Vectors Flashcards
1
Q
vectors have
A
magnitude and direction
2
Q
scalars have
A
magnitude
3
Q
to add vectors at right angles
A
use triangles and the vector is the sum is the hypotenuse
4
Q
to find the angle/direction of vectors at right angles
A
use trig according to the triangle
5
Q
if F is the hypotenuse then what are the other two sides called when resolving vectors
A
Fx and Fy
6
Q
Fx = what
A
Fcos(theta)
7
Q
Fy = what
A
Fsin(theta)
8
Q
what are the 3 methods of adding 2 vectors, not at right angles
A
scale drawings
making a triangle
resolving into components
