If you have two objects of the same mass colliding at the same speed but opposite directions, what situation will happen in an inelastic collision?
a. the objects will collide and bounce back with the same initial velocity.
b. the objects will collide and bounce back with a larger velocity.
c. the objects will collide and stay stationary.
d. the objects will collide and move forward in one direction.

Apositive rod is placed to the left of sphere a, and the spheres are separated. which best describes the spheres? sphere a is negative and sphere b is positive because protons from sphere a are attracted to the rod and move to sphere b. sphere a is negative and sphere b is positive because electrons from sphere b are attracted to the rod and move to sphere a. sphere a is positive and sphere b is negative because electrons from the rod move to sphere b and protons then move to sphere a. sphere a is positive and sphere b is negative because protons move from sphere b to the rod and also to sphere a.

According to social exchange theory, altruistic behaviors benefit the individual who performs them. t/f

Where do magnetic lines of force enter earth?