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Conceptual 5-1 (B)
By Emily Grubb
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Last updated over 2 years ago
10 questions
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Question 1
1.
The units for momentum are:
p
kg
m/s
2
kg*m/s
Michael Phelps (who has a mass of 98 kg) is swimming 2.5 m/s in a lake. He gets passed by a canoe (mass = 55 kg) moving at 2 m/s.
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Question 2
2.
What is Michael Phelps' momentum? (must include units)
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1
Question 3
3.
What is the momentum of the canoe? (must include units)
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Question 4
4.
How fast would the canoe have to move to have the same momentum as Michael Phelps?
(must include units)
Question 5
5.
A watermelon (1.5 kg) is falling with 13.5 kgm/s of momentum downwards. What is its velocity?
9 m/s
20.25 m/s
0.11 m/s
13.5 kgm/s
9.8 m/s
A giant hockey puck (mass = 0.8 kg) is sliding across the ice at 1.7 m/s.
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Question 6
6.
What is the initial momentum of the puck?
(must include units)
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1
Question 7
7.
A player then pushes it with their stick until it reaches a speed of 3.4 m/s. What is the new momentum of the puck?
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Question 8
8.
By how much did the puck's momentum change?
(must include units)
Question 9
9.
An object at rest still has momentum due to its mass
False
True
Question 10
10.
Momentum is a vector, because it has velocity in its equation, and velocity is a vector
True
False