Identify the following quantities as being either a time, displacement, velocity, or acceleration measurement based on its units. ![Help](../../pics/HelpIcon.png)
1.![](pics/short_line.png) |
mi |
5.![](pics/short_line.png) |
ft/week |
9.![](pics/short_line.png) |
rod |
2.![](pics/short_line.png) |
h |
6.![](pics/short_line.png) |
cm/h·min |
10.![](pics/short_line.png) |
link/yr |
3.![](pics/short_line.png) |
nanosec |
7.![](pics/short_line.png) |
mm/min2 |
11.![](pics/short_line.png) |
min |
4.![](pics/short_line.png) |
fathom/s |
8.![](pics/short_line.png) |
parsec |
12.![](pics/short_line.png) |
barn/yr·month |
List the variables that are given in the following statements. Follow the format that is described in the reading. ![Help](../../pics/HelpIcon.png)
Example:
A runner moves at 10 m/s while slowing down at 2 m/s2 for 3 seconds
Example Answer for this problem
vo= 10 m/s
a = -2 m/s2
t = 3 s
13. |
A car is moving at 22.5 m/s when it begins to speed up at 5 m/s2 for the next 11 seconds. |
14. |
A cat slows down at 2 m/s2 while traveling across 8.00 m in 4 seconds. |
15. |
A ball is moving at 7.00 m/s when it comes to a rest after traveling 5.00 m. |
16. |
A stone is dropped from the roof, 30 ft from the ground, 9.144 m. |
17. |
At a track meet a sprint runs the 50-meter dash. At the sound of the starter's pistol the sprinter begins her race. She reaches a top speed of 11 m/s in 9.5 m. |
18. |
A baseball is tossed straight up. It leaves the ball player's hand at 15 m/s and travels up for 1.1 seconds until it hits the underside of a tree branch. |
19. |
A bowling ball leaves the bowler's hand at 21 m/s and travels 18.3 m in 0.6 seconds. |
20. |
A cat rolls out of a second story window from rest and safely lands on its feet 6.1 meters below. |
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21. |
Convert 15 m/s2 to g's. ![Help](../../pics/HelpIcon.png) |
22. |
Convert 4 g's to m/s2. ![Help](../../pics/HelpIcon.png) |
23. |
A car is moving at 25 m/s when it experiences an acceleration of 15 m/s2 for 5.6 m. Convert the acceleration to g's. ![Help](../../pics/HelpIcon.png) |
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