Physics, 02.10.2019 09:00 emmacox069
A405 hz tuning fork and a piano key are struck together, and no beats are heard. when a 402 hz tuning fork and the same piano key are struck, three beats are heard. what is the frequency of the piano key?
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Groups of organs that work together to complete a process in the body are called: a. cells b. tissues c. nerves d. systems
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Asmall 21 kilogram canoe is floating downriver at a speed of 1 m/s. what is the canoe's kinetic energy?
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Quantum mechanics applies to subatomic, atomic, nanometer-size, and micrometer-size systems. nanometer, micrometer, and kilometer-size systems. atomic, nanometer-size, and micrometer-size systems. subatomic, atomic, and nanometer-size systems.
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Why can blue light and yellow light combine to produce white light? question 17 options: they are both primary colors of light. they absorb each other's wavelengths. because blue, yellow, and white are primary colors. they are complementary colors of light.
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A405 hz tuning fork and a piano key are struck together, and no beats are heard. when a 402 hz tunin...
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