The document lists the 7 base SI units used in the international system of measurement: meter (length), kilogram (mass), second (time), ampere (electric current), kelvin (thermodynamic temperature), mole (amount of substance), and candela (luminous intensity). It also defines the common metric prefixes and their meaning: kilo (103), hecto (102), deca (10), deci (10-1), centi (10-2), and milli (10-3).

1. Mefemetics! By Murphski, Papa, and Mogi

2. What are the 7 base SI units? Base quantity Name Symbol length meter m mass kilogram kg time second s electric current ampere A thermodynamic temperature kelvin K amount of substance mole mol luminous intensity candela cd

3. Metres Length Metres m

4. Mass Mass Kilograms kg

5. Time Time Seconds s

6. Electric Current Electric Current Amperes A

7. Thermodynamic Temperature Thermodynamic Temperature Kelvin K

8. Amount of substance Amount of substance Moles mol

9. Luminous Intensity Luminous intensity Candela cd

10. What do the prefixes mean? Factor 10³ 10² 10-¹ 10-¹ 10-² 10-³ Name kilo hecto deca deci centi milli Symbol k h da d c m