An airplane’s airspeed (speed relative to the air) is 120 m/…

An airplane’s airspeed (speed relative to the air) is 120 m/s. The wind blows due east at 30 m/s. The pilot chooses the correct heading so that the airplane’s ground track is due north (no east–west drift with respect to the ground).  What is the airplane’s speed relative to the ground?  Select the answer closest to the correct one.

Please print the exam paper.  Standard Level:  IB Chemistry…

Please print the exam paper.  Standard Level:  IB Chemistry Paper 2 SL – V2.pdf Higher Level:  IB Chemistry Paper 2 HL – V2.pdf Once you have completed printing, please wait for further instructions from your proctor.  Students with approved word processor use should type their answers in the text box below.