7. which scientist stated that all cells come from other cells? hooke schleiden schwann virchow 8. a substance that cannot be broken down into simpler parts is called an element a compound a carbohydrate a particle 9. which describes a light microscope with multiple lenses? complex compound simple regular
Which statement correctly describes the interaction between magnetic poles? north and south poles attract each other. north and south poles repel each other. two north poles will attract each other. two south poles will attract each other.
Two waves maximally constructively interfere at a point in space. among the options below, select the possible value of their phase difference at that point in space.a. zerob. πc. π/2d. not determinable by the information provided