# Physics

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A stone is thrown vertically upward at 15 m/s. Neglect friction due to the air. What is the stone's velocity after 2 seconds?

• Physics -

V =Vo -gt^2/2
g =9.8 m/s^2

• Physics -

V = Vo - g*t = 15 - 19.6 = -4.6 m/s

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