Not surprisingly, Mr. Sul loves to slide around in his socks when the classroom floor has been freshly waxed. Mr. Sul has a weight of 800N and the coefficient of kinetic friction between his socks and the floor is 0.30 . How strong is the Friction Force that opposes his sliding?

Listed following are various physical situations that describe how light interacts with matter. match these to the appropriate category. 1) transmission? -visible light meets clear glass -visible light does not pass through a black wall -red light hits a red sweatshirt -light comes from your computer screen -cell phone signals pass through walls -blue light hits a red sweatshirt -white light hits a white piece of paper -light comes from a light bulb