The physics archive contains legacy physics content, and is not being updated with new content. For our most up-to-date, mastery-enabled courses, check out Middle School Physics, High School Physics, …

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

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 …

Welcome to AP®︎/College Physics 1! In AP Physics 1, you'll learn algebra-based classical mechanics. To make sure you’re prepared with the fundamentals, we recommend completing high school …

Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of providing a …

How can we describe and model motion? How are forces related to changes in an object's motion? How can energy be used to predict the behavior of systems? How are electricity and magnetism related, …

SHS General Physics 1 2 units · 72 skills Unit 1 1st quarter Unit 2 2nd quarter Course challenge

In physics, distance refers to the total length of the path an object travels, regardless of direction, while distance traveled is the same as distance, emphasizing the actual length of the path taken.

High school physics 9 units · 50 skills Unit 1 Motion and forces Unit 2 Force pairs and momentum Unit 3 Gravitation

Let's solve some problems to better understand the behavior of forces that act on objects, and their effects on motion. In the process, we will clear some common misconceptions.