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National Science Foundation
National Science Foundation: Science of Nhl Hockey: Vectors
Explains why passing the puck in ice hockey is such an important skill. The puck is an example of a velocity vector and vectors can be added to determine the direction and speed of the puck. [4:28]
Khan Academy
Khan Academy: Two Dimensional Projectile Motion: Unit Vector Notation
Learn how to add the components of vectors with this video lecture. Step-by-step solutions to these types of problems are given. [9:53]