In a 5000 m race, the athletes run 12 1/2 laps; each lap is 400 m. kara runs the race at a constant pace and finishes in 17.3 min. hannah runs the race in a blistering 15.3 min, so fast that she actually passes kara during the race. how many laps has hannah run when she passes kara?

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