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Quiz

Lesson 1: Momentum, Newtons Three Laws of Motion, Impulse and Energy — Picture questions (exam style)

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  • Questions count: 2
  • Passing grade: 60%
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1.
Which has the greater momentum: a 1000 kg car at 10 m/s or a 500 kg car at 25 m/s?
The first
The second
They are equal
Cannot be decided
2.
The momentum of a 3 kg body changes from 6 to 30 kg·m/s in 4 s. The force is:
6 N
9 N
12 N
36 N
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