From “Minute Physics”. ( YouTube / Nebula )

The first 200 people to https://brilliant.org/MinutePhysics/ get 20% off an annual Premium subscription to Brilliant.

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

Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics
Link to Patreon Supporters: http://www.minutephysics.com/supporters/

MinutePhysics is on twitter – @minutephysics
And facebook – http://facebook.com/minutephysics

Minute Physics provides an energetic and entertaining view of old and new problems in physics — all in a minute!

Created by Henry Reich