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Course: OCR A Level Physics A H556
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Curriculum

OCR A Level Physics A H556

1. Development of Practical Skills in Physics

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2. Foundations in Physics

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3. Forces and Motion

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4. Electrons, Waves and Photons

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OCR H556 chapter questions and answers

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Quiz

3.1.3 Linear Momentum – Check yourself

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  • Questions count: 6
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
The unit of momentum can be written as
N s
N m
kg m s-2
J
2.
A 2.0 kg cart moves at 3.0 m s-1 east and a 3.0 kg cart at 2.0 m s-1 west. Their total momentum is
12 kg m s-1 east
12 kg m s-1 west
6 kg m s-1 east
0
3.
A ball of mass 0.20 kg hits a wall at 10 m s-1 and rebounds at 10 m s-1. The change in momentum is
0
4.0 kg m s-1
2.0 kg m s-1
20 kg m s-1
4.
Doubling the speed of an object
doubles p and doubles Ek
quadruples p and doubles Ek
doubles p and quadruples Ek
quadruples both
5.
Which statement about momentum is true?
it is a scalar
it is zero for any moving object
it has the same direction as velocity
it is measured in J
6.
Two objects have equal momentum but different masses. The lighter one has
greater speed
less speed
the same speed
zero speed
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