Why is gravity visualized by putting a heavy object on a flat plane, creating the curved shape, when space is 3D?

Question

Wouldn’t it curve and pull objects in all directions?

In: 279

Answer 1

Short answer: yes, you got that exactly right.

The only reason to use a flat surface is that this is easier to visualize. A curved 3D space is just very hard to display in a way that people understand what is meant with it.