1. Scalars versus Vectors

2. Graphical Representation

3. Mathematical Representation

4. Vector Components

5. Unit Vectors

Consider this graph where I have drawn another vector, vector B in orange. Vector A is in the figure too. Vector A ends where the blue arrow is. Which of the following is true?

A and B have the same magnitude and direction.

A and B have the same magnitude, but, different directions.

A and B have the same direction, but, different magnitudes.

A and B have different magnitudes and different directions.