|definition||a quantity that has |
|a quantity that has both |
magnitude and direction
|up, down, left, right |
north, east, west, south
positive, negative (in a coordinate system)
angle of inclination, depression
angle with the vertical, horizontal
right ascension, declination
proper time (relativistic)
electric, magnetic, gravitational fields
|mathematics||"ordinary" arithmetic |
|vector arithmetic |
vector addition, vector subtraction
resultant (Σ), change (Δ)
dot product (·), cross product (×)
|answers||a number with a unit||a number with a unit and a direction angle |
a number with a unit along each coordinate axis
an arrow drawn to scale in a specific direction
Jump off the line.
Don't forget the parallelogram rule.
Lot's of vectors to be added.
Conclude and get on with the sample problems.