... and 750nm. Each wavelength between 380nm and 750nm corresponds to a color that can be seen by the human eye, but since color is a subjective value wavelength is used to report scientific findings. When looking at an apple, we see the color red. We see red because it is reflected, meaning that the pigments in the apple do not absorb the wavelengths that correspond ... wavelengths of light absorbed by a given pigment, for carotene. Our hypothesis is, the carotene solution will have a weak or no absorption value for the wavelengths that correspond to orange and red light, approximately 750...

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• Grade Level: High School

... . Here we stop to think what the moon must look like in all its monotony of grey or how tiring it would be to live on Mars with its constant red colour. Psychologists believe that in northern countries there is a large number of people who commit suicide simply because there is an absence of light and colour for such a long time ... black and white! What a difference floodlights make at the theatre! Poetry is the art of using words to create pictures. Unlike painting which is visual, poetry; lights up the mind's eye to give a spiritual fulfilment. Poems like the following lines in Keats"...

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• Grade Level: High School

... in one portion of the sky while the sun is shining in another. If you have never seen a rainbow, it is an arch of seven bands of colour, starting from red, orange, yellow, green, blue, indigo, and violet. If you have seen a rainbow, do you know how it is formed? The sun produces light, which is an electromagnetic radiation. It is ... light is bending like this, it is called refraction. The different colours of the light spread out because of this refraction. The red light is bent the least and violet light the most, that's why the arch of the red light is the largest and the violet is t...

• Word Count: 438
• Approx Pages: 2
• Grade Level: High School

... . The visible light received from sun consists of seven components. They are violet, indigo, blue, green, yellow, orange and red. The yellow colour is most sensitive to our eye. The discoveries and production of laser and transmission of light to long distance by use of total internal reflection has totally changed the way we live. The journey continues and ... ...

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• Grade Level: High School

... in the concentration camp, starved, and eventually savagely attacked with machetes. By some miracle he managed to survive. Once he was released, he found refuge in the care of the Red Cross, which is where Nachtwey found him. As you look at this photograph, you begin to notice the subtle details of the work and the cause and effect they have ... are still fresh and touching them would bring pain. The scars themselves are overwhelming in their size and proximity to such fragile parts of the head, the ear, mouth, and eye and also the neck! The pose is telling you to look closer, experienc...

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• Grade Level: High School

... , next to the fish tank, which is covered by a fuzzy synthetic zebra skin. To the left is my nightstand; upon it lay my alarm clock, some various aromatherapy candles, and a red lighter. I reach over to set the alarm for another day. There is no time to think of such tribulations now; this is time for unwinding. Across the room, in the ... where the computer is. I watch the screen saver dance around and making a kaleidoscope effect of color. I turn it off and go back to my fish tank. My fish catch my eye one last time, as they swim acrobatics for attention. The scooter blenni is diving i...

• Word Count: 486
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• Grade Level: High School

August 11, 2001 In the city that never sleeps, I found myself walking along a well worn path of brick-red cobblestone. Amid this never-ending world of concrete, there loomed bark-less trees with large-leaved foliage. I wondered how these trees could survive with no bark and shivered. A beautiful array ... busily moved in and out of traffic. Across the street and to my left, a vast plaza of concrete, botanical garden plots, and statutes of various shapes and sizes caught my eye. A multitude of flags wield upon their cold emotionless face. I gazed up towards the heavens, straining to see the ...

• Word Count: 523
• Approx Pages: 2
• Grade Level: High School