Power to the Pedal

Entrepreneurs in Asheville take green vehicles to a new level, utilizing mechanical engineering and electronics to create an electric assist recumbent vehicle.

NGSS Performance Expectation: Construct, use, and present arguments to support the claim that when the motion energy of an object changes, energy is transferred to or from the object.

Grade 7 NC Essential Science Standard: Understand forms of energy, energy transfer and transformation and conservation in mechanical systems. 

Discussion Questions

  1. Where does the initial energy come from to move the bike?
  2. How does pedaling a wheel move a regular bicycle forward?
  3. How does pedaling a wheel generate electricity on the electric trike?
  4. How is that electric energy stored for future use?
  5. How does a battery store energy?
  6. How are magnets involved in this process? 

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