Motion Flashcards
1
Q
Distance
A
The space between 2 objects(no direction)
2
Q
Displacement
A
The distance from the start in a straight line(need reference & direction)
3
Q
Speed/velocity
A
Distance traveled in a certain time
4
Q
Instantaneous velocity
A
Velocity at a given instant
Speedometer, radar gun
5
Q
Average velocity
A
Speed over a longer time
6
Q
Constant velocity
A
When the velocity does not change
Does not happen often, objects want to remain intertial until acted upon
7
Q
Inertia
A
Tendency of an object to maintain its motion
8
Q
Interia object
A
Anything traveling at constant speed in a straight line
9
Q
Position
A
Location in space time
10
Q
Period
A
Time for 1 complete cycle
11
Q
Time
A
Based on repeating processes
12
Q
Scalar
A
A value shown as a number only(no direction)
13
Q
Vector
A
A number with a direction
14
Q
M/S =
A
0.278 X Km/hr
15
Q
Km/h =
A
3.6 X m/s
