Energy
Explore energy with interactive experiments. Design a roller coaster and watch kinetic and potential energy swap, bounce balls, balance levers, heat and melt ice, and power a town with wind, solar and hydro energy.
Energy experiments
Roller Coaster Designer
Build a track and watch the energy bars swap.
Try it nowBouncing Ball
See how much energy each ball loses on every bounce.
Try it nowSimple Machines
Balance see-saws and lift heavy loads with pulleys.
Try it nowWork and Power Gym
Lift weights fast and slow and compare the power.
Try it nowMelt and Boil
Heat ice and watch the particles and the temperature.
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Key equations
KE = ½ m v²PE = m g hW = F × dP = W ÷ t