Mr. Phillips' car iso parked on a steep hill

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

Two steel balls, each of mass m, are welded to a light rod of length l and negligible mass and are initially at rest on a smooth horizontal surface. a horizontal force of magnitude f is suddenly applied to the rod as shown. determine (a) the instantaneous acceleration a of the mass center g and (b) the corresponding rate at which the angular velocity of the assembly about g is changing with time.

Will mark as brainliest how does a catapult increase the trajectory of an object? ps. answer as if u were a 5th grader