For the winter, a duck flies 10.0 m/s due south against a gust of wind with a speed of 2.5 m/s. what is the resultant velocity of the duck?

In which of the following cases is work being done on an object? question 2 options: pulling a trailer up a hill carrying a box down a corridor suspending a heavy weight with a strong chain pushing against a locked door

Find v(t), given acceleration a(t)=7j and initial velocity v(0)=k

Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?