The figure shows the carriage moving from left to right. It first passes through position x0 with speed vo and then through position x with speed v. If x > x0 and v > v0, answer the following questions. to. What direction is the acceleration? b. Is its velocity positive or negative? C. Is its speed constant? d. What is the acceleration of the cart after the mass support (mass carrier) hits the ground? and. What shape does the graph of position vs. time have if the motion is accelerated? Bandera Photogates Carro Polea Mesa Portamasa