3 ms·
There is also no air inside and nobody's actually blowing. It's an analogy.
by varjag 3y ago
There is also no air inside and nobody's actually blowing. It's an analogy.
- theferalrobot 3y agoIt is an analogy that is used to describe spacetime curvature though… its the wrong analogy.
- varjag 3y agoNo it's an analogy used to describe inflation with no boundary.
- oneshtein 3y agoAir balloon has clear boundary.
- consilient 3y agoThe volume enclosed by the balloon's surface has a boundary, the surface itself does not.