Metrics UMI July 14, 2015 Commonly used metric

Metrics UMI July 14, 2015 Commonly used metric

Metrics UMI July 14, 2015 Commonly used metric system units and symbol Quantity measured Length, width, distance, thickness, girth, etc. Mass (weight)* Unit Symbol millimeter mm 10 mm = 1 cm centimeter cm 100 cm

= 1m meter m kilometer km 1 km = 1000 m milligram mg 1000 mg = 1g gram

g kilogram kg 1 kg = 1000 g 1t = 1000 kg metric ton t Time second s Temperature

degree Celsius C Area square meter m hectare ha square kilometer km milliliter mL cubic centimeter cm liter L

cubic meter m meter per second m/s kilometer per hour km/h Density kilogram per cubic meter kg/m Force newton N Pressure, stress kilopascal

kPa Power watt W kilowatt kW kilojoule kJ megajoule MJ kilowatt hour kWh ampere A Volume

Speed, velocity Energy Electric current Relationship 1 ha = 10 000 m 1 km = 100 ha 1000 mL = 1L 1 cm =

1 mL 1000 L = 1 m 1 km/h = 0.278 m/s 1 kW = 1000 W 1 MJ = 1000 kJ 1 kWh =

3.6 MJ Two Metrics 1. Linear Measure 2. Mass Name The Number Prefix Symbol trillion 1,000,000,000,000 tera T giga G Thebillion Metric System: 1,000,000,000 million

1,000,000 mega M thousand 1,000 kilo k hundred 100 hecto h ten 10 deka da

unit 1 tenth 0.1 deci d hundredth 0.01 centi c thousandth 0.001 milli m millionth

0.000 001 micro billionth 0.000 000 001 nano n trillionth 0.000 000 000 001 pico p metric prefixes Linear Measure: To measure the segment, such as length, width etc. Unit: 1. The Metric System 2. The English System

1. Metric System: Metric prefixes, combined with the base unit meter, name different units of length Unit Symbol kilometer hectometer dekameter meter decimeter centimeter millimeter km hm dm m dm cm mm Relationship to Base Unit 1000m 100m 10m base unit 1m

0.1m 0.01m 0.001m Example: Complete each of the following 1. 1.4 km = ______________ m 2. 285 mm = _____________ m 3. 0.03 km = _____________ cm Solve: 1. 1.4 km = 1400 m or 1.4 km = m 2. 285 mm = m 3. 0.03 km = 30 m = 3000 cm or Practice: Fill the Followings meter kilometer 2300 m 1 km meter kilometer 1000 m 1 km 4 km

2300 m 2.3 km 4000 m 4 km Solve: Practice: Fill the Following meter millimeter 23 m 1000 mm meter millimeter 1m 1000 mm 23m 23000 mm 3.5 m 3.5 m 3500 mm Solve:

Mass Measure: To measure Mass, Newton pointed out that in everyday life the word weight Is used for what is really mass Unit: 1. The Metric System 2. The English System 1. Metric System: Metric prefixes, combined with the base unit gram, name different units of mass Unit Symbol ton (metric) kilogram hectogram dekagram gram decigram centigram milligram t kg hg dag g dg

cg mg Relationship to Base Unit 1000000g 1000g 100g 10g base unit 1g 0.1g 0.01g 0.001g Example: Complete each of the following: Solve: or or or Thank you

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