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Examen
Physics GCSE chapter 2 - Electricity
Physics GCSE chapter 2 - Electricity 
 
 
 
 
/ give details on electric current - Answer--it is when charge flows 
-the charge in a electric current is carried by electrons 
-the unit is a (amps) 
 
/.what is conventional current - Answer-the flow of positive charge from the positive terminal of a cell to the negative terminal 
 
/.why are metals good conductors of electricity - Answer-they contain delocalised electrons, which are free to flow through the structure 
 
/.what is potential differ...