A spy runs from the front to the back of an aircraft carrier at a velocity of 3.5m/s. The aircraft carrier is moving forward at 18m/s. How fast does the spy appear to be running when viewed by an observer on a nearby stationary submarine ?

The correct answer is  ait's a process by which rocks and minerals undergo in their composition^o^

This  kingdom  is  made  up of species that  do  not really easily fit into other kingdoms such as the plant, animal,and  fungi  kingdom. some protists, such as the paramecium  and  amoeba, feed  on  other  organisms  while others such as algae are able to  make their own food  through the process of photosynthesis.