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Rolling

physical science Maturity 7-9

A wheel moves in a special way.

Rolling animation.gif
Rolling animation.gif
It turns and moves forward at once. This is called rolling. It is easier to roll than to slide. Rolling helps cars and trains move.
Rolling Racers - Moment of inertia.ogv
Rolling Racers - Moment of inertia.ogv
Do you like to roll a ball?

47 words
🖼️ Images & Media (2)
File:Rolling animation.gif
Rolling animation.gif
Rolling Racers - Moment of inertia.ogv
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📚 Content adapted from Wikipedia | Readability: FK 14.7 | Vital Level 5