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The first law of motion can be referred to as "The law of inertia" so what would you call the second?

2007-11-19 05:43:02 · 5 answers · asked by Anonymous in Science & Mathematics Physics

5 answers

There are 2 ways to look at it.

Cartoon Law II
==============
Any body in motion will tend to remain in motion until solid matter
intervenes suddenly.

Whether shot from a cannon or in hot pursuit on foot, cartoon characters
are so absolute in their momentum that only a telephone pole or an outsize
boulder retards their forward motion absolutely. Sir Isaac Newton called
this sudden termination of motion the stooge's surcease.

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Newton's law:

The acceleration of an object as produced by a net force is directly proportional to the magnitude of the net force, in the same direction as the net force, and inversely proportional to the mass of the object.

a=F/m
m=F/a

2007-11-19 05:58:31 · answer #1 · answered by Yahoo! 5 · 0 0

When a mass is given power to move, it experiences an initial maximal acceleration .The product of the mass and its acceleration results as a force which moves at a particular velocity.

The product of the force and the velocity that the force moves is equal to the power of the motion.
Power =force x velocity

Force = Power /velocity=mass x acceleration

So Newton 's 2nd law is a "Law of force" that applies when a mass moves inertially.

Basically Newtons 3 laws of motion apply to non -Gravitational motion.The power in inertial motion is constant thruout the period of the motion.

In Gravitational motion the Gravity power is not constant , but continually changes during the motion of a mass as per the influence of the Gravity phenomenon.

2007-11-19 14:31:56 · answer #2 · answered by goring 6 · 0 0

The Law of Acceleration.

2007-11-19 13:58:51 · answer #3 · answered by T H 2 · 0 0

Law of Acceleration

2007-11-19 13:56:51 · answer #4 · answered by FJSL 2 · 1 0

Newton's 2nd law refers to the rate of change of momentum being proportional to the applied force and in the same directio of the force. This would then become the Law of Conservation of momentum .

2007-11-19 14:09:50 · answer #5 · answered by Anonymous · 0 0

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