Gear Ratio for the Junior Solar Sprint

How does gear ratio affect the speed of a model car? How can you find the best gear ratio? You should take this into account when building your own solar-powered car for a competition like the Junior Solar Sprint. See the Science Buddies website for an NGSS-aligned classroom lesson plan: https://www.sciencebuddies.org/teache... and instructions for an individual student science project: https://www.sciencebuddies.org/scienc.... Here is a video showing how to build a simple car:    • Build a Solar-Powered Car for the Jun...  



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