A graph is a useful tool for visually representing data and making it easy to understand. Whether you’re working on a school project, preparing a presentation, or analyzing data for work, knowing how ...
A boy kicks a ball horizontally over the edge of a cliff with a speed of \(6ms^{-1}\) as shown in the diagram. The ball hits the surface of the water \(3s\) later. (a) Calculate the vertical speed of ...
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