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chapter 5 position graphs APH.notebook
Measuring and Describing motion......
Position
Chapter 5
Velocity
Acceleration
Location of the objectwith respect to the origin
Rate of change of position(direction included)
Rate of change in velocity(direction included)
v = d__t
_
=t
_ __va
average instantaneousslope of position vs. time graph
slope of velocity vs. time graph
bug ishere at t = 0 sec
1.0 seconds between each dot
chapter 5 position graphs APH.notebook
position (cm)
0246
810
1214
16
18
2224
26
28
20
30
time (sec)
0 2 4 6 8 10 12 14 16 18 20
position (cm)
0246
810
1214
16
18
2224
26
28
20
30
time (sec)
0 2 4 6 8 10 12 14 16 18 20
slope of the tangent to the position vs. time graph is equal to the value of the instantaneous velocity
this is a tangent
chapter 5 position graphs APH.notebook
velocity (m/s)
5.0
10.0
5.0
10.0
20.0position (meters)
time (sec)0
10.0
20.0
30.0
40.0
10.0
20.0
1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0
v_ ∆ d__
∆ t=
chapter 5 position graphs APH.notebook
a_ ∆ v__
∆ t=
Slope of the position vs. time graph is EQUAL to the value of the instantaneous velocity
Slope of the velocity vs. time graph is EQUAL to the value of the instantaneous acceleration
slope = 0 hereso, the value of velocity ='s 0