Period of 4.5 seconds. What is the acceleration of the dragster? agster opens and changes the speed of the car from 85 m/s to 45 m/s in a
oms
8. A car traveling at a speed of 30.0 m/s encounters an emergency and comes to a complete stop. How
much time will it take for the car to stop if it decelerates at 4.0 m/s??
9. If a car can go from 0 to 60 mi/hr in 8.0 seconds, what would be its final speed after 5.0 seconds if
its starting speed were 50 mi/hr?
10. A cart rolling down an incline for 5.0 seconds has an acceleration of 4.0 m/s2. If the cart has a
beginning speed of 2.0 m/s, what is its final speed?
11. A helicopter's speed increases from 25 m/s to 60 m/s in 5 seconds. What is the acceleration of this
helicopter?
12. As she climbs a hill, a cyclist slows down from 25 mi/hr to 6 mi/hr in 10 seconds. What is her
deceleration?
13. A motorcycle traveling at 25 m/s accelerates at a rate of 7.0 m/s2 for 6.0 seconds. What is the final
speed of the motorcycle?
14. A car starting from rest accelerates at a rate of 8.0 m/s/s. What is its final speed at the end of 4.0
seconds?