Vectors Flashcards
1
Q
what is scalar
A
only magnitude
2
Q
what is vector
A
magnitude and direction
3
Q
how to add scalars
A
since they have no direction just add the magnitudes
4
Q
what theory creates vector addition rules
A
pythagoras’ theorem
5
Q
define resultant vector
A
2 or more vectors added
6
Q
benefits of top and tail drawing
A
more intuitive and easier to understand
7
Q
benefits of drawing vectors starting from the same point
A
can use cartesian coordinates
8
Q
what is the parallelogram rule
A
parallel vectors are equivalent
