Most Collisions Are Secretly in One Dimension
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This video is about elastic and inelastic collisions in 1D, 2D and 3D - and how the collision of conservation of energy with conservation of momentum, plus a secret direction, results in a completely predetermined behavior for most collisions.
REFERENCES
1D Collision Calculator:
http://hyperphysics.phy-astr.gsu.edu/hbase/col1d.html#c1
Elastic collision of spheres Wolfram
https://demonstrations.wolfram.com/ElasticCollisionsOfTwoSpheres/
Oblique collisions of two 2D spheres
https://iopscience.iop.org/article/10.1088/1361-6404/aab330
Ballistic Pendulum
http://hyperphysics.phy-astr.gsu.edu/hbase/balpen.html
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