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- 1. Multiple Choice
The Jamaican bobsled team hit the brakes on their sled so that it decelerates at a uniform rate of 0.43 m/s². It takes 85 m to stop. What is the acceleration?
85 m
0.43 m/s²
-0.43 m/s²
0 m/s
- 2. Multiple Choice
The Jamaican bobsled team hit the brakes on their sled so that it decelerates at a uniform rate of 0.43 m/s². It takes 85 m to stop. What is the displacement?
85 m
0.43 m/s²
-0.43 m/s²
0 m/s
- 3. Multiple Choice
A bike rider accelerates uniformly at 2.0 m/s² for 10.0 s. If the rider starts from rest, what is the acceleration?
2.0 m/s²
10 s
-10 s
-2.0 m/s
- 4. Multiple Choice
The Jamaican bobsled team hit the brakes on their sled so that it decelerates at a uniform rate of 0.43 m/s². It takes 85 m to stop. What is the final velocity?
85 m
0.43 m/s²
-0.43 m/s²
0 m/s
- 5. Multiple Choice
A bike rider accelerates uniformly at 2.0 m/s² for 10.0 s. If the rider starts from rest, what is the time?
2.0 m/s²
10 s
-10 s
-2.0 m/s
- 6. Multiple Choice
A bike rider accelerates uniformly at 2.0 m/s² for 10.0 s. If the rider starts from rest, what is the initial velocity?
2.0 m/s²
10 s
0 m/s
-2.0 m/s
- 7. Multiple Choice
A train backs up from an at −4.0 m/s and accelerates at -0.27 m/s2. It does this for 17 s. What is the initial velocity?
-0.27 m/s²
17 s
-4.0 m/s
0.27 m/s²
- 8. Multiple Choice
A train backs up from an at −4.0 m/s and accelerates at -0.27 m/s2. It does this for 17 s. What is the acceleration?
-0.27 m/s²
17 s
-4.0 m/s
0.27 m/s²
- 9. Multiple Choice
A train backs up from an at −4.0 m/s and accelerates at -0.27 m/s2. It does this for 17 s. What is the time?
-0.27 m/s²
17 s
-4.0 m/s
0.27 m/s²
- 10. Multiple Choice
A car starts from rest and accelerates uniformly to reach a speed of 21 m/s in 7.0s. What is the initial velocity?
21 m/s
7.0 s
-21 m/s
0 m/s
- 11. Multiple Choice
A car starts from rest and accelerates uniformly to reach a speed of 21 m/s in 7.0s. What is the final velocity?
21 m/s
7.0 s
-21 m/s
0 m/s
- 12. Multiple Choice
A car starts from rest and accelerates uniformly to reach a speed of 21 m/s in 7.0s. What is the time?
21 m/s
7.0 s
-21 m/s
0 m/s
- 13. Multiple Choice
A bike rider accelerates uniformly at 2.0 m/s² for 10.0 s. If the rider starts from rest, calculate the distance traveled. Which is the unknown variable?
Δx
t
vf
vi
- 14. Multiple Choice
A train backs up from an initial velocity of −4.0 m/s and an average acceleration of -0.27 m/s2. What is the train’s velocity after 17 s? What is the unknown variable?
Δx
t
vf
vi
- 15. Multiple Choice
Wil-E-Coyote drops a bowling ball off a cliff to try to catch the Roadrunner. The cliff is 132m high. How long does it take the ball to fall to the ground? What is the unknown variable?
Δx
t
vf
vi
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