A car and a truck collide. The truck is much heavier than the car. Choose the one answer that best describes the forces between the car and the truck if they are both moving at the same speed when they collide.

Zachary has been trying to work on an essay for almost three hours, be he can't seem to focus for more than 15 or 20 minutes at a time. what should he do so that the quality of his work doesnt suffer because of poor concentration and lack of energy