Water soluble molecules often enter or exit a cell in what process?
a.
facilitated diffusion
b.
simple diffusion
c.
active transport

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here