456359
Descrição
Quiz por Anna Le Page, atualizado more than 1 year ago
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Criado por Anna Le Page
quase 11 anos atrás
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Questão 1
Questão
What happens when a piece of plastic becomes negatively charged?
Responda
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Gains electrons
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Loses electrons
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Loses protons
Questão 2
Questão
Why would a charged balloon stick to an uncharged wall?
Responda
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The like charges attract
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The like charges repel
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The balloon sticks by inducing a charge on the wall
Questão 3
Questão
How is a build up of static avoided when refuelling an aircraft?
Responda
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The fuel is poured in slowly
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The refuelling tanker and the aircraft are both earthed
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The aircraft has insulating tyres
Questão 4
Questão
What can be said about a cloth and a plastic rod when they are rubbed together?
Responda
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The cloth and rod have the same charge
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The cloth and the rod have equal but opposite charges
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The cloth has twice as many opposite charges as the rod
Questão 5
Questão
If a charged object is brought near to an uncharged one, what happens?
Responda
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They attract
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They repel
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Nothing happens
Questão 6
Questão
Where in an atom are the electrons?
Responda
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In the nucleus
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Attached to the protons
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In shells, around the nucleus
Questão 7
Questão
How does static electricity build up when walking on a carpet?
Responda
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A carpet is part of an electric circuit
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The electrons prefer the carpet to the shoes
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Friction
Questão 8
Questão
Which of the following is an advantage of static electricity?
Responda
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Dust is attracted to TV screens
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Waste gases are cleaned of dust particles
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Clothes cling to each other after tumble drying
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