Monday Sept 2, 2013: Scalars and Vectors

What are scalars and vectors?

Define Sine, Cosine and Tangent in terms of   the opposite, adjacent and hypotenuse of a triangle.

Use the above trig functions to finds   angles and right triangle side lengths.

Define a vector in a sentence.

Describe a vector’s two main features.

Define a scalar in a sentence.

Give examples of vectors and scalars.

Be able to identify if two vectors are   equal

Graphically show the result of multiplying   a vector by a positive scalar.

Graphically show the result of multiplying   a vector by a negative scalar.

Graphically add vectors.

Graphically subtract vectors.

Graphically add, subtract and multiply   vectors by a scalar in one equation.

Given a graphical representation of a   vector equation, come up with the formula.

Calculate a   vector’s magnitude using trig or Pythagorean theorem.