
How do we measure the gravitational constant?
Daniel and Kelly’s Extraordinary Universe
00:00
The Newtonian Formula for Gravity
The gravitational constant G is the number that defines the strength of gravity. It's a similar structure to other forces, right? Like electrostatic repulsion between two objects like two electrons or whatever has the same structure and it also has a constant in front of it. So each of the forces you can write using this kind of equation and each one has a Constant in front ofit that tells you how powerful the force is.
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