What is the acceleration of a person that goes from 0m/s to 25m/s in 5 seconds

Light that is polarized along the vertical direction is incident on a sheet of polarizing material. only 96% of the intensity of the light passes through the sheet and strikes a second sheet of polarizing material. no light passes through the second sheet. what angle does the transmission axis of the second sheet make with the vertical?

Which body part transports oxygen removes waste materials in carries nutrients to the body as part of the circulatory system

If you put a helium-filled balloon in the refrigerator, what will happen?