Title Experiment with a spiral spring (Oscillation) Objective 1. To show how the time of vertical oscillation depends on the load 2. To determine the spring constant 3. To determine the effective mass of the spring Introduction In this experiment‚ it is to show how the time of vertical oscillation depends on the load‚ to determine the spring constant and to determine the effective mass of the spring. An ideal spring is remarkable in the sense that
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potassium content on the extracellular matrix of neurons so that when an impulse goes through the neuron‚ there is a greater electrical gradient between the inside and outside of the axon‚ promoting faster diffusion. It also helps in restoring the original balance of the electron gradient‚ so it would allow one to fire neurons more quickly with a shorter "recharge" period. Basically‚ they allow electrical impulses in neurons to travel
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The aim of this experiment was to replicate the Primacy effect‚ which investigates the effects of ascending and descending performances on attributions of intellectual ability‚ illustrating that individuals’ perception of another individual is influenced by their first impression of that person to the detriment of all subsequent impressions. The design included independent groups‚ and the 46 participants over 16 years old (25 males and 21 females) were chosen through convenience sampling. The latter
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What was the original purpose of NATO? In which ways has NATO "reinvented" itself in the post-cold war world? Suggestions: Concise coverage of NATO + CW Belief of many politicians that NATO had become redundant re: end of CW How NATO has defied this prediction Eg expansion of NATO -> PFP -> NATO+Russia Kosovo 9/11 Afghanistan At present two important formal alliances dominate the international security scene. By far the most powerful is the North Atlantic Treaty Organisation (NATO)
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The members in our group were Whitney‚ myself‚ and Charlotte. The title of this lab was “reaction types.” The purpose of this lab was to identify the reaction type‚ balance equations‚ and observe the reactions .Our hypothesis was if there was many stations with fire‚ then they’re would be many combustion reactions. The procedure of the first lab was to place a solid piece of magnesium metal in the bottom of the smallest tube. Place this test tube in the test tube holder. Using tongs pick up the
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Practical 1: Observation of mitosis in garlic root tips Introduction The practical will involve the preparation‚ observation‚ and classification‚ of the various stages of mitosis by observing garlic root tips using a microscope. The study comes under the heading of cytogenetics which is the visual characterisation of genetic material and the study of how that material reacts during the life of the cell. Strictly speaking‚ mitosis is the division of the nucleus into two daughter nuclei that are
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Fall of Humanity: Then and Now Worksheet Name:John Luther Course:CWV-101 Date: 01/30/2015 Instructor:Andy McClurg PART ONE: THE FALL - THEN Read the assigned readings in Topic 3 (textbook chapter 4‚ Lecture 3‚ "The Mystery of Original Sin" article‚ and Bible passages) and address the following questions with a total word count (including questions) of 500-750 words. Cite all of the resources used with in-text citations‚ using at least two sources from the Topic 3 readings. These will be included
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Classical Conditioning Experiment Hypothesis: If the spoon taps the glass of water after several trials of chiming and switching off the light‚ then the participant’s pupils should dilate to the chime of the glass without turning off the light. Procedure: First‚ I sat on the bathroom counter with my sister and had a spoon and a glass of water. The light switch was nearby and the room was dimly lit. Then‚ I turned off the light to see how much her eyes would dilate under normal conditions. After
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Chem-102 Lab Dr. Sobhi Experiment #3: Spectrophotometric Determination of Tartrazine Purpose The objectives of this lab include- illustrating the use of the spectrophotometer in chemical analysis‚ and generating a standard‚ or calibration curve‚ then using that curve to determine the value of an unknown substance. The spectrophotometer is one of the most powerful tools used in chemistry to find the concentration of substances in solution. It compares the colors of a known and an unknown solution
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Half Life Experiment My hypothesis would be that after each shaking about half of the remaining candies would be logo-up and half of them logo-down. That’s why the shaking represents a "half-life". half-life || total time (sec) || # of undecayed atoms || # of decayed atoms 0 0 100 0 1 5 65 35 2 10 51
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