ultimately controlled variable

简明释义

最终被控变量

英英释义

例句

1.In the experiment, the temperature was the ultimately controlled variable 最终控制变量 that affected the rate of reaction.

在实验中，温度是影响反应速率的最终控制变量。

2.The ultimately controlled variable 最终控制变量 in this case was the concentration of the reactants.

在这种情况下，最终控制变量是反应物的浓度。

3.Researchers found that the ultimately controlled variable 最终控制变量 in their study significantly influenced the outcomes.

研究人员发现，他们研究中的最终控制变量显著影响了结果。

4.When designing the experiment, it is crucial to identify the ultimately controlled variable 最终控制变量 to ensure accurate results.

在设计实验时，识别最终控制变量对于确保准确结果至关重要。

5.Understanding the ultimately controlled variable 最终控制变量 helps in predicting the behavior of the system.

理解最终控制变量有助于预测系统的行为。

作文

In the realm of scientific research, the concept of variables is fundamental to understanding how experiments are designed and interpreted. Among these variables, the term ultimately controlled variable refers to those factors that researchers manage to ensure that their results are valid and reliable. This variable is crucial because it allows scientists to isolate the effects of the independent variable on the dependent variable, thereby drawing accurate conclusions from their studies.To elaborate, when conducting an experiment, researchers manipulate the independent variable, which is the factor they are testing. For example, if a scientist is studying the effect of different amounts of sunlight on plant growth, the amount of sunlight is the independent variable. The dependent variable, in this case, would be the growth of the plants, measured by height or biomass.However, there are numerous other factors that could influence plant growth, such as soil quality, water availability, and temperature. These factors must be controlled to ensure that any changes in plant growth can be attributed solely to the variations in sunlight. This is where the ultimately controlled variable comes into play. It encompasses all the external factors that are kept constant throughout the experiment.For instance, in our plant growth experiment, the researcher might use the same type of soil, provide equal amounts of water, and maintain a consistent temperature for all test groups. By controlling these variables, the researcher minimizes the risk of confounding factors affecting the results. Thus, the ultimately controlled variable serves as a safeguard against external influences that could skew the data.Understanding the role of the ultimately controlled variable is not only important for scientists but also for students learning about experimental design. It highlights the significance of meticulous planning and execution in research. Without proper control of these variables, the validity of the experiment can be compromised, leading to erroneous conclusions.Moreover, the implications of poorly controlled variables extend beyond the laboratory. In fields such as medicine, psychology, and environmental science, the consequences of ignoring the ultimately controlled variable can be substantial. For example, in clinical trials, if researchers do not adequately control for patient demographics or pre-existing conditions, the efficacy of a new drug may be misrepresented, ultimately impacting patient care.In conclusion, the ultimately controlled variable is a vital component of experimental design that ensures the integrity of scientific findings. By recognizing and managing these variables, researchers can produce more reliable and valid results, contributing to the advancement of knowledge across various fields. As we continue to explore the intricacies of scientific inquiry, the importance of controlling variables will remain a cornerstone of effective research methodology.

在科学研究的领域中，变量的概念对于理解实验的设计和解释至关重要。在这些变量中，术语最终控制变量指的是研究人员管理的那些因素，以确保他们的结果是有效和可靠的。这个变量至关重要，因为它允许科学家们将自变量对因变量的影响孤立出来，从而从他们的研究中得出准确的结论。进一步阐述，当进行实验时，研究人员操纵自变量，即他们正在测试的因素。例如，如果一位科学家正在研究不同阳光照射量对植物生长的影响，那么阳光照射量就是自变量。在这种情况下，因变量将是植物的生长，通过高度或生物量来测量。然而，还有许多其他因素可能会影响植物的生长，例如土壤质量、水分供应和温度。为了确保植物生长的任何变化仅能归因于阳光的变化，这些因素必须被控制。这就是最终控制变量发挥作用的地方。它包含了在整个实验过程中保持不变的所有外部因素。例如，在我们的植物生长实验中，研究人员可能会使用相同类型的土壤，提供相等的水分，并为所有测试组保持一致的温度。通过控制这些变量，研究人员最大限度地减少了混杂因素影响结果的风险。因此，最终控制变量作为防护措施，可以防止外部影响扭曲数据。理解最终控制变量的作用不仅对科学家重要，也对学习实验设计的学生重要。它强调了研究中细致规划和执行的重要性。如果没有妥善控制这些变量，实验的有效性可能会受到损害，从而导致错误的结论。此外，控制变量不当的影响超越了实验室。在医学、心理学和环境科学等领域，忽视最终控制变量的后果可能是巨大的。例如，在临床试验中，如果研究人员没有充分控制患者的人口统计特征或既往病史，新药的疗效可能会被误传，最终影响患者护理。总之，最终控制变量是实验设计的一个重要组成部分，确保科学发现的完整性。通过识别和管理这些变量，研究人员可以产生更可靠和有效的结果，为各个领域的知识进步做出贡献。随着我们继续探索科学探究的复杂性，控制变量的重要性将始终是有效研究方法的基石。