law of conservation of matter

简明释义

物质守恒定律

英英释义

例句

1.When baking, the ingredients you start with will equal the final product due to the law of conservation of matter 物质守恒定律.

在烘焙时，由于物质守恒定律 law of conservation of matter，你开始时的原料将等于最终产品。

2.The law of conservation of matter 物质守恒定律 explains why we can't just disappear waste; it must be transformed into something else.

这就是为什么我们不能简单地消失废物的原因，物质守恒定律 law of conservation of matter 解释了这一点；废物必须转化为其他东西。

3.In environmental science, the law of conservation of matter 物质守恒定律 helps us understand nutrient cycles.

在环境科学中，物质守恒定律 law of conservation of matter 帮助我们理解养分循环。

4.The law of conservation of matter 物质守恒定律 is essential for understanding how reactions occur in a closed system.

理解反应如何在封闭系统中发生，物质守恒定律 law of conservation of matter 是至关重要的。

5.In chemistry class, we learned that the law of conservation of matter 物质守恒定律 states that matter cannot be created or destroyed in a chemical reaction.

在化学课上，我们了解到，物质守恒定律 law of conservation of matter 表示在化学反应中物质不能被创造或消灭。

作文

The law of conservation of matter states that matter cannot be created or destroyed in an isolated system. This fundamental principle is crucial in the field of chemistry and physics, as it helps us understand how substances interact during chemical reactions. When we observe a chemical reaction, we can see that the total mass of the reactants equals the total mass of the products. This observation supports the law of conservation of matter (物质守恒定律), which implies that the atoms involved in the reaction are simply rearranged to form new substances rather than being lost or gained.One classic example of the law of conservation of matter is the combustion of hydrogen gas. When hydrogen burns in the presence of oxygen, it produces water. If we start with a certain amount of hydrogen and oxygen, the mass of the water produced will equal the combined mass of the hydrogen and oxygen that were consumed. This demonstrates that even though the substances have changed their form, the total amount of matter remains constant throughout the process.Understanding the law of conservation of matter is essential for various scientific applications, including environmental science, engineering, and biology. For instance, in environmental science, this law helps us analyze the impact of pollutants in ecosystems. By applying the law of conservation of matter (物质守恒定律), scientists can track how contaminants move through the environment and predict their effects on living organisms. This understanding is vital for developing strategies to mitigate pollution and protect ecosystems.In engineering, the law of conservation of matter is applied in designing chemical reactors and industrial processes. Engineers must ensure that the inputs and outputs of a system are balanced according to this law. By doing so, they can optimize production and minimize waste, leading to more sustainable practices in manufacturing.Moreover, the law of conservation of matter also plays a significant role in biological processes. In cellular respiration, for example, glucose and oxygen are converted into carbon dioxide and water, releasing energy in the process. The mass of the glucose and oxygen consumed equals the mass of the carbon dioxide and water produced, illustrating the law of conservation of matter (物质守恒定律) at work in living organisms.In conclusion, the law of conservation of matter is a foundational concept in science that underscores the idea that matter is neither created nor destroyed. It serves as a guiding principle in various fields, allowing scientists and engineers to understand and predict the behavior of substances in different contexts. Whether we are studying chemical reactions, analyzing environmental impacts, or designing efficient processes, the law of conservation of matter (物质守恒定律) remains a critical element of our scientific understanding.

物质守恒定律指出，在一个孤立系统中，物质无法被创造或毁灭。这个基本原则在化学和物理学领域至关重要，因为它帮助我们理解物质在化学反应中的相互作用。当我们观察化学反应时，我们可以看到反应物的总质量等于生成物的总质量。这一观察结果支持了物质守恒定律，这意味着参与反应的原子只是重新排列以形成新物质，而不是被丢失或获得。一个经典的物质守恒定律的例子是氢气的燃烧。当氢气在氧气存在下燃烧时，它会生成水。如果我们从一定量的氢和氧开始，产生的水的质量将等于消耗的氢和氧的总质量。这表明，尽管物质的形式发生了变化，但在整个过程中物质的总量保持不变。理解物质守恒定律对各种科学应用至关重要，包括环境科学、工程学和生物学。例如，在环境科学中，这一定律帮助我们分析污染物在生态系统中的影响。通过应用物质守恒定律，科学家可以追踪污染物如何在环境中移动，并预测它们对生物体的影响。这种理解对于制定减轻污染和保护生态系统的策略至关重要。在工程学中，物质守恒定律被应用于设计化学反应器和工业过程。工程师必须确保系统的输入和输出根据这一法则保持平衡。通过这样做，他们可以优化生产并最小化废物，从而在制造中实现更可持续的实践。此外，物质守恒定律在生物过程中也发挥着重要作用。在细胞呼吸中，例如，葡萄糖和氧气被转化为二氧化碳和水，同时释放能量。消耗的葡萄糖和氧气的质量等于产生的二氧化碳和水的质量，展示了物质守恒定律在生物体内的运作。总之，物质守恒定律是科学中的一个基础概念，强调物质既未被创造也未被毁灭的理念。它作为各种领域的指导原则，使科学家和工程师能够理解和预测不同背景下物质的行为。无论我们是在研究化学反应、分析环境影响还是设计高效的过程，物质守恒定律始终是我们科学理解的重要组成部分。