it is called a suminagashi it is Ebru art and marble art
<span>A post-secondary school that has a set of requirements for admission is called a selective college. This means that not everyone can enroll there - students have to have a high GPA, but also participate in a lot of extracurricular activities, community service, etc. There are more demands to get in a selective college than a non-selective one.</span>
They are quite common in most forms of art seems to be the best answer for your question :)
In the Lord of the Rings, to make Elijah Wood (Frodo) look smaller, they made him stand/sit in a way where he is farther away, but you can't tell he's farther away because it is an illusion.
