1. 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

2. 3-3 Adding Vectors Geometrically tail head

3. 3-3 Adding Vectors Geometrically

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

7. 3-5 Unit vectors  A unit vector is a vector that has a magnitude of exactly 1.

8. 3-5 Unit vectors

9. 3-6 Adding vectors by components

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

13.  Scalar Product

14. 3-8 Multiplying Vectors

16.  Vector Product 3-8 Multiplying Vectors