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

D.1.3 Gravitational Field Lines – Check yourself

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  • Questions count: 6
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
In a gravitational field diagram the lines being closer together indicates
a weaker field
a repulsive field
a stronger field
a uniform field
2.
The gravitational field lines around an isolated spherical mass are
radial lines pointing outwards
concentric circles
parallel straight lines
radial lines pointing inwards
3.
Over a small region near the Earth's surface the field is represented by
diverging lines
parallel, equally spaced lines
concentric circles
lines that cross
4.
The distance from a planet's centre doubles. The line density of its field becomes
one half
double
one quarter
one eighth
5.
Two equal masses are placed a distance d apart. Where is the resultant field zero?
at the midpoint
at each mass
nowhere
at a distance d from each mass
6.
Which statement about gravitational field lines is incorrect?
They never cross
They can cross at a neutral point
They point towards masses
Their closeness shows strength
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Part of Theme D — Fields — see every lesson and quiz in this unit.
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