Our moon being formed.

[u/howimetyourcakeshop]

[u/Peppers_16]

I - and movies for that matter - often forget that Earth is actually a liquid ball with a crispy crust on the outside. 

[u/Baronhousen → u/Peppers_16]

Not really, though. The mantle is not liquid. Only the outer portion of the core.

[u/touseure → u/Baronhousen]

My geology professor always described its consistency as "cold toothpaste"

[u/Shradersofthelostark → u/touseure]

That was to discourage you from eating it

[u/ZzzzzPopPopPop → u/Shradersofthelostark]

Weird to assume I wouldn’t eat toothpaste

[u/jimmybilly100 → u/Shradersofthelostark]

Eating the mantle or cold toothpaste?

[u/Shradersofthelostark → u/jimmybilly100]

Yes