Physics revision P2.3 static electricity

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  • Created by: melisa
  • Created on: 18-09-13 22:52
What happens when a piece of plastic becomes negatively charged?
Gains electrons
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Why would a charged balloon stick to an uncharged wall?
The balloon sticks by inducing a charge on the wall
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How is a build up of static avoided when refuelling an aircraft?
The refuelling tanker and the aircraft are both earthed
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What can be said about a cloth and a plastic rod when they are rubbed together?
The cloth and the rod have equal but opposite charges when rubbed together.
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If a charged object is brought near to an uncharged one, what happens?
If a charged object is brought near to an uncharged one, what happens?
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Where in an atom are the electrons?
Electrons are found in shells around the nucleus.
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How does static electricity build up when walking on a carpet?
Electrons will move from one surface to another by friction. Friction allows static electricity to build up.
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Which of the following is an advantage of static electricity?
Dust being attracted to TV screens is a disadvantage of static electricity. Cleaning waste gases is an advantage.
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Card 2

Front

Why would a charged balloon stick to an uncharged wall?

Back

The balloon sticks by inducing a charge on the wall

Card 3

Front

How is a build up of static avoided when refuelling an aircraft?

Back

Preview of the front of card 3

Card 4

Front

What can be said about a cloth and a plastic rod when they are rubbed together?

Back

Preview of the front of card 4

Card 5

Front

If a charged object is brought near to an uncharged one, what happens?

Back

Preview of the front of card 5
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