Electrical Efficiency LG: to understand how energy efficiency is calculated & use it to determine energy efficiency of household electrical devices.
Grade 9 Science – Unit 4 – Electricity #2 Series and Parallel Ohm’s LawResistance, Current and Voltage More R, V and I plus Power and Efficiency Producing.
Lesson 2 – Teacher plan – your house 2minutes – funky LEDs video play next slide without sound as students enter. Ask what they know about LEDs. Introduce.
