unit 2 vocabulary Flashcards
(7 cards)
1
Q
acceleration
A
is the measure of the change in velocity of a moving object.
2
Q
distance
A
is the length between point a to point b
3
Q
frame of reference
A
the object an observer uses to detect motion.
4
Q
motion
A
change in position
5
Q
speed
A
an object moves in a certain period of time.
6
Q
vector
A
is a measure such as velocity that includes both size and direction
7
Q
velocity
A
a measure of both the speed and the direction
