chap 2 vectors and projectile motion Flashcards
1
Q
scalar
A
quantities that have a magnitude only
2
Q
vector
A
quantities that have a magnitude and a direction
3
Q
magnitude
A
the size or numerical value of a quantity without a sign Ipositive or negative) or direction
4
Q
distance
A
the total length of a given path between two points
5
Q
displacement
A
the difference in position between two points
6
Q
speed
A
the rate of change of distance with time
7
Q
velocity
A
the rate of change of displacement with time
8
Q
vector component
A
any vector in 2D can be represented by two perpendicular components. The combination of the two components is equivalent to the original vector
