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Heat - Wikipedia


In physics, heat is energy that spontaneously passes between a system and its surroundings in ... another system. Historically, many energy units for measurement of heat have been used. ... The quan...

kilocalorie | unit of measurement | Britannica.com


The unit of heat called the gram calorie is defined as the amount of heat required to raise the temperature of one gram of water 1 °C. The kilocalorie, or food ...

heat: Measures of Heat - Infoplease


The amount of heat needed to raise a unit of mass of the substance one degree of temperature is called the specific heat of the substance. Because of the way in  ...

Units of Heat Energy | Tutorvista.com


In SI system, heat energy is measured in joules (J). Infact, in SI system all forms of energy is measured in joules. One calorie = 4.185 joules. A larger unit called ...



In the metric system, heat is measured in units of calories, which are defined as the ... required to melt the icehas historically been called the latent heat of fusion.

Heat change | Article about Heat change by The Free Dictionary

encyclopedia2.thefreedictionary.com/Heat change

The amount of heat needed to convert one unit of mass of a substance from a solid to liquid is called the heat of fusion, or latent heat of fusion, of the substance.

Measurement of Heat - Integrated Publishing


The intensity and quantity of heat may be explained in the following simple way. The water in a ... This unit of heat is called a British thermal unit (Btu). The Btu's ...

What is heat? - Definition from WhatIs.com


Sometimes the kilocalorie (kcal) is specified as a unit of heat; 1 kcal = 1000 cal. ( This is the so-called diet calorie.) Less often, the British thermal unit (Btu) is ...

What is British thermal unit (Btu)? - Definition from WhatIs.com


The Btu is a measure in the so-called English system of units (the foot-pound- second system). ... 3.7 Btus per hour is equivalent to 1 watt of heat dissipation.

Specific Heat and Heat Capacity - Boundless


The amount of heat that must be added or removed from a unit mass of a ... often simply called specific heat, which is the heat capacity per unit mass of a pure ...

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Units of Heat - <i>BTU, Calorie and Joule</i> - Engineering ToolBox


The most common units of heat are BTU - British Thermal Unit, Calorie and Joule. ... generates 3412 Btu. one hundred thousand (10<sup>5</sup>) Btu are called a therm ...

What is a unit of heat called - Answers.com


The most common unit for heat is a calorie. One calorie is the amount of energy needed to raise the temperature of 1 kilogram of water 1 degree. this should not ...

In what unit is heat energy measured? | Reference.com


The thermal energy within an object is measured in joules. This unit is obtained from other basic units, such as mass, time and length. The unit was named in ...