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05-02-2024
Physics

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A kid weighs 420 N, and she is sitting on a playground swing that hangs 0.40 m above the ground. Her mom pulls the swing back and releases it when the seat is 1.00 m above the ground. If she moves through the lowest point at 2.0 m/s, what is the KE?

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2{ 5[12+5 (500 - 100)+399]}

who has the most power in Afghanistan