An object with a charge of 40.0 microcoulombs (q=4.00 x 10^-5 C) and an object with a charge of 32.0 microcoulomgs (q=3.2x10^-5 C) are 4.0 meters apart. Calculate the amount of electric force experienced by each object.

Asuppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer.

Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity

Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?