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A ball is thrown upward from the ground. You observe the ball through a window on...

A ball is thrown upward from the ground. You observe the ball through a window on its way up, and notice that it was visible for 1 seconds while it travels from the bottom of the window to
(a)

How far above the top of the window will the ball reach, in metres?
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we Khow that Q. height we need to bind hrt.. .낮 li rt,)-4) t: atr.tg): 1.8l t: 954 gec

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