What’s a dance illusion?
The spinning dancer, also known as the silhouette illusion, is a kinetic, bistable, animated optical illusion originally distributed as a GIF animation showing a silhouette of a pirouetting female dancer.
Is an illusion a turn?
An illusion turn (or simply illusion ) is performed by keeping the working leg aligned with the torso while, simultaneously, a 360 degree spin is executed while the torso pivots down and then back up at the hip. Illusions are commonly performed in jazz dance and rhythmic gymnastics.
What direction is the girl spinning?
A video on Youtube explains that this has to do with which side of your brain is more dominant. If your right hemisphere dominates, you see her spin clockwise; if your left brain dominates, then you see her move counterclockwise. And apparently, people with high IQs can see the girl spinning in both directions.
What is the most famous optical illusion?
- 1 Troxler’s Effect. Source: Mighty Optical Illusions.
- 2 Chubb Illusion (luminance) Source: Wikimedia.
- 3 Checker Shadow Illusion (contrast) Source: MIT.
- 4 Lilac Chaser (color)
- 5 The Poggendorff Illusion (geometric)
- 6 Shepard’s Tables (size)
- 7 Kanizsa’s Triangle (Gestalt effect)
- 8 Impossible Trident (impossible objects)
What is a wolf turn in gymnastics?
As the female gymnasts at the Rio Olympics seek to add difficulty to their routines, many of them have sunk to a new low. It’s called a wolf turn. It starts with a squat on one leg, with the other leg stretched to the side.