7. A motorcycle traveling at 25 m/s slows to 7.0 m/s in 6.0 seconds. What is the acceleration of the motorcycle? VF Vi= 2= 8. After traveling for 6.0 seconds, a runner reaches a speed of 10 m/s. What is the runner's acceleration? VF Vi= 2= 9. A skateboarder traveling at 7.0 meters per second rolls to a stop at the top of a ramp in 3.0 seconds. What is the skateboarder's acceleration? VF Vi= a= 10. What is the acceleration of a car that travels in a straight line at a constant speed of 65 miles per hour? VF Vi=