What Is the Formula for the Acceleration of Two Bodies Towards Each Other?

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SUMMARY

The formula for calculating the acceleration of two bodies towards each other is derived from Newton's law of universal gravitation. The gravitational force between two masses can be expressed as F = G(m1*m2)/r², where G is the gravitational constant, m1 and m2 are the masses, and r is the distance between their centers. This force results in acceleration, which can be calculated using Newton's second law, F = ma. Therefore, the acceleration of each body can be determined by rearranging these equations.

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  • Understanding of Newton's laws of motion
  • Familiarity with the concept of gravitational force
  • Knowledge of the gravitational constant (G)
  • Basic algebra for rearranging equations
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Does anyone remember the formula used for finding the acceleration of two bodies towards each other, such as the sun towards the earth?
 
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Littlemin5 said:
Does anyone remember the formula used for finding the acceleration of two bodies towards each other, such as the sun towards the earth?

Sure. Force causes acceleration (remember the formula for that?). The force between two masses is another formula that is good to commit to memory. Google gravitational force, and click on the first hit.

Is this for homework? I can move the thread to Homework Help, Intro Physics.
 

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