Two objects, a and b, move toward one another. Object a has half the mass and twice the speed of object b. Which of the following describes the forces the objects exert on each other when they collide and provides the best explanation?.

The main reason that you should secure loose objects in your car before you drive is that a. objects too close to the engine may be affected by the heat b. they are likely to get damaged moving around your car c. they may be thrown into a spot that disrupts your driving d. they will be more easily retrieved from a single storage location