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- 1. Multiple Choice
In the lab, when the tossed ball reaches the apex, what is its velocity?
9.8 m/s
-9.9 m/s
0
depends how fast you tossed it
- 2. Multiple Choice
When the tossed ball reaches the apex, what is its acceleration?
0
9.8 m/s/s
-9.8 m/s/s
depends how fast you tossed it
- 3. Multiple Choice
If you tossed a ball with an initial velocity of 10 m/s, about how many seconds would elapse before it hit the ground? (estimate a=10 m/s/s)
1 s
2 s
4 s
10 s
- 4. Multiple Choice
If the ball spends 4 secs in the air total, how long did it take to reach the apex?
1
2
3
4
- 5. Multiple Choice
If the tossed ball spends a total of 4 secs in the air, what was its velocity just after the ball leaves your hand?
0
10 m/s
20 m/s
40 m/s
- 6. Multiple Choice
If you toss a ball straight up and it stays in the air for a total of 2 seconds, about how high did it go? (estimate gravity at 10 m/s/s)
2m
3m
4m
5m
- 7. Multiple Choice
If you toss a ball straight up and its in the air for a total of 4 seconds, how fast is the ball moving at t=3s?
0
10 m/s
-10 m/s
20 m/s
-20 m/s
- 8. Multiple Choice
If you drop a ball off the top of school and it takes 3 seconds to hit the ground, how high is the school?
25m
35m
45m
55m
- 9. Multiple Choice
If you drop a ball from the roof of school and it takes 3seconds to reach the ground, how fast is it moving just before hitting the ground
-10 m/s
-20 m/s
-30 m/s
-40 m/s
- 10. Multiple Choice
What does the position vs time graph look like for a ball tossed straight up and returning to earth?
- 11. Multiple Choice
What does the velocity vs time graph look like for a ball tossed straight up into the air and returning to earth?
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