During a collision with a wall, the velocity of a 0.200 kg ball changes from 12 m/s toward the wall (in the positive direction of x-axis) to 7 m/s away from the wall. If the time the ball was in contact with the wall was 54 ms. The average force applied to the ball is

How are momentum and impulse related? impulse is a whim to do something, while momentum keeps it going impulse is another name fore instantaneous momentum the impulse acting on and object is equal to the change of momentum it causes. the impulse that acts on and object is the momentum that results.

To protect all four receptacles on a branch circuit that surrounds a swimming pool, you would install which of the following configurations? a. gfci feed-through receptacle at the end of the load's circuit b. gfci-terminated receptacle at the beginning of the load's circuit c. gfci feed-through receptacle at the beginning of the load's circuit and the other receptacles connected to the load side of that receptacle d. gfci-terminated receptacle at each end of the load's circuit

What is the measure of a change in an objects velocity?