quantity of heat

简明释义

热量

英英释义

例句

1.To find the quantity of heat 热量 needed for heating a room, you need to know the room's volume and insulation quality.

要找出加热房间所需的热量，你需要知道房间的体积和绝缘质量。

2.The engineer calculated the quantity of heat 热量 required to maintain the temperature in the reactor.

工程师计算了维持反应堆温度所需的热量。

3.In this experiment, we measured the quantity of heat 热量 released during the chemical reaction.

在这个实验中，我们测量了化学反应中释放的热量。

4.The quantity of heat 热量 absorbed by the water can be calculated using its specific heat capacity.

水吸收的热量可以通过其比热容来计算。

5.The quantity of heat 热量 generated by the furnace was sufficient to keep the entire building warm.

炉子产生的热量足以让整个建筑保持温暖。

作文

The concept of the quantity of heat is fundamental in the field of thermodynamics, which is the branch of physics that deals with the relationships between heat and other forms of energy. In simple terms, the quantity of heat refers to the amount of thermal energy transferred from one body to another due to a temperature difference. This transfer can occur through conduction, convection, or radiation, and it plays a crucial role in various natural processes and industrial applications.To understand the significance of the quantity of heat, we can consider everyday examples. For instance, when you boil water in a kettle, the heat from the stove is transferred to the kettle and then to the water. The quantity of heat absorbed by the water causes its temperature to rise until it reaches the boiling point. This process is not only essential for cooking but also demonstrates the principles of energy transfer and phase changes.In scientific terms, the quantity of heat is measured in joules (J) or calories (cal), and it can be calculated using specific formulas depending on the context. For example, in the case of heating a substance, the quantity of heat can be determined using the formula: Q = mcΔT, where Q is the quantity of heat, m is the mass of the substance, c is the specific heat capacity, and ΔT is the change in temperature. This equation highlights how different materials require varying amounts of heat to achieve the same temperature change, emphasizing the importance of understanding the quantity of heat in practical applications.Moreover, the quantity of heat is not just relevant in theoretical scenarios; it has real-world implications in engineering and environmental science. For instance, in designing heating systems for buildings, engineers must calculate the quantity of heat needed to maintain a comfortable indoor temperature during winter months. Similarly, in the context of climate change, understanding the quantity of heat absorbed by oceans can help scientists predict weather patterns and assess the impact of global warming.In conclusion, the quantity of heat is a vital concept that extends beyond the boundaries of physics into various aspects of daily life and technological advancements. By grasping the principles governing the quantity of heat, we can better appreciate the intricate balance of energy transfer that sustains our environment and supports modern civilization. Whether we are cooking, building, or studying climate change, the quantity of heat remains a key factor that influences our interactions with the physical world. Understanding this concept is essential for anyone interested in science, engineering, or environmental studies, as it lays the groundwork for further exploration into the fascinating dynamics of energy and heat transfer.

“热量”这个概念在热力学领域中是基础的，热力学是研究热与其他形式能量之间关系的物理学分支。简单来说，“热量”指的是由于温度差而从一个物体转移到另一个物体的热能量的数量。这种转移可以通过导热、对流或辐射发生，它在各种自然过程和工业应用中起着至关重要的作用。为了理解“热量”的重要性，我们可以考虑日常生活中的例子。例如，当你在水壶中烧水时，炉子的热量被传递到水壶，然后再传递到水中。被水吸收的“热量”使得水的温度上升，直到达到沸点。这个过程不仅对烹饪至关重要，还展示了能量转移和相变的原理。在科学术语中，“热量”以焦耳（J）或卡路里（cal）为单位测量，并且可以根据上下文使用特定公式进行计算。例如，在加热物质的情况下，“热量”可以使用公式：Q = mcΔT来确定，其中Q是“热量”，m是物质的质量，c是比热容，ΔT是温度变化。这个方程强调了不同材料在实现相同温度变化时所需的热量不同，突显了在实际应用中理解“热量”的重要性。此外，“热量”不仅在理论场景中相关；它在工程和环境科学中也具有现实世界的影响。例如，在为建筑设计供暖系统时，工程师必须计算在冬季维持舒适室内温度所需的“热量”。同样，在气候变化的背景下，了解海洋吸收的“热量”可以帮助科学家预测天气模式并评估全球变暖的影响。总之，“热量”是一个重要的概念，它超越了物理学的界限，延伸到日常生活和技术进步的各个方面。通过掌握影响“热量”的原则，我们可以更好地欣赏维持我们环境和支持现代文明的能量转移的微妙平衡。无论我们是在烹饪、建筑还是研究气候变化，“热量”都是影响我们与物理世界互动的关键因素。理解这个概念对于任何对科学、工程或环境研究感兴趣的人来说都是必不可少的，因为它为进一步探索能量和热量转移的迷人动态奠定了基础。