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

I saw this video when I had the same question as you. It shows a way to visualised general relativity in 3 dimensions. https://m.youtube.com/watch?v=wrwgIjBUYVc&pp=ygUKR3Jhdml0eSAzZA%3D%3D