

- Use scientific notation to represent quantities
- Work with electrical units and metric prefixes
- Convert from one unit with a metric prefix to another
- Express measured data with the proper number of significant digits
- Recognize electrical hazards and practice proper safety procedures
Key Terms
- Scientific notation
- Power of ten
- Exponent
- Engineering notation
- SI
- Metric prefix
- Accuracy
- Precision
- Significant digit
- Round off
- Electrical shock