1. Accuracy - how close a measurement is to an accepted value

2. Density - mass per unit of volume

3. Kelvin - the standard SI unit for temperature

4. Kilogram - SI unit for mass

5. Liter - SI unit for volume

6. Mass - the amount of matter in an object

7. Meniscus - curved upper surface of a liquid in a container

8. Meter - SI unit of length

9. SI - a system of units used worldwide

10. Significant digits - numbers that result from a measurement

11. Standard - an exact quantity used for comparison

12. Volume - the space an object takes up

13. Weight - the measured pull of gravity on an object

14. Second - SI unit for time