Static Electricity Flashcards
1
Q
Static Electricity
A
~ A build up of electric charge that can occur on good insulators e.g. polythene and perspex rods
2
Q
Polythene Rod
A
~ Gains electrons if a woollen cloth is rubbed on it (becomes negatively charged)
3
Q
Perspex Rod
A
~ Loses electrons if it is rubbed by a woollen cloth (becomes positively charged)
4
Q
What Charges Attract or Repel Eachother
A
~ unlike charges attract, like charges repel
5
Q
Gold Leaf Electroscope
A
Used To:
~ detect charge
~ show size of charge
~ test nature of charge
~ test for insulator or conductor
~ show size of potential difference
