Solar Energy - The Energy Of The Future?
Beginning of paper
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About 47 per cent of the energy that the sun releases to the
earth actually reaches the ground. About a third is reflected directly
back into space by the atmosphere. The time in which solar energy is
available, is also the time we least need it least - daytime. Because
the sun's energy canno ....
Middle of paper
.... there must be another method. The concentrated beams of
sunlight are collected in a device called a solar furnace, which acts on
the same principles as a large magnifying glass. The solar furnace
takes the sunlight from a large area and by the use of lenses and mirrors
can focus the light into a very small area. Very elaborate solar
furnaces have machines that angle the mirrors and lenses to the sun all
day. This system can provide sizeable amounts of electricity and
creat ....
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Word count: 332
Page count: 2 (approximately 250 words per page)
