Ineed some pls : )
the amplitude of a wave is dependent upon what?
a. the amount of energy carried by the wave
b. the maximum displacement from the rest position
c. neither a nor b
d. both a and b

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

Mutt and jeff are running along a path each pushing a cart loaded with rocks. if mutt's wagon has a mass two times greater than jeff's and they want to stay together, arriving at their destination at the same time, what must happen? a) jeff should slow down so mutt can catch up. b) mutt must use half as much force to push his cart. c) mutt must use twice as much force to push his cart. d) mutt and jeff will use the same force, but mutt will take bigger steps.

Which lists the organs in the correct order as food passes from the mouth to anus?