Describe the differences between secular and diffuse reflection
What will be an ideal response?
Specular reflection occurs when the reflecting surface is smooth and flat. The reflected rays from parallel incident rays are also parallel. Diffuse reflection occurs when the reflecting surface is rough. The reflected rays from parallel incident rays are not parallel because of the irregular nature of the surface.
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If the mass of the Sun were cut in half, how would the force between the Sun and theEarth change?
a) it would quadruple b) it would double c) it would remain unchanged d) it would decrease by a factor of four e) it would decrease by a factor of two
Describe the process by which the ozone hole promotes its own existence
What will be an ideal response?
All ________ planets have rings around their equators
Fill in the blank(s) with correct word
How is the energy stored in a current-carrying inductor related to its self-inductance, L?
a. directly proportional to L2 b. directly proportional to L1/2 c. directly proportional to L d. inversely proportional to L