15 questions calculation energy usage in kWh and using cost per unit to calculate total cost of running appliances.
solutions sheet included
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20+ practice questions
students are given values of variables, and asked to calculate the value of a variable that they decide they can, using any of the equations given.
last few questions have multiple variables that can be calculated from what information is given.
45+ questions using E = QV
calculate each variable
different unit conversions required
focus on repetition, with progressive difficulty
answersheet included
30 Practice Questions
Rearranging equations containing 3 or 4 quantities.
Rearranging will involve multiplication and division of quantities.
Worksheet can be used as individual class activity, homework, or whole class practice/modelling before individual practice.
Lots of repetition to build confidence.
Levelled questions to create a sense of progress and achievement.
Students can work through at their own pace (differentiation).
15 questions using E = Pt with kWh for electrical usage
solutions sheet included
costs of electricity not included. skill focus is still rearranging equations
Costs worksheet to be uploaded soon.
25+ practice questions
students are given values of variables, and asked to calculate the value of a variable that they decide they can, using any of the equations given.