Procedure: Describe the apparatus and the values graphed.
Describe the apparatus briefly (picture on right).
How did you collect data?
What quantity does the data represent?

Jet streams are relatively narrow bands of strong wind in the upper levels of the atmosphere. the winds blow from west to east in jet streams but the flow often shifts to the north and south. jet streams follow the boundaries between hot and cold air. the earth's rotation is responsible for the jet stream as well.

Edit the post so i can see the letters for each answer, and increase the points required so i'd be able to answer it.