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The educational resource shows information about the concept of chemical energy: chemical energy is what is produced in chemical reactions. An energy cell or a battery possess this type of energy. The ...
The theorem of live forces establishes that the work carried out by the forces acting on a system, is equal to its kinetic energy. The force which acts on the train in the visual is invested into incr ...
The educational resource shows information about the concept of natural gas: Natural gas has a similar origin to oil and is usually found forming a layer or deposit on the top of oil fields. It is for ...
The educational resource shows information about the concept hydraulic energy and its advantages and its disadvantages.
The educational resource shows information about the concept biomass energy and its advantages and its disadvantages.
When we stretch a spring, the work we carry out varies as we stretch it because the force we have to exert at every instant is constantly varied. The force which has to be exerted must compensate for ...
The educational resource shows information about the solar energy and its advantages and its disadvantages.
Renewable energy sources are those which after being used can be regenerated naturally or artificially. The following pictures are graphic examples rof enewable energy sources.
The educational resource shows information about the concept tidal energy and its advantages and its disadvantages.
Energy from fossil fuels (coal, oil and natural gas) comes from substances which originated from the accumulation, millons of years ago, of large quantities of remains of living beings at the bottom o ...
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