A pupil follows the route shown in the diagram and arrives back at the starting point. Identify the row in the table that shows the total distance walked and the magnitude of the final displacement. total distance (m) final displacement (m) A 0 80 B 0 380 C 190 0 D 380 0 E 380 380

Unpolarized light whose intensity is 1.19 w/ is incident on a polarizer. (a) what is the intensity of the light leaving the polarizer? (b) if the analyzer is set at an angle of = 41.0∘ with respect to the polarizer, what is the intensity of the light that reaches the photocell?

Which lists the fundamental forces in order, from strongest to weakest? strong nuclear, weak nuclear, electromagnetic, gravitational strong nuclear, electromagnetic, weak nuclear, gravitational gravitational, weak nuclear, electromagnetic, strong nuclear electromagnetic, gravitational, strong nuclear, weak nuclear

At what time will the interfering waves have an amplitudeof zero?