Subjects / LC Physics / Mechanics
Orbits, Kepler's third law and escape velocity (2025 spec)
Satellite orbits (near-Earth and geostationary), Kepler's third law T² = 4π²R³/GM and escape velocity v = √(2GM/R). Added for the revised specification (students starting 5th year from September 2025).
5th Year6th Year Higher
Helps to know first:
Circular motion, Gravitation
15practice questions
Match the pairs: 1 · Multiple choice: 7 · Numeric answer: 4 · Put in order: 1 · Short answer: 2
Each question has up to three hints, a worked explanation, and is tracked in your progress and review plan.
Practise this topic