Metric System ReviewMetric System Review

Metric System-universal system of Metric System-universal system of measurement developed in France near the measurement developed in France near the end of the 18end of the 18thth century. century.

Used in scientific work universally.Used in scientific work universally. In general use in all countries except In general use in all countries except

the US, G. Britain, & other english the US, G. Britain, & other english speaking backgrounds.speaking backgrounds.

Metric Act Conversion of 1975- US Metric Act Conversion of 1975- US formally committed to encourage, but formally committed to encourage, but not require, the change to metric not require, the change to metric measurement.measurement.

Metric system is a decimal Metric system is a decimal system.system. Prefixes are used to expand the basic Prefixes are used to expand the basic

metric system.metric system.

Latin prefixes identify descending values.Latin prefixes identify descending values.1.1. deci= 0.1deci= 0.1 2. centi= 0.012. centi= 0.01 3. 3.

milli= 0.001milli= 0.001

Greek prefixes identify ascending values.Greek prefixes identify ascending values.1. deka= 101. deka= 10 2. hecto= 1002. hecto= 100 3. kilo= 3. kilo=

10001000

Basic Units of the Metric Basic Units of the Metric SystemSystem

Length/Distance is expressed in Length/Distance is expressed in metersmeters (m). (m).

Mass is expressed in Mass is expressed in gramsgrams (g). (g). Volume is expressed in Volume is expressed in litersliters

(L).(L).

Metric EquivalentsMetric Equivalents

Length= Meter (m)Length= Meter (m)

1 meter= 100 cm1 meter= 100 cm

1 centimeter (cm)= 10 mm1 centimeter (cm)= 10 mm

1 kilometer (km)= 1000 m1 kilometer (km)= 1000 m

1 decimeter (dm)= 0.1 m1 decimeter (dm)= 0.1 m

1 dekameter (da)= 10 m1 dekameter (da)= 10 m

Metric EquivalentsMetric Equivalents

Mass= Gram (g)Mass= Gram (g)

1 kilogram= 1000 g1 kilogram= 1000 g

1 gram= 1000 mg1 gram= 1000 mg

Volume= Liter (L)Volume= Liter (L)

1 kiloliter= 1000 L1 kiloliter= 1000 L

1 liter= 1000 ml1 liter= 1000 ml