1 Understanding a Photosynthesis Diagram Photosynthesis is a process by which plants convert the radiant energy of sunlight into chemical energy that can be used by themselves to power their lives. 2  A diagram of photâ¦.
U-Boat Crew. The crew numbers aboard a U-boat varied greatly between different U-boat types and the mission it was undertaking. A Type II U-boat comprised of 25 officers and seamen, while a Type VII housed approximately 45. A Type IX had about 50 and Type XXI had a 57 man crew. Sometimes U-boats carried specialist crews on special missions, such as scientists, spies or commandos.
Submarine operators are known as the âSilent Service,â where standards are incredibly high and victories are often kept secret. Navy submarines are some of the most high-tech vessels in the world. They can insert SEAL teams into hostile target areas, launch ballistic missiles, take out enemy subs and ships, perform reconnaissance and rescue missions, and also serve as a platform for nuclear weapons.