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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

3.2.2 Investigating Motion and Collisions – Check yourself

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  • Questions count: 6
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
Which method gives the speed of a card as it passes one point most precisely?
A light gate
A stopwatch and ruler
Counting dots on a tape without a scale
Estimating by eye
2.
A card of length 0.10 m takes 0.050 s to pass through a light gate. What is its speed?
0.5 m s⁻¹
0.005 m s⁻¹
5.0 m s⁻¹
2.0 m s⁻¹
3.
In a perfectly inelastic collision between two trolleys which quantity is conserved?
Kinetic energy only
Both momentum and kinetic energy
Momentum only
Neither
4.
A 2.0 kg trolley at 3.0 m s⁻¹ hits a stationary 1.0 kg trolley and they join. What is their speed?
1.0 m s⁻¹
2.0 m s⁻¹
3.0 m s⁻¹
6.0 m s⁻¹
5.
The gradient of a velocity–time graph gives which quantity?
Acceleration
Displacement
Speed
Momentum
6.
Why is the track tilted slightly before a collision experiment?
To increase the speed
To make the collision elastic
To increase the mass
To compensate for friction
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Part of 3. Forces and Motion — see every lesson and quiz in this unit.
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