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please help with cart thingA 45 kg cart is pushed up a ramp a length of 5.8 m from rest, attaining a speed of 2.6 m/s at the top
1. 2 answers
2. 1,141 views
A 200 g model rocket is observed to rise 100 m above the ground after launch. What must have been the launch speed of the rocket
1. 2 answers
2. 765 views
A 2.0 kg block of iron slides along a floor, decreasing its speed from 4.0 m/s to 1.0 m/s.a) How much work does the frictional
1. 2 answers
2. 1,327 views