wavelengths explains why grass is green? The absorption of all wavelengths outside approximately the 510 nm to just over the 625 nm range and the reflection within that wavelength range produces the effect the eyes see the brain interprets that grass is green. 2. Explain what specific characteristic of this range of wavelengths explains why grass is green? Grass is green because of absorption from light energy “photons” carried out by chlorophyll‚ a green pigment. Chlorophylls are indisputably
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morning with a surprisingly formal note from his employer” (27). Gatsby puts his hope of winning Daisy in his wealth; unfortunately‚ his wealth serves as a reminder of his unattainable happiness. Fitzgerald uses the color green to symbolize hope. The green light at the end of Daisy’s dock represents Gatsby’s past reminiscence‚ present reality‚ and future realization. The emerald glow reminds
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Introduction Paper chromatography is a method using a chromatography paper to identify the many mixtures of one simple color. The word chromatography comes from the Greek words‚ "chroma‚" meaning color‚ and "grafein‚" meaning to write. The process of this experiment is to place a colored dot‚ such as marker ink‚ onto the chromatography paper‚ one centimeter away from the triangular tip. Next dip your chromatography paper into the solvent‚ not allowing it to touch the colored dot. Let it sit for
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identify a series of unknowns. Hypothesis: Substance being tested Predicted flame colour NaCl(s) Yellow NaCl Red-Orange NaNO3 Dark Orange LiNO3 Red Sr(NO3)2 Dark Red KNO3 Blue-Indigo Ba(NO3)2 Yellow-Green Cu(NO3)2 Green Ca(NO3)2 Red-Orange Ni(NO3)2 Yellow-Green Materials: Nichrome test wire Bunsen Burner 150 mm test tubes (14) 6.0 mol/L HCl Solid NaCl 0.50 mol/L NaCl 0.50 mol/L NaNO3 0.50 mol/L LiNO3 0.50 mol/L Sr(NO3)2 0.50 mol/L
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Chemical Changes Lab Section: Data Tables: Part 1: Chemicals Well No. Observations of the Reaction A. NaHCO3 + HCl A1 clear‚ bubbles B. HCl + BTB B1 yellow‚ clear C. NH3 + BTB C1 clear blue D. HCl + blue dye D1 green E. Blue dye + NaOCl E1 clear blue with the 1 drop of HCl green/blue F. NaOCl + KI A2 rusty-yellow with 1 drop of starch black G. KI + Pb(NO3)2 B2 yellow‚ not clear H. NaOH + phenolphthalein A3 purple‚ violet I. HCl + phenolphthalein A4 clear J. NaOH + AgNO3 D3 murkey
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Yellow fizz No effect Cu(NO3)2 Blue No odor Turn green No effect No effect No effect Turn green No effect CuCO2 Green No odor Turn black Dissolve No effect Red litmus paper turn blue Fizzing light green No effect NaCl white No odor No effect No effect dissolve Red litmus paper turn blue No effect No effect Observation and Results Did you observer any chemical changes in this experiment? Yes. CuCo2 turned green when I applied heat to it. B. What evidence did you
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together in a non aligned ‘x’ shaped pattern. These screens sometimes were used to display photographs taken by Bobby‚ showing the people he was thinking about on stage. Other times the screens contained solid colors representing windows when blue or green background lights for a night club. The backdrop behind the whole set was a beige brick wall often lit with a blue or purple light. The actors exchanged out a few key props between scenes to represent the new location. In partial realistic style‚ a
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Technicolor Research Topic Report: Sound and Image. This is a written report where my partner on the topic and I presented a ten minute oral summary of our chosen research topic on Technicolor. We chose Technicolor as we felt it had most to say to us‚ threw the progression of the technology the problems threw out the years of perfecting the technology‚ to the ultimate glory of the Technicolor experience. As we didn’t know too much on Technicolor we were quite eager and wanted to broaden our
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each spot of each type of ink. Which had the most pigments? Answer: The black ink went from a light blue to dark blue then to red. The red ink went from red to pink. It went the furthest out of the inks. The green ink went from dark blue to green and then yellow. Out of the 3 inks‚ the green ink had the most pigments. (5 points) 2. Compare the effectiveness of each of the four kinds of solvents. Answer: Water will move the ink the furthest. Next‚ is the water and alcohol mix. After that would
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border. And a woollen skirt was four coloured. The dominant colours were green and red with yellow and purple. For special occasions two skirts were worn. Shirts had red ornaments. Sleeves were decorated. Aprons in Aukštaitija were made of white linen‚ decorated red only or red and blue ornamental stripes. A woman’s bodice (corsage) was especially decorative in Aukštaitija. It was made of home-made wool. Gold‚ silver‚ green or red were the most popular colours for bodices. Women’s footwear was made
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