state of aggregation

简明释义

聚集态

英英释义

例句

1.The state of aggregation (聚合态) of gases is often less stable than that of liquids or solids.

气体的聚合态通常比液体或固体的不稳定。

2.In chemistry, understanding the state of aggregation (聚合态) of a substance is crucial for predicting its behavior.

在化学中，理解物质的聚合态对于预测其行为至关重要。

3.The state of aggregation (聚合态) can affect the solubility of compounds in different solvents.

不同溶剂中，聚合态可能影响化合物的溶解度。

4.When ice melts, it transitions from a solid state of aggregation (聚合态) to a liquid one.

当冰融化时，它从固体聚合态转变为液态。

5.The physical properties of water change significantly depending on its state of aggregation (聚合态).

水的物理性质会根据其聚合态发生显著变化。

作文

The concept of state of aggregation refers to the distinct forms that matter can take based on the arrangement and behavior of its particles. In general, there are four primary states of aggregation: solid, liquid, gas, and plasma. Each of these states has unique characteristics that define how the particles interact with one another and how they respond to external forces. Understanding these states of aggregation is crucial in various fields such as chemistry, physics, and engineering.In a solid state, particles are closely packed together in a fixed arrangement. This tight packing results in a definite shape and volume, making solids rigid and incompressible. For instance, ice is a solid form of water where the molecules are arranged in a structured lattice. The strong intermolecular forces in solids prevent the particles from moving freely, which is why solids maintain their shape unless subjected to an external force.On the other hand, liquids have a state of aggregation where particles are still close together but can move past one another. This allows liquids to flow and take the shape of their container while maintaining a constant volume. Water, for example, is a liquid that can adapt to the shape of a glass while still occupying a fixed amount of space. The intermolecular forces in liquids are weaker than in solids, enabling this fluidity.Gases represent another state of aggregation where particles are far apart and move freely. In this state, the particles have enough energy to overcome intermolecular forces, allowing them to spread out and fill the entire volume of their container. For instance, when you open a bottle of perfume, the scent quickly fills the room because the gas particles disperse rapidly. This behavior is explained by the kinetic molecular theory, which describes how the energy of particles affects their movement and interactions.Plasma, the fourth state of aggregation, consists of highly energized particles that have lost some or all of their electrons. This results in a collection of positively charged ions and free electrons. Plasma is commonly found in stars, including our sun, where nuclear fusion occurs. Additionally, plasma is used in various technologies, such as fluorescent lights and plasma TVs. The unique properties of plasma, such as its ability to conduct electricity and respond to magnetic fields, make it an exciting area of study in both science and technology.The transitions between these states of aggregation—melting, freezing, condensation, evaporation, and ionization—are essential processes that occur in nature and industry. For example, the melting of ice into water involves the absorption of heat energy, which causes the solid structure to break down and transition into the liquid state. Similarly, when water is heated to its boiling point, it transforms into steam, a gaseous state of aggregation.In conclusion, the term state of aggregation encompasses the various forms that matter can exist in, each with distinct properties influenced by particle arrangement and energy levels. By studying these states of aggregation, we gain valuable insights into the behavior of materials, which is vital for advancements in science and technology. Understanding how matter changes from one state of aggregation to another enables us to harness these transformations for practical applications, from manufacturing to environmental science.

“聚集态”这一概念是指物质根据其粒子的排列和行为所能呈现的不同形式。通常，物质有四种主要的“聚集态”：固态、液态、气态和等离子态。每种状态都有其独特的特征，定义了粒子之间的相互作用以及它们如何响应外部力。理解这些“聚集态”在化学、物理和工程等多个领域中都是至关重要的。在固态中，粒子紧密地排列在一起，形成固定的结构。这种紧密的排列使固体具有明确的形状和体积，使其变得坚硬且不可压缩。例如，冰是水的固态形式，其中分子以有序的晶格排列。固体中强大的分子间力阻止了粒子的自由运动，这就是为什么固体在没有外部力量的情况下保持其形状。另一方面，液体的“聚集态”是粒子仍然紧密相连但可以相互移动。这使得液体能够流动并适应容器的形状，同时保持恒定的体积。例如，水是一种液体，可以适应杯子的形状，同时仍占据固定的空间。液体中的分子间力比固体中的要弱，从而使这种流动性成为可能。气体代表另一种“聚集态”，其粒子彼此相距较远并自由移动。在这种状态下，粒子拥有足够的能量克服分子间的作用力，使其能够扩散并填满整个容器的体积。例如，当你打开一瓶香水时，香味很快充满整个房间，因为气体粒子迅速扩散。这种行为可以通过动能分子理论来解释，该理论描述了粒子的能量如何影响它们的运动和相互作用。等离子态是第四种“聚集态”，由高度激发的粒子组成，这些粒子已经失去了一些或全部的电子。这导致形成带正电的离子和自由电子的集合。等离子态常见于恒星，包括我们的太阳，在那里发生核聚变。此外，等离子体还用于各种技术中，如荧光灯和等离子电视。等离子体的独特性质，如导电性和对磁场的响应，使其成为科学和技术研究的一个令人兴奋的领域。这些“聚集态”之间的转变——熔化、凝固、凝结、蒸发和电离——是自然界和工业中发生的重要过程。例如，冰融化成水的过程涉及热能的吸收，这会导致固体结构的崩溃并转变为液态。类似地，当水被加热到沸点时，它会转变为蒸汽，这是一种气态的“聚集态”。总之，“聚集态”这一术语涵盖了物质存在的各种形式，每种形式都有独特的性质，受到粒子排列和能量水平的影响。通过研究这些“聚集态”，我们获得了对材料行为的宝贵见解，这对于科学和技术的进步至关重要。理解物质如何从一种“聚集态”转变为另一种，使我们能够利用这些转变进行实际应用，从制造业到环境科学。