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Let's think about what physics is and what topics are covered in an introductory physics course.

Khan Academy offers free, world-class education in physics, covering forces and motion topics.

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Learn physics using videos, articles, and NGSS-aligned practice exercises. Explore the fundamentals of motion and forces, non-contact interactions, energy, and waves.

Physics is built on a foundation of math and it seeks to explain all phenomena in the universe. It forms the basis for other sciences like chemistry and biology. Physics uses simple yet elegant math to …

¡Bienvenido a las Lecciones de física! La física es el estudio de la materia, el movimiento, la energía y la fuerza. Aquí puedes explorar videos, artículos y ejercicios por tema. Mantenemos estas lecciones …

Like other models in classical physics, this model of friction has limitations. First, if the object’s speed is zero , the friction force is affected, as we’ll see later in this article. For relatively low speeds greater …

Madde, hareket, enerji ve kuvveti inceleyen bilim dalına fizik denir.

说实话，很难确切地定义什么是物理。首先，物理学随着我们的进步和新发现而不断变化。新理论不仅带来了新的答案。它们还产生了新的问题，从以前的物理学理论来看，这些问题甚至可能没有意义。这 …