A ball is launched up into the air from a height of 0.4 m, w…
A ball is launched up into the air from a height of 0.4 m, with an initial speed of 4.0 m/s. What’s the height of the ball at its highest point? How long does it take for the ball to hit the ground? What’s the velocity of the ball just before it hits the ground? Is the ball speeding up or slowing down just before it hits the ground (and how do you know)?
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