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Parallel Circuits    

In a parallel circuit, the resistance of the entire circuit decreases as resistors (bulbs, in this case) are added. At the same time, the power used by the circuit increases when bulbs are added. The voltage, however, remains constant across the components of the circuit.

Click here for applicable science standards       Indicates the level of technology required for the lab activity.  Good for grade levels 5 through 9     
 

Required Equipment
Genecon, Series/Parallel Bulb Board, mini bulbs, voltmeter, ammeter.

Acknowledgements: Thank you to Merrill Falk for his work in developing this lab. Merrill is an award-winning high school physics teacher at Milan High School in Michigan and author of the Genecon Experiment Manual.

Download Teacher Notes and Student Worksheets

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Recommended quantity per lab group: 1

   P6-2631
                                         
  Genecon                                  Add To Cart
  $56.00  Product Details

         
 

Recommended quantity per lab group: 1

   P6-1120
                                         
  Series / Parallel Bulb Board                                  Add To Cart
  $30.00  Product Details

         
 

Recommended quantity per lab group: 3

   P6-1407
                                         
  3.2V Miniature Bulbs (Pack of 10)                                  Add To Cart
  $6.00  Product Details

         
 

Recommended quantity per lab group: 1

   P6-8020
                                         
  Dual Ammeter/Voltmeter                                  Add To Cart
  $20.00  Product Details

         

Recommended quantity per lab group: 1

The "Mini Bulbs" required for this lab are included with the Series/Parallel Bulb Board but are also listed separately for those that may have their own bulb bases.

 
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Genecon Hand Generator
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