A beam of light in air is incident at an angle of 46 to the surface of a rectangular block of clear plastic (n = 1.46). The light beam first passes through the block and re-emerges from the opposite side into air at what angle to the normal to that surface?
a. 23
c. 46
b. 59
d. 30
Question 2
In cloud formation, water vapor turns into water droplets which get bigger and bigger until it rains. This will cause the temperature of the air in the clouds to:
a. get warmer.
b. get cooler.
c. will not affect the temperature of the air in the clouds.
d. There is no air in clouds.
Rearing temperatures influence the pigmentation of the clear-winged grasshopper.
Evaluating the Angle of the Anterior Chamber
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