A ball moves in a straight line, then vanishes. Click where it would be now if it had kept moving at the same speed. 8 rounds.
This test is based on "representational momentum" โ a well-documented effect where the brain mentally continues an object's trajectory after it vanishes. It's a core mechanism behind catching a thrown ball or anticipating traffic hidden by an obstruction.
Related tests: Predictive Tracking or Smooth Pursuit Tracking.