Physics revision P2.3 static electricity 0.0 / 5 ? PhysicsElectricityGCSEAQA Created by: melisaCreated on: 18-09-13 22:52 What happens when a piece of plastic becomes negatively charged? Gains electrons 1 of 8 Why would a charged balloon stick to an uncharged wall? The balloon sticks by inducing a charge on the wall 2 of 8 How is a build up of static avoided when refuelling an aircraft? The refuelling tanker and the aircraft are both earthed 3 of 8 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. 4 of 8 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? 5 of 8 Where in an atom are the electrons? Electrons are found in shells around the nucleus. 6 of 8 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. 7 of 8 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. 8 of 8
Comments
No comments have yet been made