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.
Structure of an antibody light chain
Surface Tension
Frederic Edwin Church conveyed the romantic sensibility in Twilight in the Wilderness (1860). The cl
To clear an obstructed airway in an infant (A) use chest thrusts followed by (B) back blows.
Interactions of Light and Matter
Normal tympanic membrane with cone of light and process of malleus