1. What distance will a train stop in if its initial velocity is 23 m/s and its acceleration is -0.25 m/s/s? 1058 m xvivfatxvivfat.

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Presentation transcript:

1. What distance will a train stop in if its initial velocity is 23 m/s and its acceleration is m/s/s? 1058 m xvivfatxvivfat

2. What distance will a car cover accelerating from 12 m/s to 26 m/s in 14 seconds? What is the acceleration? 266 m 1.0 m/s/s xvivfatxvivfat

3. A person starts at rest and accelerates at 3.2 m/s/s for 3.0 seconds. What is their final velocity? What is their average velocity? What distance do they cover in that time? 9.6 m/s 4.8 m/s 14.4 m xvivfatxvivfat

4. Steve Apt's group claimed that they fell 3.2 seconds from a cliff into the water. What was their final speed? How high was the cliff? (Use 9.8 m/s/s as the acceleration) m/s 50.2 m xvivfatxvivfat

5. A car going 12.7 m/s accelerates for 14 seconds at 2.6 m/s/s. What is its final velocity? What distance does it go during that time? 49.1 m/s m xvivfatxvivfat

6. What time will it take you to hit the water off of a 10.0 m board? What speed will you be going when you hit the water? 1.43 s 14 m/s xvivfatxvivfat

7. A car slows from 42 m/s to 21 m/s over a distance of 84 m. What was the average velocity? What was the time? What was the acceleration? 31.5 m/s 2.67 s -7.9 m/s/s xvivfatxvivfat

8. A car accelerates from rest down a hill reaching a final speed of 13.7 m/s over a distance of 56 m. What was the average speed? What was the time? What was the acceleration? 6.85 m/s 8.2 s 1.68 m/s/s xvivfatxvivfat

9. A car skids to a halt in 34 m with an acceleration of 8.2 m/s/s. What was the initial velocity? 23.6 m/s xvivfatxvivfat

10. What must be the acceleration of a train in order for it to stop from 12 m/s in a distance of 541 m? m/s/s xvivfatxvivfat