FORMS
OF ENERGY
|
MEANING
|
USES
|
1. Chemical Energy
|
Is the potential of a
chemical substance to undergo a transformation through a chemical reaction or
to transform other chemical.
|
The most common use of
chemical energy is the food we consume to generate enough energy to live,
work, think.
Plants convert solar energy into chemical
energy through a process called photosynthesis.
Batteries use chemical energy and convert it
to electrical energy to power electric devices, motors, etc.
|
2. Mechanical Energy
|
A combination of kinetic and
potential energy resulting from the force of gravity or the movement or
release of a machine component, such as a spring, clamp or wheel.
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used in generators to create electrical energy, it is used in
manual labor, anything really that requires movement. Levers, rope-and-pully
systems
|
3. Radiant Energy
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Energy that is transmitted in
the form of (electromagnetic) radiant energy that exists or the absence of
matter.
|
Most commonly used in the
fields of radiometry, solar energy, heating and lighting, but is also
sometimes used in other fields (such as telecommunications)
|
4. Thermal Energy
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Is the part of the total
internal energy of a thermodynamic system or sample of matter that results in
the system temperature. This quantity may be difficult to determine of even
meaningless unless the system has attained its temperature only through
cooling, and not been subjected to work input or output.
|
Used in all sorts of ways.
Use it to keep warm (by heating structures and vehicles) prepare food (both
at home and commercially, industrial applications.) We can convert thermal
energy to electrical energy. Thermal energy from the sun supports life on
this planet.
|
5. Electrical Energy
|
is the result of the interaction of subatomic
particles with electromagnetic force. Within an atom, electrons and protons
create a charge. This charge can be transferred between bodies using direct
contact with a conductive material like a wire.
|
used throughout the world to power devices,
appliances and methods of transportation utilized in daily life. To make
things operate, electrical energy must be emitted from energy sources such as
power plants, to enable an object to consume the power it needs to function.
As a result, the electrical energy permits people to watch television in
their home, or purchase soda from a vending machine because the electrical
energy is available.
|
Thursday, February 28, 2013
Science: Forms of Energy
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