A racket ball is struck in such a way that it leaves the racket with a speed of 4.89 m/s in the horizontal direction. When the ball hits the court, it is a horizontal distance of 1.97 m from the racket. Find the height of the racket ball when it left the racket.
Express your answer using three significant figures and include the appropriate units

wire in brush may conduct electricity from cell to drill and vice versa electrc shock possible

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.