the objects picture a description of what happens when light ray is shone on it. The source of light is a light bulb from a ray box. If a beam of light of one colour is shone through a prism‚ the direction of the beam is changed by the prism. This is because the two faces of the prism through which the light passes are not parallel. If white light is used the prism splits up the light into a series of colours. This shows that white light is actually made up of many other colours - a fact first
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that you can go green. 1. Save energy to save money. * Set your thermostat a few degrees lower in the winter and a few degrees higher in the summer to save on heating and cooling costs. * Install compact fluorescent light bulbs (CFLs) when your older incandescent bulbs burn out. * Unplug appliances when you’re not using them. Or‚ use a "smart" power strip that senses when appliances are off and cuts "phantom" or "vampire" energy use. * Wash clothes in cold water whenever
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Deepawali is a festival of lights. It comes in the month of Kartik (October/November) on Amavasya day. It is celebrated in the memory of the return of Rama to Ayodhya‚ after 14 years of exile. He got victory over Ravan‚ the king of Lanka. Hence‚ people of Ayodhya illuminated the city to welcome their victorious Rama and express their joy ever since Deepavali has been celebrated with great pomp and show every year throughout the country. Deepawali is also considered as the festival of cleanliness
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also be used as a nursery for all vegetable crops‚ because of their short life-span INTRODUCTION Onion (Allium cepa) has been grown for food since recorded history the production of onion bulb is dependent upon day length. Different cultivars require different hours of daylight to bulb some bunching cultivars‚ are used for green onions produced from seed. Learning how to grow onions is one of the best ways to allocate your garden resources‚ because onions are used in so many recipes
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Abby May Contrast Essay English 3rd hour William Shakespeare is considered by some to be to most incredible playwright and author of all time. After reading his work Romeo and Juliet it became evident that a consistent theme was light vs. dark. He uses these to portray events in his life‚ to create understanding for the reader‚ and to create a more in-depth and rich story. "Juliet is the sun [and he calls her to] Arise . . . and kill the envious moon" (2.2.3-4). This quote can describe an
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SOLAR BOTTLE BULB The solar bottle bulb is taking the developing world by storm bringing sustainable‚ affordable lighting to the underprivileged rural communities in a number of regions around the globe‚ the concept is cheap‚ simple and most importantly sustainable‚ but how did such an amazing idea come about? The concept was first conceived in 2002 by Alfredo Moser‚ a mechanic in Sao Paulo‚ Brazil‚ to light his workshop when his neighbourhood was suffering energy shortages‚ enabling him to continue
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ENC 1102 (MW 8:30-9:45) Professor McBride Light vs. Darkness In the myth of the cave Plato and Socrates discuss the theory of having prisoners trapped in a cave chained‚ in where they are shown figures of the world being cast by shadows. Until one of the prisoners is dragged out into the real world and he experiences a change in perspectives. After realizing how wrong his perspective of the world was‚ he decides to share this information with the rest of the prisoners that are still trapped in
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5/2/2006 Aim: Does the resistance of a filament bulb change as the bulb gets brighter? Hypothesis: I believe that a filament bulb will have an increasing resistance depending upon the current passing through it. Equipment: *Power Supply *Wires *Ammeter *Voltmeter *Filament bulb with holder *Alligator clips *Switch Method: 1.Set up the circuit according to the schematic diagram 2.Use the alligator clips to connect the filament bulb to the voltmeter 3.Connect the power supply to the electricity
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Light is everywhere in our world. We need it to see: it carries information from the world to our eyes and brains. Seeing colors and shapes is second nature to us‚ yet light is a perplexing phenomenon when we study it more closely. Here are some things to think about: Our brains and eyes act together to make extraordinary things happen in perception. Movies are sequences of still pictures. Magazine pictures are arrays of dots. Light acts like particles—little light bullets—that stream from the
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energy can reduce the impact of pollution and global warming issue. “Liter of Light” operates with the theory of solar energy with using several materials. Solar energy is one type of popular renewable energy. Solar energy‚ radiant light and heat from the sun‚ has been harnessed by humans since ancient times using a range of ever-evolving technologies. This technologies use the sun’s energy and light to provide heat‚ light‚ hot water and electricity for homes‚ business and industry. Current renewable
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