Newton's Laws of Classical Mechanics are valid in which frames of reference?
Correct answer: Inertial frames of reference
Player #4595794
Coulda sworn Newton was born on 25 December.
I am not a number.
Player #4595794, you're both correct and not at the same time! England was still using the Julian calendar which was 10 days different from the Gregorian calendar at that point. He was born on December 25 1642 O.S. (old style) which is January 4, 1643 N.S. (new style).