Please help , will surely mark As brainlest

In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.

Arocket starts from rest and moves upward from the surface of the earth. for the first 10.0 s of its motion, the vertical acceleration of the rocket is given by ay = 12.80 m/s32t, where the +y-direction is upward. (a) what is the height of the rocket above the surface of the earth at t = 10.0 s? b) what is the speed of the rocket when it is 325 m above the surface of the earth?

Describe how the motion of a spring being pushed forward and backward is similar to the motion of air particles in a sound wave.