Starting from rest, a runner accelerates to 5.2 m/s2 for 10 seconds before winning the race. How far did he/she run?

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?

What is the gravitational attraction between a dating couple whose centers of mass are 0.630 m apart if the boy weighs 715 n and the girl weighs 465 n?

If anyonee has done the momentum lab practical in physics can you give me the answers i am s lostt rnn : (