The charged particles in the beams that thomson studied came from atoms. as these particles moved away from their original atoms, they formed a visible beam. the current model of the atom includes protons, neutrons, and electrons. what is the best use of an atomic model to explain the charge of the particles in thomson's beams?
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Wavelength, frequency, and energy are related. what happens to a wave as it’s wavelength gets shorter?
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A0.750 kg aluminum pan is removed from the stove and plunged into a sink filled with 10.0 kg of water at 293 k. the water temperature quickly rises to 297 k. what was the initial temperature of the aluminum pan? the specific heat of aluminum is ca = 900 j/(kgk) and water is cw = 4190 j/(kgk)
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Suppose a force of 60 n is required to stretch and hold a spring 0.1 m from its equilibrium position. a. assuming the spring obeys hooke's law, find the spring constant k. b. how much work is required to compress the spring 0.5 m from its equilibrium position? c. how much work is required to stretch the spring 0.6 m from its equilibrium position? d. how much additional work is required to stretch the spring 0.1 m if it has already been stretched 0.1 m from its equilibrium? a. kequals 600
Answers: 2
The charged particles in the beams that thomson studied came from atoms. as these particles moved aw...
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