......It is the main resource of energy on the Erath ́s surface.
Water
Coal
The sun
......It is a liquid renewable resource of energy.
Natural resources of energy which take a very long period of time to be formed...
renewable energy resources
new energy resources
non renewable energy resources
A kind of energy that is produced from the electrical heater and burning coal.
kinetic
thermal
chemical
......It needs extreme heat and pressure to be formed from remains of dead plants.
......Its light energy changes into chemical energy in plants.
The fan
Benzene
............It affects the kinetic energy and the potential energy of the object.
The object ́s mass
The object ́s color
The object ́s height
The energy produced when the wood of trees is burned.
fuel
It is any substance which produces thermal energy on burning.
oil
sun
..........It affects the kinetic energy of a moving object not on its potential energy.
The velocity of a moving object
The stored energy in batteries in the light energy.
The energy produced from playing the guitar.
sound
............It is a liquid that can be used as a fuel for cars.
Energy can neither be created nor destroyed, but only converted from one form to another.
law of using energy
law of conservation of energy
law of conservation of fuel
It is a type of fossil fuel that is produced from dead marine animals.
thermal energy
wood
oil and natural gas
A device used to convert electrical energy into light energy.
computer
electric bulb
Tv
On the Erath ́s surface ........
the chemical energy equals zero.
the kinetic energy equals zero.
the potential energy equals zero.
The energy that is produced from the blender and helps it in doing its job.
........It is operated by electricity.
The main sources of energy for most forms of energies on Earth....
wind
moon