Physics, 18.12.2019 21:31 ellisc7044
Which of the following is the best explanation of why it is difficult to discriminate the color of an object at night?
a. cones come in three types, each sensitive to different wavelengths of light.
b. the foveae are densely packed with cones.
c. at night, the amount of light entering the eye is insufficient to stimulate the cone cells but is sufficient to stimulate the rod cells.
d. as many as 100 cones may converge on one ganglion cell.
Answers: 3
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Natural forces that can alter ecosystems include seasons and climate changes. t or f
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Free runners jump long distances and land on the ground or a wall. how do they apply newton’s second law to lessen the force of impact?
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The uniform slender bar rests on a smooth horizon- tal surface when a force f is applied normal to the bar at point a. point a is observed to have an initial acceleration aa of 20 m/s2, and the bar has a corre- sponding angular acceleration of 18 rad /s2. deter- mine the distance b.
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Which of the following is the best explanation of why it is difficult to discriminate the color of a...
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