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practice testMultiple Choice

Practice Test

Question 1 • Physics

In the equation for the gravitational force between two objects, what does cap g represent?

Answer
A
the gravitational acceleration
B
the gravitational force
C
the gravitational constant
D
the gravitational field strength

Explanation

In Newton’s law of gravitation, F = Gm₁m₂/r², capital G is the universal gravitational constant. It is a fixed constant used to calculate the force between two masses; the force itself is F, while gravitational acceleration or field strength is often represented by lowercase g.

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