Lesson: Introduction to Gear Trains

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Overview: 
The goal of this lesson is to give students some additional hands-on experience with the NXT kits parts and introduce the idea of gear trains (which is explored in more detail in the Getting in Gear lesson).
Objectives: 

Students will be able to:

1. Describe how the relative size of the gears on a crank and a wheel in a gear train determine performance

2. Relate the gear train behavior to the example of a bicycle on a hill

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tags: 
BEHS NXT PPT
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