2 ms·

> looks like all points are moving away from each other ... Do you mean all particles are moving away from each other? I think the question here was what would

> looks like all points are moving away from each other ... Do you mean all particles are moving away from each other? I think the question here was what would it mean for "points" to move? What are points anyway?

hibbelig 7y ago
The analogy was dots on a balloon, and the next sentence used "points" instead of "dots" but meant the same analogy.
Koshkin 7y ago
A point (in space) is something that could be occupied by an object.