Experiment #2 Resonance of Air Columns Connie Wang PHYS 2426 – 103 Partners: Deneen Ernst‚ Dalton Penn‚ and Trey Thompson DATA__________________________________________________________________________________________ Room Temperature: 21°C Theoretical speed of sound: 343 m/s Experimental speed of sound (average): 348 m/s Percent Difference: + 1.46% Frequency of Tuning Fork (Hz) | First Position of Resonance | Second Position of Resonance | Wavelength (m) |
Premium Sound
Oregon’s 1984‚ intentional contamination case; lack of vigilance and complacency among restaurant owners‚ managers‚ and employees played a significant role; thus‚ simplifying the intentional act. With that said‚ the recommended strategy is enhanced education‚ training‚ and dedicated employee observational stationing (salad bar). Although no solution is foolproof these enhanced safety measures add multiple levels of security aimed at the prevention of future intentional contamination with minimal cost structuring
Premium Food Nutrition Health
of obsessive compulsive disorders. The most common type is contamination obsession. It is a fear of any disease or contact any subject. As a result of this‚ the person starts to over-clean‚ such as often hand washing. Excessive hand washing can sometimes even lead to a complete deep skin destruction. The person can spend most of their day at home by washing themselves or isolating themselves from being out because of fear of contamination. Another common obsession is ‘’ checking’’. The person may
Premium Anxiety Selective serotonin reuptake inhibitor Psychology
Tylenol Product Contamination case study “The risks and rewards to organizations of openness are illustrated by recent cases of crisis management run amuck and done well by highly visible corporations. In the 1980’s‚ Johnson and Johnson created the case study benchmark for crisis management with its handling of the Tylenol product contamination issue. Highly visible leadership and wide-open communication allowed the company to quickly rebuild customer trust in the Tylenol brand” (Patrick F. Bassett)
Premium Tylenol Johnson & Johnson Management
Lab 2 – Water Quality and Contamination Experiment 1: Effects of Groundwater Contamination Table 1: Water Observations (Smell‚ Color‚ Etc.) Beaker Observations 1 The water is clear with no distinct smell. 2 The vegetable oil does not mix with the water. Oil on top‚ separated from the water. Oil has a slight yellow look to it. No odor. 3 Vinegar mixes with the water and retains clarity. Has a slight smell of vinegar to it. 4 Laundry detergent changes the water’s clarity to a blue-green color. It has
Premium Water pollution Drinking water Water quality
Determination of Water Hardness Using a Titrator Heather Crall Chemistry 1 SMT- 271044 10/17/2012 Abstract From seeing all of my results and conclusion I now see that I didn’t understand this lab very well and that its not easy when others try to help. Since I have hard water it tells me that my water flows over and through rocks and minerals‚ like limestone. Purpose The purpose of this lab is to become familiar with the concept of water hardness. We learn that hard water contains high
Premium Calcium carbonate Calcium Hard water
TITLE: Wad a Watershed Lab INTRODUCTION: Using models is very important in science. In this lab‚ you will design a model that will help you investigate the relationship between land surfaces and water on Earth. OBJECTIVE: To design a model that will help you visualize watershed characteristics. PROBLEM: How can we use the relationships between land surfaces and water to understand conservation of resources and pollution? HYPOTHESIS: In your own words‚ write a hypothesis about how the relationships
Premium Water Scientific method Paper
Cross-Contamination and its Role in Food Poisoning Outbreaks Cross-contamination is one of the most major causes of food poisoning (Food Standards Agency‚ 2014). It is defined as ‘the process by which a substance that is harmful or dirty spreads from one area to another’ (Cambridge Online Dictionary‚ 2014) .There are 3 different types of contamination in the food industry; microbial contamination‚ physical contamination and chemical contamination‚ with microbial contamination being a more frequent
Free Food Food safety Hazard Analysis and Critical Control Points
CHEM 4104 Physical Chemistry II Report 1: The Kinetics of a Reversible‚ First-Order‚ Consecutive Reaction: The Reduction of Cr(VI) by Glutathione By: Hector Sepulveda ID:900105300 University of Texas at the Permian Basin Abstract In the experiment the reduction of Cr(VI) by glutathione will be monitored‚ the data will be recorded and the double-exponential dependence of the reaction will be analyzed. Exponential stripping‚ as well as computer assisted non-linear regression analysis will
Premium Regression analysis Linear regression Chemical kinetics
Squamous (non-keratinized) flat long strands with nucleus Pseudostratified Ciliated Columnar cells together in a column structure‚ single layer‚ elongated cells Transitional many layers of cube shaped and elongated cells Stratified Cuboidal (online) 2-3 layers‚ cube shaped cells Stratified Columnar (online) top layer of elongated cells‚ lower layers of cubed shaped cells Questions A. Why is the study of histology important in the overall understanding of anatomy and physiology? Histology
Premium Epithelium Cardiac muscle Muscle