Classical mechanics / inertia motion laboratory

3D Newton's First Law Simulation

NET FORCE DETERMINES CHANGE IN VELOCITY

Compare rest, constant motion, balanced forces, friction, and sudden stops.

Live system values

3D lab

Test motion and inertia

Guided experiment

Ready. Press Run or choose an experiment.

Cart mass

Initial velocity

Applied force

Friction force

Net horizontal force

Acceleration

Tap the cart, passenger, force gate, rough patch, track, or barrier to inspect it.

Timing & playback

Force duration

Passenger seat belt

Simulation speed 1×

Cart sound

View, focus & graph

Zoom 1×

3D tilt 24°

Inspect a part

Expand caption values