What is the Meaning of Hydropower? Hydropower ( or water power) is electric power generated by the motion of water. For this reason, hydropower is often also called 'hydroelectric power'. Hydropower refers to power generated from water by rotating turbines. The force of falling water generally causes the turbines to rotate causing mechanical movements that create electrical … [Read more...] about Hydropower: Meaning, Features and Importance
Power and Energy
Nuclear Energy: Meaning, Advantages and Disadvantages
What is meaning of Nuclear Energy? Nuclear energy, also called 'nuclear power', is the energy that is created by nuclear reactions such as nuclear fission or nuclear fusion. Nuclear energy is generated in equipment known as nuclear reactors. Nuclear energy refers to the massive energy released during the process of: splitting or division of a larger nucleus into smaller … [Read more...] about Nuclear Energy: Meaning, Advantages and Disadvantages
Wind Energy: Pros And Cons Of Wind Energy
Wind energy (also wind power) is energy that is generated by the movement of the wind. An old fashioned windmill is a basic example of the way in which wind energy can be generated: here, the wind is used to turn a mill that grinds grain. Wind energy is a type of kinetic energy. Kinetic energy is energy that uses movement of some kind: the word 'kinesis' is Greek for movement. … [Read more...] about Wind Energy: Pros And Cons Of Wind Energy
Solar Energy: Meaning, Advantages and Disadvantages
Solar energy is renowned as a particularly green form of energy. But, is it desirable as an energy source? Here, we help you to understand the meaning, advantages and disadvantages of solar energy so that you can make up your own mind. What is Solar Energy? - Meaning 'Solar' just means 'from the sun'. And so, solar energy is energy that comes from the sun. Solar energy is a way … [Read more...] about Solar Energy: Meaning, Advantages and Disadvantages
Energy Crisis and Its Solution
The Problem of Energy Crisis The energy crisis refers to the fact that we may run out of energy. There is the danger that humans may experience severe energy shortages in the coming decades. This may result in shortages of power, difficulties with agriculture and so on. From time immemorial people have used cow-dung and firewood as the main sources of energy. Later they have … [Read more...] about Energy Crisis and Its Solution