Contact Forces, Kicking a Ball, Tug of War, A Gust of Wind, Lifting Weights, Pedaling a Bicycle, A Parachute Opening, Rubbing Hands Together, Noncontact Forces, Apple Falling From a Tree, Magnet Pulling Paperclips, Pendulum Swinging**, Ocean Tides, Hair Sticking to a Balloon

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Rangliste

Visuel stil

Indstillinger

Skift skabelon

Gendan automatisk gemt: ?