A car is traveling 5 m/s North, its displacement is
after 9 seconds?

Aturntable a is built into a stage for use in a theatrical production. it is observed during a rehearsal that a trunk b starts to slide on the turntable 10 s after the turntable begins to rotate. knowing that the trunk undergoes a constant tangential acceleration of 0.31 m/s2, determine the coefficient of static friction between the trunk and the turntable.

For the car in the picture ,in which direction is the normal force? -into the screen -down -out of the screen -up

If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a. true or b. false