To help you for the quiz here are some helpful studying tips:
Studying Tips
- Start early!
- Do a little bit each day.
- Give yourself a time limit and try to do the problems without looking at the solutions.
- Write your own test questions.
DO NOT look at the answers first.
DO NOT memorize the text book.
DO NOT memorize formulas (you will get a formula sheet!)
Quiz Topics
- Electric Current
- Electric Potential Difference
- Power
- Percent Efficiency
- Measuring Current and Potential Difference
- Cost of Electricity
Review
Here are some handouts to help you review for Power and Efficiency,
There is one new item for today:
Power can be calculated if you know the current and electric potential difference.
To help you guys with reviewing and thinking about the quiz, I asked each of you to write your own questions that you think will be good for the quiz. I will take one of the best ones and put it on the quiz! So have a look at what your fellow students wrote.
Student Question:
A laptop computer uses a 80W adapter when it is plugged in. Electricity costs 8 cents /kWh how much would it cost to use the laptop for 1 year for 6 hours a day.
More student questions:
Even more review!
- Current Electricity Practice Problems
- Power and Efficiency Practice Problems (with solutions!)
Homework
- Effectively study for the quiz.
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