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进入八年级,增加了一门新的功课——物理.你一定对这门学科充满了好奇与渴望,因为伽利略、牛顿、居里夫妇、爱因斯坦,许多物理学家的名字和故事,我们都耳熟能详.那么什么是物理学?物理学的研究内容又有哪些呢?物理学是研究自然界物质的结构、相互作用和运动规律的自然科学.物理学的研究对象非常丰富,包括力、热、声、光、电等自然现象.大到日月星辰,小到分子、原子、电子;不但研究固体、液体、气体等实物,还研究电场、磁场等看不见摸不着的物质.
In the eighth grade, you have added a new homework - physics. You must be full of curiosity and longing for this subject, because Galileo, Newton, Curie, Einstein, the names and stories of many physicists, we All of them are familiar. So what is physics? What are the contents of physics? Physics is a natural science that studies the structure, interactions, and laws of motion of matter in nature. Physics is a very rich research subject, including force, heat, Natural phenomena such as sound, light, and electricity are as large as the sun, moon, stars, molecules, atoms, and electrons. They not only study solids, liquids, gases, and other physical objects, but also study electric fields, magnetic fields, and other invisible substances.