besides shave his mustache? @ 17. Adam and Jaime's voices are both an octave too to break the crystal. 18. Jaime Vendera has the tone but not the to break the glass using only his voice. 19. Is anyone ever able to shatter glass using an unassisted human voice? 20. The glass is finally broken at Hz, and dB