Section 5.1 American and Metric Measurement Systems

Metric System of Measurement

 

Metric System


Length, basic unit is meter

millimeter

centimeter

decimeter

meter

dekameter

hektometer

kilometer

1 mm

1 cm

1 dm

1 m

1dam

1hm

1 km

 

 

Weight, basic unit is gram

milligram

centigram

decigram

gram

dekagram

hektogram

kilogram

1 mg

1 cg

1 dg

1 g

1dag

1hg

1 kg

 

 

Volume, basic unit is liter

milliliter

centiliter

deciliter

liter

dekaliter

hektoliter

kiloliter

1 mL

1 cL

1 dL

1 L

1daL

1hL

1 kL

 

 

Conversion Procedure

Conversion from one unit to another requires conversion rate and could be done using the following procedure:

Procedure                                                       Example: Convert 1509g into kg

Find the relation between the units to be converted and units to be converted to

 or

Write the number of original units and replace original unit using conversion relationship with the new units

 

Example 1. Perform the following conversion:

a.       10m into cm                      Conversion rate is ,

then

b.      25000g into kg                  Conversion rate is , therefore

then

 

 Problem 1. Perform the following conversions:

  1. 12300mL into L
  2. 12kg into mg

US System of Measurement

 

Length

 

inch

foot

yard

mile

1 in

1 ft

1 yd

1 mi

 

 

Weight

 

ounce

pound

ton

1 oz

1 lb

1 T

 

 

 

     

 

Volume

            

Fluid ounce

cup

pint

quart

gallon

1 fl oz

1 c

1 pt

1 qt

1gal

 

 

 

 

 

 

 

Example 2. Perform the following conversion:

  1. 7ft into in                     Conversion relation , then
  2. 96oz into lb                 Conversion relation , therefore ,

then

 

 

 Problem 2. Perform the following conversions:

  1. 12qt into gals
  2. 5T into oz

 

Download Section 5.1 Metric and US Systems of Measurement