Classifications, sources, types and Applications
• Known about 30000 years.
• Reply his needsFire
• Water irrigation
• heating processesAnimals
» Al Razy
In forces and energy conversion calculation .
» Al Jazari
He used mechanics and water for converting energy from
one form to another.
» Gaber Ebn-Hayan
Chemical energy analysis foundation and construct of its
Electromagnetic energy analysis and light construction
» Transitional Energy
Energy in motion , across all system boundaries
Ex: current, work and heat.
» Stored Energy
Exist as mass , position in force field and can transfer to
Ex: potential energy and hydraulic dames
» Internal motion of the atoms
» Produced by friction.
» Changes in temperature and phase of any
» Bond atoms together.
» And when bonds are broken, energy is
» Fuel and food are forms of stored chemical
» Light is a form of electromagnetic energy.
» Rainbow effect.
» X-rays, radio waves, and laser light.
» The nucleus of an atom is the source of
» Fission and Fusion in atoms act and related
with sun reactions.
» When work is done to an object, it
» Kicking a football, is a mechanical
Requires a radioactive
Mined uranium is used to
nuclear reactors with
Solar cells ,
• Uses Semiconductor which has free
electrons liberated when photons falls on
it and generate electricity.
• Solar rays are concentrated to a single area
to heat water which converted into steam
to generate energy.
Generating energy and heating applications by using heated
under ground water.
Using the mechanical energy of the
movable wind and convert it in
electricity by wind turbines .
Wind turbine has to types vertical and