A wall uses diffuse reflection while a mirror uses specular reflection. For example, when parallel light rays enter a mirror, they remain parallel when exiting the mirror, allowing you to see a reflection of the light rays. On the contrary, when incident light rays enter a wall which is painted, the rays scatter, not allowing you to see anything but a painted wall.
Bulbs c and b would still be screwed in if they were in to begin with and bulbs A, D, and E. would be unscrewed
The correct answer is #4. They have the same number of protons but a different number of neutrons.
weather station - an area where weather data...
satellite - sends pictures...
weather balloon - filled with helium...
radar - sends out signals...