answer‚ or what problem are you trying to explain? Hypothesis After reading the lab instructions - but before starting the lab - record your best “educated guess” about each experiment: Experiment 1: Which method of finding the density give you the least percent error and why? Experiment 2: After completing the first experiment‚ answer this question. Which block do you think has the highest density and why? Experimental Design List the materials used in this lab‚ and write a brief explanation of
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The Chex-Mix’s percent error was 60%. The conclusion that was made was that through out the entire experiment there was a tremendous amount of error made due to the fact that the percent error was incredibly high. An inference that was made was the Chex-Mix and the CHEEZ-IT burned the fastest‚ while the Marshmallow and Cheetos burned a tad bit slower. Another
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In this lab‚ the purpose was to find how mass‚ angle‚ and length affected the average period that it took for a pendulum to swing eight times. For each experiment‚ the pendulum had two constants either being the mass‚ angle‚ or length and had one variable being changed‚ also being either the mass‚ angle‚ or length. In each experiment‚ the pendulum took ten full swings and at the end of the tenth swing‚ the time was taken. Then‚ the time of the ten swings was divided by ten and an average period
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including quantum and inorganic. The purpose of the quantum laboratory is to allow students to explore and better understand the foundational experiments that led to the development of quantum mechanics. In general‚ the laboratory consists of an optics table where a source‚ sample‚ modifier‚ and detector combination can be placed to perform different experiments. These devices are located in the stockroom. You can gain access to the help menu‚ for the quantum lab‚ by clicking on the bell in the stockroom
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SETTLEMENT OF PURE KAOLINITE CLAY BY USING OEDOMETER IN 1-DIMENSIONAL CONSOLIDATION Abstract The aim of this experiment was to explain how to use two type of oedometer to calculate compression index (Cc) and re-compression index (Cr)‚ measuring the pre-consilidation (s’vc)‚ and to predict the coefficient of consolidation (Cv). The soil used in this experiment is Kaolinite clay‚ which has Cv = 8.69 sqm/year at 300 kPa (hydraulic result) and Cv = 2.98 sqm/year at 288 kPa (manual result)
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The overall experiment consisted of three smaller experiments as a result of the different properties chlorophylls possess and the need to test them individually to receive the most accurate results. Preparation for the lab began with selecting a medium to large spinach leaf and deveining it. Once the spinach was prepared‚ it was ground in 5 mL of 100% acetone‚ creating a green acetone extract. The extract was filtered through a funnel with a kimwipe and into a test tube. The volume of the filtered
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Abstract This experiment was designed to test whether priming participants through testing can lead to overconfidence on further testing when the information changes. 36 Participants were selected from the ------- to participate in this experiment. The participants were given reading comprehension tests that were amended from Pearson-Longman Education testing materials. 18 participants were given Test 1 followed by a Control Test‚ and 18 participants were given Test 1 followed by an Experiment Test. Control
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Introduction The experiment was all based off of the question does the amount of candles affect how high the water rises? The hypothesis was also tested by the experiment‚ and this was the hypothesis‚ the amount of candles affects the height of the water. This hypothesis was chosen because it was known that the more candles lit in the container it used more oxygen and without the oxygen the contained created a vacuum that brings up the water‚ and that the more candles the stronger the vacuum. Experimental
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diffusion. The water in each experiment measured 13 cm from the bottom of the glass to the top. The tap water for each experiment was taken from a jug so the temperature would be consistent. Before the food coloring was added the water in the glass was allowed to settle to decrease any movement. In the first experiment it took 61 seconds for the drop of food coloring to reach the bottom of the glass‚ in the second experiment it took 51 seconds and in the third experiment it took 32 seconds. To figure
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This section covers the following topics Requirements for a good experiment/study The types of research Statistical methods for combining research Section Summary Research forms the foundation of psychology; much of what we know about psychology today is because of research. There are specific requirements for research. A study or experiment must be both reliable and valid‚ and the procedure should be ethical according to the American Psychology Association’s standards. Within psychology
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