Which of the following best explains the view of light one sees during sunset? a. The sunset view is due to diffraction of blue light leaving red light to color the evening sky. b. This is because white light is composed of seven colors in which red is dispersed during sunset. c. This phenomenon occurs when red light is absorbed and re-radiated by clouds and air. d. This view is because of the cones in the eyes which are sensitive to red light during near evening.
Which of the following best explains the view of light one sees during sunset?
a. The sunset view is due to diffraction of blue light leaving red light to color the evening sky.
b. This is because white light is composed of seven colors in which red is dispersed during sunset.
c. This phenomenon occurs when red light is absorbed and re-
d. This view is because of the cones in the eyes which are sensitive to red light during near evening.
Which of the following is INCORRECT regarding estimation of speeds and distances of astronomical objects?
a. The cosmic ladder is used as an approximation but values were not actually measured by an astronomical instrument.
b. The motion of luminous celestial objects can change its produced
c. Radar ranging which is used for relatively near objects can be adjusted to measure the distances and speeds of nearby galaxies.
d. The wavelength of a luminous body shifts toward the red part of the visible part of the
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