1. Bell Ringer: Define scalar Define magnitude Define vector
Give an example of a scalar.
Give an example of a vector.

2. Notes 3.1: 2D Displacement Vectors
Physics Honors I

3. OBJECTIVES:
Evaluate the sum of two or more vectors in two dimensions graphically.
Determine the components of vectors.
Solve for the sum of two or more vectors algebraically by adding the components of the vectors.

4. Active Physics Reference:
Vector Definition: page 59
Vector Addition: page ; page
Vector Subtraction: page 355
Vector Components: page
Using the Pythagorean Theorem: page 454

5. Further Learning: Crash Course Physics – Vectors - Video:
Bozeman Science – Vectors – Video:
What is a Vector? – Vectors – Video:

6. Pythagorean Theorem:

7. Vectors in Football:

8. Right Triangles:
Technically, we have already dealt with two-dimensional displacement vectors when we worked problems such as the one we did on the test:

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