The student knows that changes occur within a physical system and applies the laws of conservation of energy and momentum. The student is expected to:
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Q 1/32
Score 0
A hammer strikes a nail with a 10 N force for 0.01 seconds. Calculate the impulse of the hammer. (I=Ft)
120
0.01 Ns
1.0 Ns
0.10 Ns
10 Ns
Q 2/32
Score 0
What is the magnitude of velocity for a 2,000 kg car possessing 3,000 kg·m/s of momentum? (p=mv)
120
5,000 m/s
1.5 m/s
6,000,000 m/s
1000 m/s
32 questions
Q.
A hammer strikes a nail with a 10 N force for 0.01 seconds. Calculate the impulse of the hammer. (I=Ft)
1
120 sec
112.39.c.6.c
Q.
What is the magnitude of velocity for a 2,000 kg car possessing 3,000 kg·m/s of momentum? (p=mv)
2
120 sec
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Q.
What is the mass of a baseball thrown at 25 m/s resulting in a momentum of 10 kg·m/s? (p=mv)
3
120 sec
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Q.
Which of the following has the LEAST amount of momentum? (p=mv)
4
120 sec
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Q.
A force of 500 N is exerted on a baseball by the bat for 0.001 s. What is the change in
the momentum of the baseball? (I=Ft)
5
120 sec
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6
120 sec
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7
120 sec
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Q.
8
120 sec
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Q.
Find the momentum of a 90 kg man on a 15 kg bike traveling 14 m/s to the right. (p=mv)
9
120 sec
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Q.
How much impulse is added when a force of 159 N is applied to the left for 2.5 seconds? (I=Ft)
10
120 sec
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Q.
What is the momentum of a 5400 kg cart moving right at 16.35 m/s? (p=mv)
11
120 sec
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Q.
What is the momentum of a 3.5 x 10^3 kg rocket traveling up at 15.6 m/s? (p=mv)
12
120 sec
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13
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14
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15
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17
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20
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23
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24
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25
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26
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27
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28
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Q.
A hammer strikes a nail with _______ force for 0.2 seconds. If the total Impulse added to the system is 20 Ns, then how much force did the hammer apply to the nail? (I=Ft)
29
120 sec
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Q.
A hammer strikes a nail with 15N of force for ____ seconds. If the total Impulse added to the system is 3 Ns, then how long did the hammer apply force to the nail? (I=Ft)
30
120 sec
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Q.
IF the nail has a mass of 1kg, with a velocity of 0 m/s before the hammer. AND then A hammer strikes the nail with 15N of force for 0.3 seconds, What is the total momentum of the nail after the hammer has applied the force? [P tot=(mv +Ft)]
31
120 sec
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Q.
What is the mass of a vehicle that is traveling 5 m/s and has a momentum of 3,000 kg·m/s ? (p=mv)
