Which statement correctly describes the organization of cells, tissues, organs, and organ systems within a human body? A.
Specialized organs work together in organ systems to form cells that come together in tissues.

B.
Specialized cells work together in organs to form tissues that come together in organ systems.

C.
Specialized cells work together in tissues to form organs that come together in organ systems.

D.
Specialized tissues work together in organ systems to form cells that come together in organs.

You have been hired to design a spring-launched roller coaster thatwill carry two passengers per car. the car goes up a 10-m highhill, then descends 15m to the track's lowest point. you'vedetermined that the spring can be compressed a maximum o 2.0m andthat a loaded car will have a maximum mass of 400kg. for safetyreasons, the spring constant should be 10% larger than the minimumneeded for the car to just make it over the top. a) what spring constant (k) should you specify ? b) what is the maximum speed of a 350 kg car if the spring iscompressed the full amount.