Sci207 Using The Week Three Rough Draft Template Hello SCI2 ✓ Solved

Sci207 Using The Week Three Rough Draft Template Hello, SCI207 students. This week, you'll be working on your week three rough draft for your final paper. To help you complete the rough draft, you'll use the template located in the week three assignment section. Using this template will not only assure that you are following the right format for your rough draft, but it will also clarify how to put together your rough draft, significantly reducing confusion and the amount of time it takes to complete the rough draft. Let's get into some more details about each section of the template.

This assignment requires you to develop a comprehensive rough draft for your final paper based on your Week Two Lab, focusing specifically on the experiment regarding Drinking Water Quality. You will employ a structured template which guides you through the essential components of a scientific report, including the introduction, materials and methods, results, discussion, and conclusion. The primary goal is to produce a fact-based, well-organized narrative that critically discusses your experiment's background, objectives, hypotheses, procedures, findings, and broader implications.

In the introduction, you should provide background information on water quality issues, citing scholarly sources that establish the importance of research in this area. Clearly state the objective of your experiment and formulate a hypothesis, including your rationale for this prediction. The materials and methods section should describe the materials used and the experimental procedures in a way that others could replicate the study, written in past tense and paraphrased from the lab instructions. The results section must include all relevant tables with measurements in proper units, and an accompanying paragraph that objectively describes the data without interpretation.

The discussion section should interpret whether your hypothesis was supported or refuted, analyze the significance of your findings, and relate your results to broader water quality concerns. It should also address possible sources of error, suggest improvements for future experiments, and propose new questions that have emerged based on your findings. The conclusion should succinctly summarize the essential points and the main takeaway message of your report. Finally, your references should include a minimum of two scholarly sources, two credible sources, and your lab manual, all formatted in APA style.

Sample Paper For Above instruction

Introduction

Water quality remains a vital concern in environmental science due to its direct impact on human health and ecological sustainability. According to the World Health Organization (WHO, 2017), access to safe drinking water is essential for public health, yet contamination of water sources persists globally. Common pollutants such as heavy metals, pathogens, and chemical residues compromise water safety and call for rigorous monitoring and regulation (Smith & Jones, 2018). Understanding the specific factors that influence water quality, including natural and anthropogenic sources, is critical for developing effective management strategies. This research investigates the presence of common contaminants in local water sources, emphasizing the importance of adherence to water standards set by regulatory agencies like the EPA (Environmental Protection Agency, 2020).

Objective

The primary objective of this study is to assess the levels of chemical contaminants such as nitrates, phosphates, and chlorine in local drinking water sources. The experiment aims to determine whether these levels exceed established safety thresholds, which could indicate potential health risks. This investigation seeks to provide data that can inform consumers and policymakers about water safety, thereby contributing to public health initiatives and regulatory compliance.

Hypothesis

I hypothesize that the sampled local drinking water will contain contaminant levels within the EPA’s safe limits. This hypothesis is based on prior observational data suggesting regular treatment and testing of municipal water supplies, although occasional fluctuations in contaminant levels are possible due to seasonal or infrastructural factors.

Materials and Methods

Water samples were collected from three different municipal sources using sterile containers. Phosphate and nitrate levels were measured using colorimetric test strips, while chlorine content was determined via a digital chlorine tester. All measurements adhered to the protocols outlined in the EPA’s Drinking Water Testing Manual. The samples were stored in cooled conditions and analyzed within 24 hours to prevent degradation. Data were recorded in parts per million (ppm) with appropriate units, ensuring that all measurements could be compared against safety standards.

Results

The test results are summarized in Table 1, which displays the concentrations of nitrates, phosphates, and chlorine in each sample. Sample A showed nitrate levels of 3 ppm, phosphate levels of 0.5 ppm, and chlorine at 1 ppm. Sample B presented nitrate levels at 5 ppm, phosphates at 0.2 ppm, and chlorine at 0.8 ppm. Sample C exhibited nitrate levels of 2 ppm, phosphate at 0.3 ppm, and chlorine at 1.2 ppm.

The data indicate that all measured contaminant levels are within the EPA standards for safe drinking water. These findings suggest that the water sources tested pose no immediate health risk related to these specific contaminants.

Discussion

The results support the hypothesis that local water sources contain contaminant levels below EPA safety thresholds. The nitrate levels observed are consistent with typical municipal water supplies and do not suggest eutrophication risks. Phosphate concentrations were minimal, indicating effective filtration or natural attenuation processes. Chlorine levels, used for disinfectant purposes, fell within acceptable limits, confirming proper treatment.

However, variations between samples could be influenced by factors such as pipe corrosion, seasonal changes, or contamination from nearby agricultural runoff. These factors should be considered in ongoing water quality monitoring programs. Potential sources of error include sample contamination or measurement inaccuracies due to equipment calibration issues. Future studies could incorporate a broader range of contaminants, including heavy metals like lead or arsenic, and use more sensitive analytical techniques such as atomic absorption spectroscopy.

Further research questions may include: What is the impact of seasonally varying agricultural runoff on water quality? How do different water treatment methods compare in effectiveness? These investigations would help refine our understanding of local water safety and guide infrastructure improvements.

Conclusion

This study confirms that the tested municipal water sources are within safety standards for nitrates, phosphates, and chlorine. Maintaining such standards is vital for public health, and continuous monitoring is recommended to detect emerging issues. The research emphasizes the importance of regular testing and adherence to regulatory guidelines to ensure safe drinking water for communities.

References

• Environmental Protection Agency (EPA). (2020). National Primary Drinking Water Regulations. U.S. Government Printing Office.
• Smith, J. A., & Jones, R. K. (2018). Water pollution and health risks: A review. Journal of Environmental Science, 55, 123-134.
• World Health Organization (WHO). (2017). Guidelines for Drinking-water Quality. WHO Press.
• Additional scholarly sources to be used appropriately in final paper.