If the distance between the slits in Young's two-slit experiment is decreased, which one of the following statements is true of the interference pattern?
A) The distance between the maxima stays the same.
B) The distance between the maxima decreases.
C) The distance between the minima stays the same.
D) The distance between the minima increases.
E) Impossible to tell without knowing the wavelength of light in use.
D
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a. instantaneous velocity. b. motion. c. speed. d. acceleration.
From shortest to longest wavelength, which of the following correctly orders the different categories of electromagnetic radiation?
A) infrared, visible light, ultraviolet, X-rays, gamma rays, radio B) radio, infrared, visible light, ultraviolet, X-rays, gamma rays C) visible light, infrared, X-rays, ultraviolet, gamma rays, radio D) gamma rays, X-rays, ultraviolet, visible light, infrared, radio E) gamma rays, X-rays, visible light, ultraviolet, infrared, radio
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Fill in the blank(s) with correct word
Which stars have convective cores?
A) low-mass stars B) intermediate-mass stars C) high-mass stars D) all of the above E) none of the above