Biometric Articles

• Energy and the Environment
  Solar Energy
  Renewable Energy
  Geomagnetic Storms
  Environmental Science
  Sustainability
   
  

  Solar panel

  Solar panels are devices for capturing the energy in sunlight. The term solar panel can be applied to either solar hot water panels (usually used for providing domestic hot water) or solar ... > more
• Alternative Fuels
  Fossil Fuels
  Fuel Cells
  Energy and the Environment
  Petroleum
  Renewable Energy
   
  

  Common ethanol fuel mixtures

  Ethanol (ethyl alcohol) and methanol (methyl alcohol) are two types of alcohol fuels. The use of pure alcohols in internal combustion engines is only possible if the engine is designed or modified ... > more
• Organic Chemistry
  Biochemistry
  Chemistry
  Sports Science
  Inorganic Chemistry
  Nature of Water
   
  

  Hydrochloric acid

  The chemical substance hydrochloric acid is the aqueous (water-based) solution of hydrogen chloride (HCl) gas. It is a strong acid, the major component of gastric acid and of wide industrial use. As ... > more
• Vehicles
  Aviation
  Transportation Science
  Sports Science
  Civil Engineering
  Energy Technology
   
  

  Transport

  Transport or transportation is the movement of people, goods, signals and information. The field of transport has several aspects: loosely they can be divided into a triad of infrastructure, ... > more
• Quantum Physics
  Physics
  Optics
  Albert Einstein
  Sports Science
  Graphene
   
  

  Wave-particle duality

  In physics and chemistry, wave-particle duality holds that light and matter exhibit properties of both waves and of particles. A central concept of quantum mechanics, duality addresses the inadequacy ... > more
• Energy and the Environment
  Renewable Energy
  Physics
  Energy Technology
  Solar Energy
  Environmental Science
   
  

  Radiant energy

  Radiant energy is the energy of electromagnetic waves. The term is most commonly used in the fields of radiometry, solar energy, heating and lighting, but is also used less frequently in other fields ... > more
• Earth Science
  Sports Science
  Geology
  Near-Earth Object Impacts
  Environmental Issues
  Earthquakes
   
  

  Foucault pendulum

  A Foucault pendulum, or Foucault's pendulum, named after the French physicist Leon Foucault, was conceived as an experiment to demonstrate the rotation of the Earth; its action is a result of the ... > more
• Wildfires
  Natural Disasters
  Earthquakes
  Construction
  Civil Engineering
  Oil Spills
   
  

  Firestorm

  A firestorm is a conflagration which attains such intensity that it creates and sustains its own wind system. A firestorm is created as a result of the "chimney effect" as the heat of the original ... > more
• Sports Science
  Aviation
  Vehicles
  Energy Policy
  Construction
  Optics
   
  

  Parachuting

  Parachuting, or skydiving, is an activity involving the breaking of a free-fall from a height using a parachute. Today it is performed as a recreational activity and a competitive sport, as well as ... > more
• Optics
  Aviation
  Vehicles
  Satellites
  Physics
  NASA
   
  

  Infrared

  Infrared (IR) radiation is electromagnetic radiation of a wavelength longer than that of visible light, but shorter than that of microwave radiation. The name means "below red", red being the color ... > more

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