What measures the amount of disturbance in a longitudinal wave?

Which is not true of the intertropical convergence zone? a) it features heavy precipitation b) it's where the trade winds collidec) it's a high-pressure zone with sinking air d) it is also known as the doldrums

A51 kg woman skis down a hill and her kinetic energy is 9.96e4 j. what is her speed?

How does the formation of intrusive and extrusive igneous rocks differ?