1. Metric System Metric: to measure International System (SI) Based on # 10

2. Mass Amount of matter in a substance Unit: gram Symbol: g Tool: Balance or Scale English: ounce, pound, ton

3. Length Distance between points Unit: meter Symbol: m Tool: Meterstick or Ruler English: inch, foot, yard, mile

4. Area Amount of surface of a solid (length X width) Unit: meters squared Symbol: m 2 Tool: Meterstick or Ruler

5. Volume Amount of space a substance occupies Unit: liter Symbol: L or cm³ Tool: Graduated Cylinder English: pint, quart, gallon

6. Temperature Relative heat of substance Unit: degree Celsius Symbol: °C Tool: Thermometer English: Fahrenheit

9. PrefixSymbol Fraction Decimal Kilo-k1000 Milli-m1/10000.001 Centi-c1/1000.01 Deci-d1/100.1

10. k h da d c m

11. King (kilo-) Henry (hecto-) Died (deca-) Monday (m) Drinking (deci-) Chocolate (centi-) Milk (milli-) Oh, Snap!

12. k h da d c m m g L milli- kilo- hecto- deka- deci- centi-

13. k h da d c m 17 mm = ____cm mm cm Up 1 Step Move 1 to Left 1.7

14. 2.5 m = ____cm Down 2 steps Right 2 places 2.5 m = 250 cm

15. 1.6 mm = ____km Up 6 steps Left 6 places 1.6 mm =.0000016 km

16. 6.3 km = ____cm Down 5 steps Right 5 places 6.3 km = 630,000 cm