Review light from a helium-neon laser (λ = 633 nm) is used to illuminate two narrow slits. the interference pattern is observed on a screen 3.5 m behind the slits. twelve bright fringes are seen, spanning a distance of 51 mm .what is the spacing (in mm) between the slits? express your answer using two significant figures. d =

Jackson is designing a new heater, and he wants to experiment with different thermally conductive materials. which of these materials would be useful in conducting heat?

Will mark as brainliest how does a catapult increase the trajectory of an object? ps. answer as if u were a 5th grader

An ascending elevator, hanging from a cable, is coming to a stop. part a part complete identify all forces acting on the elevator from the list below. select all that apply. select all that apply. kinetic friction normal force tension weight static friction submitprevious answers correct part b draw a free-body diagram of the object. draw the vectors starting at the black dot. the location and orientation of the vectors will be graded. the exact length of your vectors will not be graded but the relative length of one to the other will be graded.