BIOLOGY PLAN AND DESIGN LAB Date: / / Syllabus Topic: Hypothesis: A glass of milk lasts longer in cold temperatures. Aim: To determine a better range of temperature for storing a glass of milk. Apparatus and Materials: • 2-100cm3 beakers • 2-500cm3 beakers • Milk • Ice • Hot water • Marker Method: 1. Obtain 2 clean 100cm3 beakers and 2 clean 500cm3 beakers. 2. Add 50cm3 of milk to each 100cm3 beaker. 3. Label the 100cm3 beakers‚ A and B. 4. Label the 500cm3
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AP Biology August 23‚ 2012 Egg Osmosis Lab Definition of osmosis: The diffusion of water across a selectively permeable membrane from high to low concentrations Hypothesis: If I place an egg in vinegar‚ then the outer layer of the egg is going to become slimy and look like rubber. It will also become larger and bubbles will form on and around the egg. Hypothesis: If I place an egg in corn syrup‚ then the egg will become small and the outer layer will not look like rubber any longer. Day one:
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English Studies 102 Baba’s Gifts by Jenny Robson and Nomthandazo Zondo 1. The third person narrative voice has been used. The narrator is focalising through one particular‚ which is the main character‚ MaNdlovu. The readers see everything through her. “MaNdlovu looks about the yard and yes‚ it is clean.” 2. MaNdlovu has to tell her husband that they must start using protection (condoms) during sexual intercourse‚ as Dlamini works in the city‚ and spends most of his time there‚ which MaNdlovu
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NEOCLASSICISM IN FRANCE As in Britain‚ the reaction against the Rococo in France first appeared in architecture. This sublime phase of Neoclassicism had a profound impact on painting. Architecture: Rational Classicism The first phase of French Neoclassical architecture was a reaction to the excesses of the Rococo‚ which had been about asymmetry‚ graceful movement‚ decorative flourishes‚ and curvilinear elegance. The new architecture was about rational design‚ and hence is often called Rational
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AP Bio p. 6 December 8‚ 2011 AP Biology Lab 5: Cellular Respiration Introduction/Lab Objective: In this lab we are testing how the process of cellular respiration is affected by temperature‚ and also how it is different between germinating and non-germinating peas. Cellular respiration is a catabolic process (breaks down organic material into usable cell energy) that produces ATP. The electron receivers are inorganic. Cellular respiration releases energy from organic material through chemical
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Experiment for the measurement of carbon dioxide and oxygen concentrations and their functions during the act of breathing. Introduction: Humans‚ like all living organisms need‚ O2 in order to live‚ they take the necessary O2 from the atmospheric air. The O2 is transferred from the blood to all cells of the body and serves for oxidation of nutrients for example glucose. By oxidize the nutrients released energy‚ which is necessary for the functions of the human body. During oxidation produces
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1P Paper Towel Absorbency Experiment Write-Up Purpose: The purpose of this experiment is to conduct a valid experiment‚ realize that the way I conduct an experiment influences the data‚ and I want to know which paper towel has the higher absorbency times. My hypothesis is that bounty will be the quicker picker upper Materials and Methods: As a class we chose that our control out of the brands provided (Bounty‚ Viva‚ Wal-Mart‚ and the School brand) would be the Schools brand of paper towel
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Terra shiles English 232 Mullinax September 18‚ 2013 The Book vs. The Movie The Legend of Sleepy Hollow written by Ivring was a very interesting story that is well known around the world today. The movie was far more entertaining than reading the book If I must say so myself. Tim Burton gave a new spin to The Legend of Sleepy Hollow. I myself have always enjoyed anything written or directed by Tim Burton because of his sense of horror and his creative abilities. The characters are redefined
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Drew Staples 6/12/14 Properties of water Question Does mixing water with other substances change it’s boiling point. Research The boiling point of a liquid is when the temperature causes the vapor pressure to be equal to the air. Air density will change waters boiling point. High altitudes give water a lower boiling point. Hypothesis If the water is less dense then it will boil faster and the boiling point will be lower. Materials 1 Pot A Sink A Stove 1 tablespoon of sugar 1
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Aim: To investigate the effect of skin sensitivity in response to cold temperature in different parts of the body by timing the maximum amount of time in which ice-pack can be held to that area. Hypothesis: If the layer of skin is relatively thin‚ the nerve response to cold will be the fastest‚ increasing the skin’s sensitivity. This therefore means that the fastest responses to cold will be in the face‚ and specifically the nose. The skin consists of 3 main layers; the epidermis‚ dermis and
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