Curriculum
Course: IB Physics SL
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Curriculum

IB Physics SL

Theme A — Space, Time and Motion

0/80 Dr Dabour Hub Science Diagram and Course Material

Theme B — The Particulate Nature of Matter

0/87 Dr Dabour Hub Science Diagram and Course Material

Theme C — Wave Behaviour

0/60 Dr Dabour Hub Science Diagram and Course Material

Theme D — Fields

0/41 Dr Dabour Hub Science Diagram and Course Material

Theme E — Nuclear and Quantum Physics

0/59 Dr Dabour Hub Science Diagram and Course Material

Tools and Inquiry — IB Physics skills

0/54 Dr Dabour Hub Science Diagram and Course Material
Quiz

A.3.7 Conservation of Mechanical Energy – Check yourself

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  • Questions count: 6
  • Passing grade: B+
  • Time limit: 10 minutes
Start Quiz
1.
A ball is dropped from rest from 5.0 m. Ignoring drag, its speed just before impact is
5.0 m s−1
9.9 m s−1
25 m s−1
49 m s−1
2.
A smooth slope gives a trolley speed v at the bottom. For a trolley of double the mass, the speed is
v/2
v
√2 v
2v
3.
A 2.0 kg object falls 10 m but reaches only 12 m s−1. Energy dissipated is
52 J
96 J
196 J
144 J
4.
A bob swings from rest at height h above its lowest point. At height h/2 its kinetic energy is
zero
half its maximum KE
equal to its maximum KE
twice its maximum KE
5.
Which force does no work on a block sliding across a smooth horizontal table?
Normal force
Applied push in direction of motion
Friction
Component of weight along the motion
6.
A roller-coaster car at the top of the first hill has speed zero at height 30 m. Another hill 25 m high is encountered with no friction. Speed at its top is
0
9.9 m s−1
24 m s−1
11 m 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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