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Math: Pre-K - 8th grade; Pre-K through grade 2 (Khan Kids) Early math review; 2nd grade; 3rd grade; 4th grade; 5th grade; 6th grade; 7th grade; 8th grade; ... High school physics. 9 units · 51 skills. Unit 1. Motion and forces. Unit 2. Force pairs and momentum. Unit 3. ... Khan Academy is a 501(c)(3) nonprofit organization. Donate or volunteer ...
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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 free, world-class education for anyone, anywhere.
Interactive Sharpen your skills with our library of thousands of practice questions, videos, lessons, and hints plus test-taking tips and strategies. High Quality Prep for every section of the digital SAT with guidance from Khan Academy’s team of math, reading, and writing experts.
This algebra-based course covers the main topics in high school introductory and honors physics, including motion, force, work, energy, momentum, collisions, torque, waves, sound, static electricity, and circuits.
Explore engaging 9th grade physics online classes for teens. Boost understanding of key concepts, laws, and formulas in this essential science course.
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