P4 0.0 / 5 ? PhysicsElectronsGCSEOCR Created by: _elliemaycoleCreated on: 11-04-16 11:47 What does an atom consist of? A small positively charged nucleus surrounded by an equal number of negatively charged electrons. 1 of 8 How do you know if an atom is stable and neutral? Equal number of +/- charges. 2 of 8 Law of Electric Charge It states that LIKE charges REPEL, UNLIKE charges attract. 3 of 8 What happens when a polythene rod is rubbed with a duster? Electrons transfer from the duster to the polythene. The polythene rod becomes neg charged. 4 of 8 What happens when an acetate rod is rubbed with a duster? The electrons tranfer from the acetate to duster. The acetate rod is + charged. 5 of 8 What are all electrostatic effects due to? Movement of electrons. 6 of 8 Charged atoms or molecules are called...? Ions. 7 of 8 What is a nucleon? A particle found in the nucleus. Therefore protons and neutrons are nucleons. 8 of 8
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