Lightening is a discharge of________?
a. magnetic force c. conduction
b. static electrictity d. insulation
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Lightning is a flash of light caused by discharge of static electricity between clouds. Although most of the lightening is between clouds it can also take place between a cloud and the ground. Thus the correct option for the given fill in the blank question is:
Lightning is a discharge of static electricity.
Thus among the given options, the option 'b' is right.
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