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Bscs: Forces and Motion Content Background Document
In this document, we will try to answer a fundamental question of physical science, "Why do things start to move, slow down, speed up, stop moving or change direction?" In answering these core questions we can develop concepts that can...
Science4Fun
Science4 Fun: What Is Friction
What is friction? Illustrated discussion of friction including the three types, its importance, and why it is avoided.