The question below refers to the following graph.
20
Displacement vs Time
15
5
Displacement (cm)
Time (sec)
0
110
ko
30
40
150
60
-10
-15
20
Ww. in
What is the approximate period of this wave?
Which two tribes were closely related allies of the wichita? a. the lions and the kiowa apache b. the kadohadacho and the pawnee c. the osage and the quapaw d. the tawakoni and the waco