Edexcel IGCSE Physics 8.4 Gravity & orbits
Practise recognising how gravity keeps moons, planets, comets and artificial satellites in orbit and drawing force directions on diagrams.
- Syllabus
- First assessment 2019
- Course
- Physics 4PH1
Exam points
- draw the gravitational force arrow towards the star, planet or galaxy centre
- distinguish what moons, planets and artificial satellites orbit
- link circular orbital motion to gravitational force acting inwards
8.4 Gravity and orbits question 1
This question is about astrophysics.
Diagrams A , B , C and D show different orbital paths for object Y orbiting object X .
Give the name of the force that causes one object to orbit another object in space.
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