What is Newton's first law?

A resultant force is required to change the motion of an object.

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What is Newton's second law (in words)?

The acceleration of an object is proportional to the resultant force acting on it, and inversely proportional to the object's mass.

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What is the equation that summarises Newton's second law?

resultant force (N) = mass (kg) x acceleration (m/s2)


F = ma

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What will happen to a moving object that has no resultant force acting upon it?

It will continue moving at the same velocity.

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