a hot water cool from 92 degree celsius to 84 degrees celsius in 3 minute . 3.22 minute it will take for it to cool from 65 degree celcius to 60 degree celcius. what is the temperature of room temperature​

some think that theories become laws, but theories and laws have separate and distinct roles in the scientific method. a law is a description of an observed phenomenon in the natural world that hold true every time it is tested. it doesn't explain why something is true; it just states that it is true.

convex lenses are thicker at the middle. rays of light that pass through the lens are brought closer together (they converge). a convex lens is a converging lens. when parallel rays of light pass through a convex lens the refracted rays converge at one point called the principal focus.