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Question 1 An incandescent light bulb produces what kind of visible spectrum?
Question 2 The particle of light emitted when at atom changes from a higher energy level to a lower energy level is called
Question 3 Red light has a longer wavelength and higher energy than blue light.
Question 4 Which of the following devices is used in this experiment to separate the different wavelengths emitted by the light source?
B.A reflection grating
C.A transmission grating
D.All of the above