Vectors Flashcards
1
Q
What is the triangle law for vector addition?
A
AB + BC = AC
2
Q
Which directions are i and j?
A
j is up, i is across
3
Q
What is the magnatude symbol?
A
|a|
4
Q
How do you find magnatude?
A
|a| = sqrt(x^2 + y^2)
5
Q
What is a unit vector?
A
A unit vector is a vector with a magnatude of 1
