A raindrop was 18meters above the ground, falling straight down at a constant velocity. It took the raindrop 3seconds to fall half the distance to the ground. What was the raindrop's velocity?

shield volcanos are angry and get mad over the smallest things so much that there heads erupt   pahoehoe and a'a lava. a composite volcano is the poller opposite of a shield volcano. its   peaceful thing and knows how to control its emotions.      

it's c (engineer's do their work with mechanical stuff not on any living being)