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.2.2 Newton’s First Law – Check yourself

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  • Questions count: 6
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
A spacecraft far from all masses moves at constant velocity. The resultant force on it is
Equal to its weight
Directed forwards
Zero
Equal to its momentum
2.
A passenger lurches forward when a bus brakes suddenly because
A forward force acts on them
Gravity increases
They tend to keep their original velocity
The bus pulls them
3.
A car moves at constant speed in a straight line. The driving force is 900 N. The total resistance is
900 N
0
450 N
1800 N
4.
A 2.0 kg object hangs at rest from a string. The tension is
0
2.0 N
9.8 N
19.6 N
5.
Which of the following statements about inertia is correct?
It is a force pushing forward
It depends on mass
It decreases with speed
It exists only for objects at rest
6.
A ball moves in a horizontal circle at constant speed. According to the first law, it
Is in equilibrium
Has no forces on it
Needs a forward force
Has a resultant force towards the centre
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Part of Theme A — Space, Time and Motion — see every lesson and quiz in this unit.
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