science fair

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Issue:

Miscellaneous

 

Written by:

Rachel N

 

Date added:

September 21, 2015

 

Level:

University

 

Grade:

A

 

No of pages / words:

5 / 1363

 

Was viewed:

4369 times

 

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Essay content:

Current is used to measure how many electrons flow through the cell and amp is the basic unit for current. There are lots of important parts for regular batteries. They are the positive terminal and electrode, the negative terminal and electrode, and the electrolyte which is located between the two electrodes...
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The positive electrode is made out of a carbon rod. Powdered carbon and manganese oxide prevents hydrogen from forming on the carbon rod, which would stop the cell from working normally. For the negative electrode, Zinc is used, which serves, as a case for the cell. Electrons flow from the negative terminal through a wire in the device the battery is powering into the positive terminal (learning center)...
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