Answer:
The correct answer is "The significance of the word universal in Newton’s law of universal gravitation is the fact that it applies to all particles in the universe".
Explanation:
The significance of the word universal in Newton’s law of universal gravitation is the fact that it applies to all particles in the universe. Isaac Newton is one of the most famous and celebrated scientists, being a pioneer of multiple fields of science. One of his most important contributions came from his work on universal gravitation. In this work Newton establish the formula that explains the level at which every particle in the whole universe attracts other particles.
