Physics A-Level
Gravitational constant G
What Gravitational constant G means in Physics A-Level, as defined for OCR.
Definition of Gravitational constant G
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Reference: OCR
A universal constant, approximately 6.67 × 10⁻¹¹ N m² kg⁻², appearing in F = −GMm/r².
Topics that use Gravitational constant G
- Newton’s law of gravitation (OCR A-Level)
Related terms
- Application outside the body
- Gravitational field strength
- Inverse-square law
- Newton’s law of gravitation
- Uniform gravitational field near the Earth's surface
- Vector nature of gravitational fields
- Attractive force between masses
- Limits of the uniform-field approximation
Using Gravitational constant G in the exam
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