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Learn about the SI unit of energy, the joule, and other units used in different fields and applications. Find out how to convert joules to other units such as calories, electronvolts, or tonnes of TNT.
The joule (J) is the SI unit of energy and work, equal to the work done by a force of one newton over a distance of one metre. It is named after James Prescott Joule, an English physicist who studied the relationship between heat and mechanical work.
Learn about the SI unit of energy, joules, and its relation to other units like ergs, BTU, kWh, and calorie. Find out the energy conversion table, examples, and FAQs on energy concepts.
Joule is the SI unit of work or energy, named after James Prescott Joule. Learn how to calculate joule, how it relates to other units and forms of energy, and see examples of joule in physics and engineering.
Learn about the forms, conservation, and conversion of energy, and the relationship between energy, heat, and work. The SI unit for energy is joule (J), which is equal to the work done by a force of one newton over a distance of one meter.
Learn about the SI unit for energy, the joule, and how it relates to other units such as the kilocalorie. Find out how to convert between joules and other units using formulas and examples.
Learn how to define and measure energy, work, and heat in different units, such as joules, calories, and kilocalories. See examples of how to convert between units and how to apply them to nutrition and exercise.
A joule is the basic SI unit of energy, equal to the kinetic energy of a kilogram mass moving at one meter per second. Learn how to measure and use joules in chemistry, physics, and engineering with examples and sources.
Learn about the International System of Units (SI), also known as the metric system, and its seven base units, defining constants, and derived units. Find resources for students, teachers, and professionals on SI education, history, and applications.
SI, also known as the International System of Units, is a decimal system of weights and measures derived from and extending the metric system. It has seven base units for length, mass, time, electric current, luminous intensity, amount of substance, and thermodynamic temperature.