## Learning outcomes (By the end of this unit you should be able to...)

- Appreciate that energy can be transferred by an electric current.

- Understand the effects and uses of conductors and insulators.

- Appreciate that conductors allow the flow of current through them and insulators prohibit it.

- Be aware of the dangers of electricity and the hazards of poor insulation, overloading, and damp conditions.

- Understand the properties of simple electric circuits and the need for a complete circuit.

- Appreciate that charges producing static electricity are identical to those in circuits.

- Apply the idea of voltage numerically to circuits.

- Use the term potential difference correctly.

- Understand that voltage describes the amount of energy transferred between two points per charge.

- Recognise that voltmeters measure voltage, and ammeters measure current.

- Explain how voltmeters are used in circuits and what they measure.

- Calculate power, knowing voltage and current.

- Recognise that electrical resistance is caused by the impedance of charges.

- Use Ohm’s law to calculate properties of circuit components.

- Understand the way electric currents and magnetic fields interact.

- Know that magnetic materials have the ability to attract some materials but to attract and repel each other.

- Understand the meaning of the term magnetic field and know that the Earth is surrounded by one.

- Know that forces can act on an electric current when in a magnetic field.

- Understand the effects and uses of conductors and insulators.

- Appreciate that conductors allow the flow of current through them and insulators prohibit it.

- Be aware of the dangers of electricity and the hazards of poor insulation, overloading, and damp conditions.

- Understand the properties of simple electric circuits and the need for a complete circuit.

- Appreciate that charges producing static electricity are identical to those in circuits.

- Apply the idea of voltage numerically to circuits.

- Use the term potential difference correctly.

- Understand that voltage describes the amount of energy transferred between two points per charge.

- Recognise that voltmeters measure voltage, and ammeters measure current.

- Explain how voltmeters are used in circuits and what they measure.

- Calculate power, knowing voltage and current.

- Recognise that electrical resistance is caused by the impedance of charges.

- Use Ohm’s law to calculate properties of circuit components.

- Understand the way electric currents and magnetic fields interact.

- Know that magnetic materials have the ability to attract some materials but to attract and repel each other.

- Understand the meaning of the term magnetic field and know that the Earth is surrounded by one.

- Know that forces can act on an electric current when in a magnetic field.