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.3.3 Work Done – Check yourself

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  • Questions count: 6
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
A 20 N force moves a box 3.0 m in the direction of the force. The work done is
6.7 J
23 J
60 J
120 J
2.
A force of 50 N acts at 60° to a displacement of 4.0 m. The work done is
100 J
173 J
200 J
0 J
3.
A satellite in a circular orbit has gravitational force acting on it. The work done by gravity per orbit is
positive
negative
zero
equal to mgh
4.
What does the area under a force-displacement graph represent?
Power
Momentum
Work done
Acceleration
5.
A friction force of 30 N acts against a block sliding 5.0 m. The work done by friction is
+150 J
−150 J
0 J
−6 J
6.
Which unit is equivalent to the joule?
kg m s−1
N m
N s
W s−1
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Part of Theme A — Space, Time and Motion — see every lesson and quiz in this unit.
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