Select the statement that correctly describes how light travels. (2 points) select one: a. light cannot travel in a vacuum because it travels slower when the light source is moving. b. light cannot travel in a vacuum because the light source is stationary. c. the speed of light, traveling in a vacuum, will not change if the light source is moving. d. light traveling in a vacuum changes speeds when the light source moves.

Is the time in tennessee the same as florida

Awater slide of length l has a vertical drop of h. abby's mass is m. an average friction force of magnitude f opposes her motion. she starts down the slide at initial speed vi. use work-energy ideas to develop an expression for her speed at the bottom of the slide. then evaluate your result using unit analysis and limiting case analysis. express your answer in terms of the variables h, m, l, vi, f and appropriate constants. vf v f

On a geologic map, if the contacts between sedimentary rock units form a bull’s-eye pattern of concentric circles, with the youngest unit in the center, the underlying structure is a(n)