{"id":11294,"date":"2026-07-09T14:28:03","date_gmt":"2026-07-09T14:28:03","guid":{"rendered":"https:\/\/www.myengineeringbuddy.com\/blog\/conversion-of-units\/"},"modified":"2026-07-12T04:24:28","modified_gmt":"2026-07-12T04:24:28","slug":"conversion-of-units","status":"publish","type":"post","link":"https:\/\/www.myengineeringbuddy.com\/blog\/conversion-of-units\/","title":{"rendered":"Conversion of Units Explained: Methods, Formulas, and Quick Reference Tables"},"content":{"rendered":"\n<div style=\"background-color:#f8f8f8; border-left:4px solid #d0d0d0; padding:12px 16px; margin-bottom:20px;\"><strong>Key Takeaways<\/strong>\n<ul>\n<li>Unit conversion uses multiplicative factors to express the same quantity in different units.<\/li>\n<li>Dimensional analysis is a reliable method for converting between unit systems like SI and CGS.<\/li>\n<li>To convert larger units to smaller, multiply; to convert smaller to larger, divide.<\/li>\n<li>Pressure, temperature, energy, and length each have distinct conversion formulas and factors.<\/li>\n<\/ul><\/div>\n\n<h2>What is a Conversion of Units?<\/h2>\n<p>Conversion of units is the conversion between different units of measurements for the same physical quantity primarily through multiplicative conversion factors. Unit conversion is a foundational skill in <a href=\"https:\/\/www.myengineeringbuddy.com\/subject\/thermodynamics\/\">thermodynamics<\/a>, physics, chemistry, and engineering, where quantities must be expressed consistently across different measurement systems.<\/p>\n\n<h2>What is the Purpose of a Unit Conversion?<\/h2>\n<p>A unit conversion represents the same property as a different unit of measurement.<\/p>\n\n<p>For example, length can be expressed in centimetres instead of meters. A conversion factor is a numeric expression that enables a centimetre to be changed to a meter.<\/p>\n\n<p>Ex: Anyone wants to know how many seconds are in 2 hours and 20 minutes.<\/p>\n\n<p>Ans. We will change 2 hours and 20 minutes to the same units.<\/p>\n\n<p>We can write 2 hours as:<\/p>\n\n<p>2 hour = 2 \u00d7 60 minutes = 2 \u00d7 60 \u00d7 60 sec.<\/p>\n\n<p>\u21d2 2 hour = 7200 sec.<\/p>\n\n<p>and 20 minutes = 20 \u00d7 60 sec = 1200 sec.<\/p>\n\n<p>Hence, 2 hours 20 minutes = (7200 + 1200) sec = 8400 sec.<\/p>\n\n<h2>Conversion of Units in Chemistry, Physics, and Maths<\/h2>\n<p>We will try to understand the conversion of units in chemistry and physics through a numerical example. Problems in <a href=\"https:\/\/www.myengineeringbuddy.com\/subject\/fluid-mechanics\/\">fluid mechanics<\/a> and related engineering disciplines regularly require switching between unit systems, making this skill essential.<\/p>\n\n<p>Suppose an HCl molecule has a dipole moment of 3.4 \u00d7 10<sup>\u201330<\/sup> C.m. Assuming that equal and opposite charges lie on the two atoms to form a dipole. What is the magnitude of this charge? The separation between two atoms of HCl is 1\u00c5.<\/p>\n\n<p>Here in the above example, the separation between two atoms is in angstrom. We can convert angstrom into the meter as:<\/p>\n\n<p>1\u00c5 = 10<sup>\u201310<\/sup> m.<\/p>\n\n<p>So, we can write:<\/p>\n\n<p>P = qd \u21d2 3.4 \u00d7 10<sup>\u201330<\/sup> = q \u00d7 10<sup>\u201310<\/sup><\/p>\n\n<p>q = 3.4 \u00d7 10<sup>\u201320<\/sup> coulomb<\/p>\n\n<p>In mathematics, to change a larger unit to a smaller unit (e.g. kg to gram), first check the number of smaller units needed to make one larger unit. Then multiply that number by the larger units.<\/p>\n\n<p>To change a smaller unit to a larger unit (e.g. gram to kg), divide it by the number of smaller units needed to make 1 larger unit.<\/p>\n\n<p>For example:<\/p>\n\n<p>1 kg = 1000 gm = 10<sup>3<\/sup> gm<\/p>\n\n<p>1 gm = 10<sup>\u20133<\/sup> kg<\/p>\n\n<p>Students working through <a href=\"https:\/\/www.myengineeringbuddy.com\/subject\/transport-phenomena-momentum-heat-mass\/\">transport phenomena \u2014 momentum, heat, and mass<\/a> problems will encounter these conversions frequently when reconciling SI and CGS values.<\/p>\n\n<h2>How to Do Conversion of Units: Step by Step<\/h2>\n<p>Starting with a simple example: convert 2 km into meters. For this purpose, we will follow a system.<\/p>\n\n<ul>\n<li>Express the conversion as a fraction that equals 1.<\/li>\n<li>Multiplying it out (learning all units in the answer.)<\/li>\n<li>Cancel any units that are both numerator side and denominator side.<\/li>\n<\/ul>\n\n<p>Example: Convert 1 km\/hour to meter\/sec.<\/p>\n\n<p>We can write:<\/p>\n\n<p>$1frac{{km}}{h} = frac{{1,km}}{h} times frac{{1000,m}}{{1,km}} times frac{{1,h}}{{3600,sec }}$<\/p>\n\n<p>$Rightarrow 1frac{{km}}{h} = frac{{1000}}{{3600}}frac{m}{sec}$<\/p>\n\n<p>$1frac{{km}}{h} = frac{5}{{18}},m\/s$<\/p>\n\n<p>We can also convert units with the help of dimensional analysis.<\/p>\n\n<p>Example: The SI and CGS units of energy are joule and erg, respectively. How many ergs are equal to 1 joule?<\/p>\n\n<p>Ans. Dimensionally, Energy = mass \u00d7 (velocity)<sup>2<\/sup> = mass \u00d7 ${left( {frac{{length}}{{time}}} right)^2}$ = ML<sup>2<\/sup>T<sup>\u20132<\/sup><\/p>\n\n<p>So, 1 Joule = 1 kg. (1m)<sup>2<\/sup> (1sec)<sup>\u20132<\/sup><\/p>\n\n<p>1 erg = (1g) (1 cm)<sup>2<\/sup> (1 sec)<sup>\u20132<\/sup><\/p>\n\n<p>$frac{{1,Joule}}{{1,erg}} = left( {frac{{1,kg}}{{1,g}}} right){left( {frac{{1,m}}{{1,cm}}} right)^2}{left( {frac{{1,sec }}{{1,sec }}} right)^{-2}} = left( {frac{{1000,g}}{g}} right){left( {frac{{100,cm}}{{cm}}} right)^2}$<\/p>\n\n<p>= 10<sup>3<\/sup> \u00d7 10<sup>4<\/sup> = 10<sup>7<\/sup><\/p>\n\n<p>1 Joule = 10<sup>7<\/sup> erg<\/p>\n\n<p>Dimensional analysis is also widely applied in <a href=\"https:\/\/www.myengineeringbuddy.com\/subject\/computer-science\/\">computer science<\/a> contexts, such as when converting data storage units or timing values in algorithm analysis. Understanding the underlying method \u2014 not just the tables \u2014 is what allows students to handle unfamiliar conversions confidently.<\/p>\n\n<h2>How to Do Conversion of Units: Quick Tables<\/h2>\n\n<h3>Conversion of Units of Pressure<\/h3>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<thead>\n<tr style=\"background-color: #edfbfc;\">\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Unit<\/th>\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Equivalent<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 Psi<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">6.89 kPa<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 Bar<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">14.5 Psi = 100 kPa<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 Pa<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 N\/m<sup>2<\/sup><\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 Psi<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">6,891 Pa<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 Bar<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">10<sup>5<\/sup> N\/m<sup>2<\/sup> = 100 kPa<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 Torr<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 mm of Hg<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 atm<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">101.3 kPa = 760 mm of Hg = 14.70 Psi<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n<h3>Conversion of Units of Weight<\/h3>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<thead>\n<tr style=\"background-color: #edfbfc;\">\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Unit<\/th>\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Equivalent<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 ounce (Oz)<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">28.35 gm<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 pound (lb)<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">453.592 gm<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 kilogram (kg)<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1000 gm<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 ton metric (t)<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">2204.623 pound<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 ton<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">0.907 metric ton<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n<h3>Conversion of Units of Length<\/h3>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<thead>\n<tr style=\"background-color: #edfbfc;\">\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Unit<\/th>\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Equivalent<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 centimeter<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">10 millimeters<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 meter<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">100 cm<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 kilometer<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1000 meter<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 foot<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">12 inch<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 yard<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">3 feet<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 mile<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1760 yards<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 inch<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">2.54 centimeters<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 foot<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">30.48 centimeters<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 yard<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">91.44 centimeters<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 mile<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1609.344 meters<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 mile<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1.609344 kilometers<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 \u00c5<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">10<sup>\u201310<\/sup> meter<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n<h3>Conversion of Units of Temperature<\/h3>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<thead>\n<tr style=\"background-color: #edfbfc;\">\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Conversion<\/th>\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Formula<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">Celsius to Kelvin<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">K = C + 273.15<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">Kelvin to Celsius<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">C = K \u2013 273.15<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">Fahrenheit to Celsius<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">C = (F \u2013 32) \u00d7 5\/9<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">Celsius to Fahrenheit<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">F = C \u00d7 (9\/5) + 32<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">Fahrenheit to Kelvin<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">K = (F \u2013 32) \u00d7 5\/9 + 273.15<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">Kelvin to Fahrenheit<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">F = (K \u2013 273.15) \u00d7 9\/5 + 32<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n<h3>Conversion of Units of Volume<\/h3>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<thead>\n<tr style=\"background-color: #edfbfc;\">\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Unit<\/th>\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Equivalent<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 tablespoon<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">2 teaspoons = 14.78677 milliliters \u2248 15 milliliters<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 fluid ounce<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">2 tablespoons = 29.573 milliliters \u2248 30 milliliters<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 cup<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">8 fluid ounces = 236.588 milliliters \u2248 237 milliliters<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 pint<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">2 cups = 473.176 milliliters \u2248 473 milliliters<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 quart<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">2 pints = 946.352 milliliters \u2248 946 milliliters<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 gallon<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">4 quarts = 3.7854 liters \u2248 3.8 liters<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 gallon<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">128 fluid ounces = 3.7854 liters \u2248 3.8 liters<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 gallon<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">4 quarts = 8 pints = 16 cups = 128 fluid ounces<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 ml<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 cc = 10<sup>\u20136<\/sup> m<sup>3<\/sup><\/td><\/tr>\n<\/tbody>\n<\/table>\n\n<h3>Conversion of Units of Time<\/h3>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<thead>\n<tr style=\"background-color: #edfbfc;\">\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Unit<\/th>\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Equivalent<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 minute<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">60 seconds<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 hour<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">3,600 seconds<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 day<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">86,400 seconds<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 hour<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">60 minutes<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 day<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1,440 minutes<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 day<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">24 hours<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 week<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">168 hours<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 week<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">7 days<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 month<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">30 days<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 year<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">365 days<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 month<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">4 weeks<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 year<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">52 weeks<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 year<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">12 months<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 decade<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">10 years<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 century<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">100 years<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 millennium<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1,000 years<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n<h3>Conversion of Units of Energy<\/h3>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<thead>\n<tr style=\"background-color: #edfbfc;\">\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Unit<\/th>\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Equivalent<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 kJ<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">0.2388 kcal = 0.000278 kWh<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 kcal<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">4.1868 kJ = 0.001163 kWh<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 kWh<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">3600 kJ = 860 kcal<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 kg SKE<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">29308 kJ = 7000 kcal = 814 kWh<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 m<sup>3<\/sup> natural gas<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">31736 kJ = 7580 kcal = 8.816 kWh<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 kgoe<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">41868 kJ = 1000 kcal = 1163 kWh<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1000 J<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1000 Ws = 1 kJ<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1000 cal<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 kcal = 4186 kJ<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 Wh<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">3.6 kJ<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 kg SKE<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">29308 kJ<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 kg ROE<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">41868 kJ<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 (kg) oe<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">41868 kJ<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 m<sup>3<\/sup> Erdgas<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">31736 kJ<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 BTU<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">0.000293071 kWh = 1.05506 kJ<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 kpm<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">2.72 \u00d7 10<sup>\u20136<\/sup> kWh = 0.00980665 kJ<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 erg<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">2.78 \u00d7 10<sup>\u201314<\/sup> kWh = 1 \u00d7 10<sup>\u201310<\/sup> kJ<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 eV<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1.60217733 \u00d7 10<sup>\u201319<\/sup> J = 1.60217733 \u00d7 10<sup>\u201322<\/sup> kJ<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 J<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">10<sup>7<\/sup> erg<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n<h3>Conversion of Units of Area<\/h3>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<thead>\n<tr style=\"background-color: #edfbfc;\">\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Unit<\/th>\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Equivalent<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 m<sup>2<\/sup><\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">10.76 ft<sup>2<\/sup><\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 ft<sup>2<\/sup><\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">929 cm<sup>2<\/sup><\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 mi<sup>2<\/sup><\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">640 acres<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 acre<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">4046.85 m<sup>2<\/sup><\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 are<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">100 m<sup>2<\/sup> = 10 m \u00d7 10 m<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 hectare<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">0.01 km<sup>2<\/sup> = 10,000 m<sup>2<\/sup><\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 hectare<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">2.471 acres<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 km<sup>2<\/sup><\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">100 hectares = 10<sup>6<\/sup> m<sup>2<\/sup><\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 acre<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">66 feet \u00d7 660 feet = 43,560 ft<sup>2<\/sup><\/td><\/tr>\n<\/tbody>\n<\/table>\n\n<h3>Conversion of Units of Mass<\/h3>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<thead>\n<tr style=\"background-color: #edfbfc;\">\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Unit<\/th>\n<th style=\"border: 1px solid #f2f3f5; padding: 8px;\">Equivalent<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 kilogram<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">0.0011 ton<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 kilogram<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">2.2046 pounds (lb)<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 gram<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">0.035 ounce<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 milligram<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">0.000035 ounce<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 ounce<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">28350 milligrams<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 pound<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">0.454 kilogram<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 ton<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">907.19 kilogram<\/td><\/tr>\n<tr><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1 amu<\/td><td style=\"border: 1px solid #f2f3f5; padding: 8px;\">1.6606 \u00d7 10<sup>24<\/sup> grams<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n<p>My Engineering Buddy provides online tutoring in Physics as well as guidance on physics homework within tutoring sessions. We only give you the top physics tutors with plenty of experience teaching students worldwide.<\/p>\n\n<p>Trigonometry is another area where unit conversion matters \u2014 angles can be expressed in degrees or radians, and knowing how to switch between them is essential. Students who need support with angle-based calculations can work with an <a href=\"https:\/\/www.myengineeringbuddy.com\/subject\/trigonometry\/\">online trigonometry tutor<\/a> to build that fluency.<\/p>\n\n<p>Related: <a href=\"https:\/\/www.myengineeringbuddy.com\/significant-figures\/\">Significant figures<\/a> | <a href=\"https:\/\/www.myengineeringbuddy.com\/mastering-physics-homework-help\/\">Mastering Physics homework help<\/a> | <a href=\"https:\/\/www.myengineeringbuddy.com\/homework-help\/physics-homework-help\/\">Physics Homework Help<\/a> | <a href=\"https:\/\/www.myengineeringbuddy.com\/online-tutoring\/online-physics-tutor\/\">Physics Tutor Online<\/a><\/p>\n\n<p>For students navigating interdisciplinary coursework, understanding how unit conversion connects to broader academic skills can be valuable. See how <a href=\"https:\/\/www.myengineeringbuddy.com\/blog\/the-complete-guide-to-mechatronics-education-overcoming-challenges-through-expert-tutoring\/\">mechatronics education addresses multi-domain engineering challenges<\/a> for a practical example of how measurement systems interact across fields.<\/p>\n\n<p>Unit conversion also appears in unexpected academic contexts. This guide on <a href=\"https:\/\/www.myengineeringbuddy.com\/blog\/marketing-tutoring-personalized-marketing-education-for-students\/\">personalized marketing education for students<\/a> illustrates how quantitative reasoning \u2014 including unit-based thinking \u2014 underpins analytical work across disciplines.<\/p>\n\n<p>Strong academic writing often requires the same precision as unit conversion: clarity, structure, and accuracy. Students looking to sharpen both skills may find this resource on <a href=\"https:\/\/www.myengineeringbuddy.com\/blog\/master-essay-writing-tutoring-online-proven-tips-for-academic-success\/\">proven tips for academic essay writing success<\/a> useful alongside their STEM studies.<\/p>\n\n<p>Critical thinking is as important in quantitative subjects as in the humanities. Explore how <a href=\"https:\/\/www.myengineeringbuddy.com\/blog\/philosophy-tutoring-for-students-enhancing-critical-thinking-and-academic-success\/\">philosophy tutoring enhances critical thinking and academic success<\/a> for students across all disciplines.<\/p>\n\n<h2>Related Reading<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.myengineeringbuddy.com\/blog\/harrison-assessment-tests-complete-guide-to-personality-behavioral-traits-and-job-fit-analysis-for-career-success\/\">Harrison Assessment Tests: Complete Guide to Personality, Behavioral Traits, and Job Fit Analysis<\/a><\/li>\n<li><a href=\"https:\/\/www.myengineeringbuddy.com\/blog\/earth-science-tutoring-boost-learning-with-online-tutors-and-homework-help\/\">Earth Science Tutoring: Boost Learning with Online Tutors<\/a><\/li>\n<li><a href=\"https:\/\/www.myengineeringbuddy.com\/blog\/botany-tutoring-online-transforming-plant-science-learning-for-students-worldwide\/\">Botany Tutoring Online: Transforming Plant Science Learning for Students Worldwide<\/a><\/li>\n<li><a href=\"https:\/\/www.myengineeringbuddy.com\/blog\/transform-your-learning-with-artificial-intelligence-tutoring-online-benefits-insights\/\">Transform Your Learning with Artificial Intelligence Tutoring Online: Benefits and Insights<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Key Takeaways Unit conversion uses multiplicative factors to express the  [&#8230;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-11294","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/www.myengineeringbuddy.com\/blog\/wp-json\/wp\/v2\/posts\/11294","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.myengineeringbuddy.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.myengineeringbuddy.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.myengineeringbuddy.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.myengineeringbuddy.com\/blog\/wp-json\/wp\/v2\/comments?post=11294"}],"version-history":[{"count":1,"href":"https:\/\/www.myengineeringbuddy.com\/blog\/wp-json\/wp\/v2\/posts\/11294\/revisions"}],"predecessor-version":[{"id":12170,"href":"https:\/\/www.myengineeringbuddy.com\/blog\/wp-json\/wp\/v2\/posts\/11294\/revisions\/12170"}],"wp:attachment":[{"href":"https:\/\/www.myengineeringbuddy.com\/blog\/wp-json\/wp\/v2\/media?parent=11294"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.myengineeringbuddy.com\/blog\/wp-json\/wp\/v2\/categories?post=11294"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.myengineeringbuddy.com\/blog\/wp-json\/wp\/v2\/tags?post=11294"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}