hi, i need answers on the questions below, please provide solution or explanation if needed so i can better understand it. thank youu.

1. You rode a roller coaster with a total path length of 250 meters. After 3 rides, how much is your displacement? A. 0 B. 3 m C. 250 m D. 750 m E. No answer 2. Which of the following is true for bodies moving at constant velocity? A. Bodies move at constant speed along a curve. B. Bodies move at variable speed along a straight line. C. Bodies move at constant speed along a straight line. D. Bodies move at variable speed along a curve. E. No Answer 3. Which of the following shows a non-accelerating object? A. A car speeding up on a curvy hill. B. A car steadily moving at 10 m/s on an inclined plane. C. A car moving back and forth on a straight road. D. A car moving at a constant speed on a banked curve. E. No Answer4. A paraglider started to descent in his wingsuit. Knowing that air resistance will be significant to make the paraglider to be safe, which of the following will happen to its acceleration and velocity vectors? A. Acceleration decreases while velocity increases B. Acceleration increases while velocity increases C. Acceleration constant while velocity decreases D. Acceleration increases while velocity decreases E. No Answer 5. A car moving at 100 km/br along a straight road suddenly hit the brakes. Which of the following is true about the acceleration and velocity vectors? A. The acceleration and velocity vectors are perpendicular to each other. B. The acceleration and velocity vectors are parallel to each other. C. The acceleration and velocity vectors are at 45 degrees to each other. D. The acceleration and velocity vectors are at 180 degrees to each other. E. No Answer6. For the slow-moving car to overtake a fast-moving car, the slow-moving car must A. accelerate less than that of the fast-moving car. B. accelerate at the same rate of the fast-moving car. C. accelerate greater than that of the fast-moving car. D. not accelerates at all cost. E. No