Sources of Energy online mcq quiz
Sources of Energy boostup points
➤ A windmill is a simple machine that works with the energy of the wind.
➤ The moving water also possesses kinetic energy.
➤ The electricity produced by water is known as hydroelectric power.
➤ Renewable sources of energy:
⤍ The renewable sources of energy are those sources which are being produced continuously in nature and are in exhaustible.
⤍ The important examples of renewable source of energy are: wood, falling water, geothermal power, sun, wind tides, gobar gas etc.
➤ The non –renewable sources are those sources which got accumulated in nature over a long time and can’t be quickly replaced when they get exhausted.
➤ The important examples of non – renewable sources of energy are: Coal, natural gas, petroleum, uranium, etc.
➤ The non – renewable sources are also known as conventional sources of energy.
➤ The solar power plants are used to produce electricity by using the solar energy.
➤ The solar cells are used to convert solar energy directly into electrical energy.
➤ The solar cells are made from semi- conductor elements like silicon and germanium.
➤ The oceans act as a storehouse of solar heat energy. Because the oceans cover almost 71% collector of solar heat energy.
➤ The energy collector of solar heat energy.
➤ The energy from the oceans is available in different forms. They are:
⤍ Ocean Thermal Energy (OTE)
⤍ Sea- Wave Energy
⤍ Tidal energy
⤍ Energy from salinity gradient in seas
⤍ Energy from sea – vegetation
⤍ Energy from the nuclear fusion of deuterium that is present in oceans
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