The speed of light in a particular transparent medium is 5/8 the speed of light in a vacuum. What is the index of refraction of the material?
Question 2
When you look through a sheer curtain at a distant street lamp, you see a pattern of colored spots of light. This occurs by
a. polarization of light in scattering and partial absorption by the threads.
b. interference of light waves that pass through the threads with light waves that pass through the openings between the threads.
c. refraction of light waves differentially in the cylindrical threads.
d. diffraction of light waves passing through the two dimensional pattern of openings between the threads.
e. reflection of light waves by the sides of the threads.
How phytochrome acts as a molecular light switch.
By reflecting most visible light, snow creates a much cooler microclimate than nearby bare ground.
Slap the foot bottom with the back of the hand. Rapid, light slaps create a stimulating sensation.
Light beer has about the same amount of alcohol as regular beer
How to obtain more bacteria culture from already developed colony in HS medium
Light-reflecting Eyes