3-2 Vectors and Scalars  Is a number with units. It can be positive or negative. Example: distance, mass, speed, Temperature… Chapter 3 Vectors  Scalar.

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3-2 Vectors and Scalars  Is a number with units. It can be positive or negative. Example: distance, mass, speed, Temperature… Chapter 3 Vectors  Scalar  Is a quantity with both direction and magnitude. Example: velocity, force, displacement…  Vector

 Set up two dimensional coordinate system. 3-4 Components of vectors

3-5 Unit vectors  A unit vector is a vector that has a magnitude of exactly 1.

3-5 Unit vectors

 Multiplying a vector by a scalar 3-8 Multiplying Vectors

 Scalar Product

3-8 Multiplying Vectors

 Vector Product 3-8 Multiplying Vectors

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