Across
- 2. Mass divided by volume
- 5. Any ratio of two units such as density is known as a _______ ________.
- 6. We use significant digits to indicate the _____________ of a measurement.
- 7. We consider significant figures only when our number is ____________.
- 8. 0.001 of
Down
- 1. All digits we are certain of in a measurement, plus one estimated digit are known as _____________ ______________
- 3. The digit recorded for a measurement on the very right of the number is always ____________ by the person conducting the measurement or by the measuring device.
- 4. The plan for each conversion problem begins with the ______________ ________________number: a quantity with a unit which is NOT an equality, nor a conversion factor.