Light Essays

The Chinese proverb above was used by Adlai E.Stevenson, US ambassador to the United Nations to praise Eleanor Roosevelt after her death in 1962. Since then, many have been using this phrase to describe one’s positive actions taken when faced with difficulties or enigmas. “Don’t curse the darkness, light a …

Originally, a device known as the ‘photophone’ was used to transmit sound. This replaced Thomas .A. Edison’s ‘phonograph. Since the development of optical fibres ‘photo phones’ and ‘phonographs’ are no longer used or needed. Optical fibres have many advantages; they enable the sound messages to carry for 50km without any …

Waves effect our everyday life in many ways. Waves are very interesting ways to travel, and we don’t mean surfing! Many things we use every day involve waves. Lights and sounds are examples of everyday uses that travel by wave. On the spectrum of light there are waves listed which …

In the poem “This Is a Photograph of Me”, Margaret Atwood attempts to depict the parallels between a picture slowly developing and the narrators realization of her death. This poem is divided into two parts with the second half separated by brackets. The elements of the picture begin to emerge …

The sun is the source of all life on earth. Thanks to the sun, there is light, warmth and food on the earth. Many kinds of energy on earth originate from and through solar radiation. Since the sun doesn’t have the same strength at all places and all times, the …

In many literary works the author uses contrast to display the difference between good and evil. Most often this contrast is between light and dark images. Dark representing evil and light representing good. In Joseph Conrad’s Heart of Darkness, the author uses many different medians to display the contrast between …

Liannys Polanco 02.05 Electron Arrangement and EMR: Line Spectra Lab Worksheet Before You Begin: You may either copy and paste this document into a word processing program of your choice or print this page. Procedure Access the virtual lab and complete the experiments. Part One (Flame Test): Create and complete …

•When you go to the simulation you will have a choice to either run the simulation or download the simulation. Run may not work on all computers. If it does not run, download the simulation and work from there. •When the simulation opens, play with the controls and buttons to …

The spectrophotometer is an essential tool for biologists and chemists in analyzing chemical and biological samples. Gaining familiarity with its operating protocols and understanding what its outputs mean are very important in the development of lab technique for students of cell biology. This experiment will help laboratory students gain experience …

The high way lights will be monitored manually which in turns is a waste of huge human power wastage at the instant when proper monitoring is failed. This drawback can be overcome by implementing a sophisticated automatic monitoring system through which high way lighting can be monitored automatically before the …