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When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change? work power gravitational energy chemical energy
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Acompound machine is also called a machine. a. force b. simple c. complex d. directional
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Exercise 2. find the wavelength of a photon emitted when an electron jumps from the n = 3 energy level down to the n = 2 energy level. where is this photon in the electromagnetic spectrum?
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Which of the following does not describe when something has acceleration?
Changes in displacement
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