Are organic compounds containing a c=o bond, having strong aromas, and known for being
volatile

1) these are barrel shaped microtubules in most animal cells, that organize the spindles during cell division

Explanation for basic character?

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