Bat and ball impacts
The forces and energy transfer of bouncing ball
The motion and energy in bungy jumping (model)
The motion and energy in weightlifting
The motion and energy in long jump
The motion and energy in pole vaulting
Flight of a shuttlecock
Energy delivered by a catapult
Effect of spikes on sprinting shoes
Sweet spot of a tennis racket
Motion of a yoyo
Friction of different shoes
Shock absorption of different materials
Shock absorption of running shoes
Rising bubbles
Viscosity of oils
Surface Tension
Terminal velocity of parachutes.
Friction when an object falls from air to water.
Viscosity of honey
Performance of a parachute
Terminal velocities of rain drops
Torsion Pendulum
Towel slipping off a towel rail
Motion of a supermarket trolley
Energy in a wind-up toy
Flight of paper planes
Kites
Thrust of a propeller (in air, or in water)
Bifilar pendulums
Simulation of impacts using the linear air track
The terminal velocity of balloons.
Static friction between two surfaces
Analysing the flight of a table tennis ball
The bounce time of a ball
Energy changes when trampolining
Comparison of lubricants in reducing friction
Braking distance on a bicycle
Air resistance on a skateboard rider or cyclist
Force exerted on the starting block by an athlete
Potential energy stored in a track shoe sole
How protective are padded postal packages?
Energy stored in a stretched rubber band
The oscillation of a weighted cantilever.
Simulation of the impact of a head with the dashboard.
The friction between shoe soles and various flooring materials