A2kg marble is moving at 3 m/s when it strikes another 4kg marble moving in the opposite direction at -3 m/s. what will be the velocity of the 4kg marble after the collision of the 2kg marble's new velocity is -4 m/s. also state the direction of the 2kg marble after they hit.

In a load, the load is paralel to the shaft. n a. angular n b. thrust n c radial n d. none of the above

Suppose you have a box. which of these is not necessarily a true statement regarding the relationship between the force applied to the box, the work done on the box, and the distance the box is moved? a. if the box is not moved, no force is being applied to the box. b. if no force is applied to the box, no work is done on the box. c. if work is done on the box, then a force is applied to the box. d. if work is done on the box, then the box is moved a distance.

This is the substance(s) formed in a chemical reaction.