Physics · Momentum and Collisions

Collision Lab

Explore how mass, velocity and elasticity change the outcome of a collision. Choose a mode to begin.

Physics

Simulation tools

Keyboard help

Use Tab to move between controls, then use the keys below.

TabShift + Tab

Move to the next or previous control.

EnterSpace

Press a focused button or checkbox.

←→↑↓

Change a focused slider, or move a focused ball or velocity-arrow handle.

Shift + arrow

Move a focused ball or velocity handle in larger steps.

1234

Open the Intro, Explore 1D, Explore 2D or Inelastic mode.

M

Return to the mode selection screen.

R

Reset the active mode.

Space

Play or pause, when no other control is focused.

Esc

Close a menu or dialog, or leave full screen.

Pandai Simulation

Collision Lab

Version 0.5.1

Explore momentum conservation and elastic and inelastic collisions across four modes.

Change elasticity, mass and velocity, then play or step through the collision to see how momentum and kinetic energy behave.

Simulation support

Report an Issue

Tell us what went wrong so the simulation can be improved.

Issue Type
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Choose a simulation mode to begin.