Curriculum
Course: IB Physics HL
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Curriculum

IB Physics HL

Theme A — Space, Time and Motion

0/125 Dr Dabour Hub Science Diagram and Course Material

Theme B — The Particulate Nature of Matter

0/105 Dr Dabour Hub Science Diagram and Course Material

Theme C — Wave Behaviour

0/73 Dr Dabour Hub Science Diagram and Course Material

Theme D — Fields

0/77 Dr Dabour Hub Science Diagram and Course Material

Theme E — Nuclear and Quantum Physics

0/89 Dr Dabour Hub Science Diagram and Course Material

Tools and Inquiry — IB Physics skills

0/43 Dr Dabour Hub Science Diagram and Course Material
Quiz

A.2.13 Force and Momentum – Check yourself

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  • Questions count: 6
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
The resultant force is equal to
Rate of change of momentum
Momentum
Change of momentum
Mass times velocity
2.
A jet of water of mass flow 5.0 kg s⁻¹ and speed 8.0 m s⁻¹ is stopped by a wall. The force is
0.63 N
13 N
320 N
40 N
3.
If the same jet bounces back with the same speed, the force is
Half
Double
The same
Zero
4.
A rocket ejects gas at 3000 m s⁻¹ at 50 kg s⁻¹. The thrust is
6.0 × 10¹ N
1.5 × 10⁴ N
1.5 × 10² N
1.5 × 10⁵ N
5.
A body moving at constant speed in a circle has
No momentum change
A changing momentum, so a resultant force
Constant momentum
Zero force
6.
A 0.50 kg ball travelling at 6.0 m s⁻¹ is struck so it travels at 6.0 m s⁻¹ in the opposite direction in 0.020 s. The average force is
600 N
60 N
150 N
300 N
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Part of Theme A — Space, Time and Motion — see every lesson and quiz in this unit.
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