When light enters at an angle a medium with higher index of refraction, it

A. bends away from the normal

B. bends towards the normal

C. does not bend

D. is completely reflected

A supplier wants to make a profit by buying metal by weight at one altitude and selling it at the same price per pound weight at another altitude. The supplier should a. buy at high altitude and sell at low altitude b.

In a star, nuclear fusion occurs in the

A light wave has a frequency of 2 x 108. What is the wavelength of the light wave? (Assume the speed of light to be 3 x 108.) Your Answer:

Part A (4 pts) Consider light of wavelength λ = 670nm traveling in air. The light is incident at normal incidence upon a thin film of oil with n2 = 1.75. On the other side of the thin film is glass with n3 = 1.5.

A circuit element having terminals a and b has and Over a period of 20 seconds, how much charge moves through the element? If electrons carry the charge, which terminal do they enter? How much energy is transferred?

The magnitudes of the vertical and horizontal components of a vector are 11 and 17 centimeters respectively. Find the magnitude of the vector and the angle from the horizontal axis.

A rectangular coil with sides 0.10 m by 0.25 m has 500 turns of wire. It is rotated about its long axis in a magnetic field of 0.58 T directed perpendicular to the rotation axis.

Stars set about how many minutes earlier each day? A. 8 B. 6 C. 4 D. 2

Whose atomic theory explains how atoms emit and absorb light

Closed clusters are groups of closely grouped stars that are located along the spiral disk of a galaxy. a. True b. False