In a museum exhibit, three equal weights of 40.0 N are hung with identical wires, as shown. What is the tension in wire 2? A. 40.0 N
B. 120.0 N
C. 60.0 N
D. 80.0 N

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