 Brought to you by Barr/Batten.  Does your clock radio wake you in the morning?  The source of electrical energy lies in the forces between electric.

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Electric Charge & Static Electricity
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Presentation transcript:

 Brought to you by Barr/Batten

 Does your clock radio wake you in the morning?  The source of electrical energy lies in the forces between electric charges in atoms

 Electric Charges o Positive (Proton) o Negative (Electron) o Neutral (Neutron) o Atoms are neutral so # of protons and electrons are equal

 Static Charge Imbalance of electric charge on an object o Electric Discharge Movement of static charge from one object to another– spark when you touch the doorknob o Lightning Example of static discharge o Lightning Safety On average lightning strikes about 400 people in the US If the time between lightning and thunder is less than 30 sec, seek shelter for 30 min until after the last flash o Grounding The process of providing a path to drain excess charge into Earth – lightning rods