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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 …

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

Explore high school physics topics including forces, motion, energy, electromagnetism, and light, from stars to subatomic particles.

Aug 18, 2025 · Explore Khan Academy’s updated AP Physics 1 and NGSS-aligned Middle School Physics courses, featuring new videos, interactive practice, and hands-on activities to support …

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Aprende os princípios básicos que regem o mundo físico ao nosso redor. É necessário conhecimentos sólidos de álgebra e uma compreensão básica de trigonometria.

Explore the relationships between moving charges, the magnetic fields they generate, and the magnetic forces that act on other moving charges in those fields. Discover the natural symmetry between …

可汗学院提供免费的物理学课程，涵盖基础概念和进阶主题，帮助学习者深入理解物理世界。