Energy

Chemical energy Sound energy Renewable energy Solar energy Nuclear energy Elastic energy Gravitational potential energy Kinetic energy Dark energy Hamiltonian...

Potential energy is the stored or pent-up energy of an object. It is often contrasted with kinetic energy. In physics, potential energy is the energy which...

Renewable energy comes from renewable resources. It is different from fossil fuels as it does not produce as many greenhouse gases and other pollutants...

Solar energy is a type of energy that comes from the sun's heat. People have been using solar energy for thousands of years in different ways, such as...

The United States Secretary of Energy is the head of the United States Department of Energy, a member of the President's Cabinet, and fifteenth in the...

electricity Nuclear binding energy, the energy required to split a nucleus of an atom Nuclear potential energy, the potential energy of the particles inside...

Kinetic energy is the energy that an object has because of its motion. This energy can be converted into other kinds, such as gravitational or electric...

United States Department of Energy (DOE) is a Cabinet-level department of the United States government responsible for energy policy and nuclear safety...

Sustainable energy is energy that is created in an environmentally friendly way. It involves both energy efficiency and renewable energy. Both resources...

Gravitational energy is the potential energy held by an object because of its high position compared to a lower position. In other words, it is energy associated...

The use of energy is important to human society for handling problems in the environment. Developed societies use energy resources for agriculture, transportation...

Ionization energy is the energy needed to remove the most loosely attached electron from an atom. The atom is not connected to any other atoms. The chemical...

conservation of energy in physics. For energy resources sustainably, see: Energy conservation. In physics, the conservation of energy is that energy can not be...

Xcel Energy Center (also called The X) is an arena in Saint Paul, Minnesota, sponsored by Xcel Energy. It is used for many purposes. It is the home of...

Energy conservation is reducing the amount of energy used for different purposes. This may result in an increase of financial capital, environmental value...

The United States Atomic Energy Commission was an agency of the United States government, started after World War II by the United States Congress. It...

E=mc2{\displaystyle E=mc^{2}} in which E is for Energy, m for mass, c is the speed of light is therefore Energy equals mass multiplied by the speed of light...

Dark energy is the name given to the force that is believed to accelerate the expansion of the universe. Distant galaxies appear to be moving away from...

Geothermal energy (from the Greek roots geo, meaning earth, and from thermos, meaning heat) is a renewable energy made by heat inside the Earth's crust...

Energy efficiency is using less energy to provide the same level of energy service. An example would be insulating a home to use less heating and cooling...