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Hydropower provides clean energy for millions of households. Thủy điện cung cấp năng lượng sạch cho hàng triệu hộ gia đình. Wind energy is harnessed through turbines to generate electricity. Năng lượng gió được khai thác qua tua-bin để tạo ra điện.
27 thg 11, 2017 · In science, energy is the ability to do work or heat objects. It is a scalar physical quantity, which means it has magnitude, but no direction. Energy is conserved, which means it …
26 thg 7, 2025 · Energy is the capacity for doing work. It may exist in potential, kinetic, thermal, helectrical, chemical, nuclear, or other forms. What is the unit of measurement for energy? In the International System of Units (SI), energy is measured in joules. One joule is equal to the work done by a one-newton force acting over a one-meter distance.
Energy (from Ancient Greek ἐνέργεια (enérgeia) 'activity') is the quantitative property that is transferred to a body or to a physical system, recognizable in the performance of work and in the form of heat and light.
At its core, energy is the ability to produce change or perform work. In a more technical sense, energy can be defined as the quantitative property that must be transferred to an object to perform work or to heat it, measured in joules.
Giải thích EN: The use of this capacity for work to perform useful functions for humans, such as heating or cooling buildings and enclosures, powering vehicles and machinery, cooking foods, and so on.
Energy is an international, multi-disciplinary journal in energy engineering and research, and a flagship journal in the Energy area. The journal aims to be a leading peer-reviewed platform and an authoritative source of information for analyses, reviews and evaluations related to energy.
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