Physics, 04.04.2020 12:58 lizzidubois
When you play piano, why might you have to hit the keys harder with your left hand (lower notes) than your right hand (higher notes) to make them sound the same volume? A. High-frequency sounds are less condensed, making them sound softer. B. The audibility threshold curve is lower for low-frequency sounds and higher for high-frequency sounds. C. Low-frequency sounds are more condensed, making them sound louder. D. Higher-frequency tones require higher dB levels to sound the same volume as lower-frequency tones. E. Lower-frequency tones require higher dB levels to sound the same volume as higher-frequency tones.
Answers: 3
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Ineed asap! list 3 examples in which friction us or makes things easier in our daily life. explain the effect of friction for each. *make sure you explain the effect of friction for each example! *
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Science and technology are interdependent. advances in one lead to advances in the other. give an example of this phenomenon.
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Physics, 22.06.2019 14:30
Two carts, one of mass 2m and one of mass m, approach each other with the same speed, v. when the carts collide, they hook together. assume that positive momentum is to the right. which graph best represents the momentum of both carts over time, before and after the collision?
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When you play piano, why might you have to hit the keys harder with your left hand (lower notes) tha...
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