A rock has a volume of 9.5cm^3. Its density is 5.6g/cm^3. What is its mass? (Show work, formula, and units)

The hypothesis of continental drift states that earth's continents, which are located on tectonic plates, move relative to each other. which of the following is true of the movement of the tectonic plates? a. tectonic plates only move once every million years. b. they move at a rate of approximately 5 centimeters per year. c. tectonic plates never move, only the continents located on them do. d. their movements are very rapid and occur at random times.

In what for do plants utilize nitrogen? why do they need nitrogen?

The kind of fertilization found in the majority of aquatic animals is (internal or external) fertilization.