Is Newton's First Law an actual law, or just the definition of force?
36490
Why is Newton's first law necessary?
142081
Can something without mass exert a force?
118465
Can Hooke's law be derived?
58583
Is the normal force a conservative force?
137520
How force is mass times acceleration?
42272
What sets a "Law" apart from a "Rule" or a "Principle"?
54285
Is there a rotational equivalent to newtons laws?
135666
Can one of Newton's Laws of motion be derived from other Newton's Laws of motion?
21259
The distance square in the Newton's law of universal gravitation is really a square?
96812
A concise definition of a frame of reference in Newtonian mechanics?
81967
Second law of Newton for variable mass systems
32311
Is there a difference between Weight and Force of Gravity?
71041
What is the underlying explanation behind fictitious/pseudo forces?
126142
Action principle, Lagrangian mechanics, Hamiltonian mechanics, and conservation laws when assuming Aristotelian mechanics $F=mv$
67440
What does the statement "the laws of physics are invariant" mean?
5059
Singularity in Newton's gravitational law
155774
How does Newton's first law asserts the existence of inertial frames?