Fichas
Physics
Fichas del conjunto (8)
- 1What happens when a piece of plastic becomes negatively charged?To become negatively charged an object gains electrons.
- 2Why would a charged balloon stick to an uncharged wall?The negative charge on the balloon induces a charge on the wall and so sticks.
- 3How is a build up of static avoided when refuelling an aircraft?Earthing both vehicles prevents the build up of static.
- 4What can be said about a cloth and a plastic rod when they are rubbed together?What can be said about a cloth and a plastic rod when they are rubbed together?
You said: The cloth and rod have the same charge
Incorrect.
The cloth and the rod have equal but opposite charges when rubbed together. - 5If a charged object is brought near to an uncharged one, what happens?They attract.
- 6Where in an atom are the electrons?Electrons are found in shells around the nucleus.
- 7How does static electricity build up when walking on a carpet?Carpets are not conductors of electricity and so are not part of a circuit. Friction allows static electricity to build up.
- 8Which of the following is an advantage of static electricity?Waste gases are cleaned of dust particles.
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- Edexcel (Static and current electricity) Physics Fichas sobre Physics, creado por MollieSimpson el 07/01/2014.
- Creado por
- MollieSimpson
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