Objective: To learn bout power and how power lint to all that we have learnt about energy
Learning Outcomes:
Core: level 4
State the unit of power as the watt and kilowatt.
With support, rank electrical appliances in order of power.
Identify ‘wasted’ and ‘useful’ energy transfers in electrical devices.
Challenge: level 6
Calculate the energy transferred by an electrical device.
Calculate the efficiency of a device from power ratings.
Find the wasted power of a device.
Aspire: level 8
Compare the power ratings of devices using standard form.
Apply the efficiency equation in a range of situations, including rearrangement of the equation.
Combine the electrical power equation with other equations to solve complex problems.
Learning Outcomes:
Core: level 4
State the unit of power as the watt and kilowatt.
With support, rank electrical appliances in order of power.
Identify ‘wasted’ and ‘useful’ energy transfers in electrical devices.
Challenge: level 6
Calculate the energy transferred by an electrical device.
Calculate the efficiency of a device from power ratings.
Find the wasted power of a device.
Aspire: level 8
Compare the power ratings of devices using standard form.
Apply the efficiency equation in a range of situations, including rearrangement of the equation.
Combine the electrical power equation with other equations to solve complex problems.
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