conservation of energy

简明释义

节约能源

英英释义

例句

1.Engineers often rely on the conservation of energy 能量守恒 when designing efficient machines.

工程师在设计高效机器时常常依赖于能量守恒。

2.In a closed system, the conservation of energy 能量守恒 ensures that the total energy remains constant over time.

在一个封闭系统中，能量守恒确保总能量随时间保持不变。

3.The principle of conservation of energy states that energy cannot be created or destroyed, only transformed from one form to another.

能量守恒的原则表明，能量不能被创造或摧毁，只能从一种形式转化为另一种形式。

4.Solar panels utilize the conservation of energy 能量守恒 by converting sunlight into electrical energy.

太阳能电池板利用能量守恒将阳光转化为电能。

5.The conservation of energy 能量守恒 is a fundamental concept in physics that applies to all physical processes.

能量守恒是物理学中的一个基本概念，适用于所有物理过程。

作文

The principle of conservation of energy states that energy cannot be created or destroyed, but only transformed from one form to another. This fundamental concept in physics has profound implications not only in scientific fields but also in our daily lives. Understanding the conservation of energy is crucial for harnessing and utilizing energy efficiently, especially in a world facing environmental challenges due to energy consumption. To illustrate the principle, consider a simple example: a roller coaster. As the coaster ascends to the top of a hill, it gains potential energy. When it descends, this potential energy is converted into kinetic energy, allowing the coaster to speed up. At no point does the total amount of energy change; it merely shifts between forms. This is a clear demonstration of the conservation of energy, where the total energy remains constant throughout the ride. In our homes, the conservation of energy plays a significant role in how we consume electricity. Appliances convert electrical energy into light, heat, or motion, showcasing the transformation of energy. However, it's essential to recognize that while energy can change its form, it is not limitless. The challenge lies in using energy wisely and minimizing waste. For instance, when we leave lights on in empty rooms or let water run unnecessarily, we are not only wasting energy but also contributing to a larger environmental issue. The conservation of energy principle encourages us to be mindful of our energy usage. By adopting energy-efficient practices, such as using LED bulbs or energy-star appliances, we can reduce our carbon footprint and conserve resources. Additionally, renewable energy sources like solar and wind power align with this principle by transforming natural energy into usable forms without depleting the Earth's resources. On a larger scale, the conservation of energy is vital in discussions about climate change and sustainability. As global temperatures rise and natural disasters become more frequent, the need for efficient energy use becomes increasingly apparent. Governments and organizations worldwide are implementing policies aimed at reducing energy consumption and promoting sustainable practices. These initiatives often rely on the understanding of energy conservation principles to develop technologies that minimize waste and maximize efficiency. In conclusion, the conservation of energy is a cornerstone of physical science that has far-reaching implications in various aspects of life. From simple mechanical systems like roller coasters to complex global energy policies, the understanding of energy conservation helps us navigate the challenges of modern living. By being conscious of how we use energy and making informed choices, we can contribute to a more sustainable future, ensuring that energy resources remain available for generations to come.

能量守恒原理指出，能量不能被创造或毁灭，而只能从一种形式转化为另一种形式。这个物理学的基本概念不仅对科学领域有深远的影响，也对我们的日常生活至关重要。理解能量守恒对于有效利用和利用能源至关重要，尤其是在面临由于能源消费而导致环境挑战的世界中。为了说明这一原则，考虑一个简单的例子：过山车。当过山车上升到山顶时，它获得了势能。当它下降时，这种势能转化为动能，使过山车加速。在整个过程中，总能量的数量没有变化；它只是形式之间的转变。这清楚地展示了能量守恒，在整个旅程中总能量保持不变。在我们的家中，能量守恒在我们消费电力的方式中发挥着重要作用。电器将电能转化为光、热或运动，展示了能量的转化。然而，必须认识到，尽管能量可以改变其形式，但它并不是无限的。挑战在于明智地使用能量并减少浪费。例如，当我们在空房间里开灯或让水不必要地流动时，我们不仅在浪费能量，还在为更大的环境问题做出贡献。能量守恒原则鼓励我们关注自己的能量使用。通过采用节能实践，例如使用LED灯泡或节能电器，我们可以减少碳足迹并节约资源。此外，太阳能和风能等可再生能源源与这一原则一致，通过将自然能量转化为可用形式而不耗尽地球资源。在更大范围内，能量守恒在气候变化和可持续性讨论中至关重要。随着全球气温上升，自然灾害频率增加，有效使用能源的需求变得越来越明显。世界各国的政府和组织正在实施旨在减少能源消耗和促进可持续实践的政策。这些倡议通常依赖于对能量守恒原理的理解，以开发能够最小化浪费和最大化效率的技术。总之，能量守恒是物理科学的基石，对生活的各个方面都有深远的影响。从简单的机械系统如过山车到复杂的全球能源政策，能量守恒的理解帮助我们应对现代生活的挑战。通过关注我们如何使用能量并做出明智的选择，我们可以为一个更可持续的未来做出贡献，确保能源资源在未来几代人中仍然可用。