TY - GEN AU - Jacobs,D M AU - Michaels,C F AU - Runeson,S TI - Learning to perceive the relative mass of colliding balls: the effects of ratio scaling and feedback SN - 0031-5117 PY - 2001///0215 KW - Acceleration KW - Biomechanical Phenomena KW - Feedback KW - Humans KW - Motion Perception KW - Orientation KW - Psychophysics KW - Weight Perception N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.3758/bf03212135 ER -