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Physics, 22.06.2019 22:00
On mars a rock falls an unknown vertical distance from a resting position and lands in a crater. if it takes the rock 2.5 seconds to fall, how high is the cliff the rock fell from? mars' surface gravity is 3.8 m/s2.
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Abody covers a semicircle of radius 7cm in 5s .find its linear speed
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Car B is rounding the curve with a constant speed of 54 km/h, and car A is approaching car B in the...
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