Static electricity topic check
Check G3 Pure / O-Level Physics charging, induction and electric fields, then practise explaining electrostatic forces, uses and hazards.
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Learning goals
- State that charges are positive or negative and are measured in coulombs
- State that like charges repel and unlike charges attract
- Describe an electric field as a region where charge experiences force
- Recall that the field lines of an isolated point charge give the direction of the force on a positive test charge
- Draw the directed electric field of an isolated point charge
- Interpret the electric-field pattern between two isolated point charges
- Draw the electric-field pattern between two isolated point charges
- Explain charging by rubbing as electron transfer
- Describe experiments that charge a conductor by induction
- Describe potential electrostatic-charging hazards
- Describe an electrostatic precipitator and transfer the principle
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