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A system comprising blocks, a light frictionless pulley, a frictionless incline, and connecting ropes is shown in the figure. The 9.0-kg block accelerates downward when the system is released from rest. The tension in the rope connecting the 6.0-kg block and the 4.0-kg block is closest to
Hydrozoans
A diverse group of mostly marine animals from the class Hydrozoa, which includes both solitary and colonial species like the Portuguese man-of-war.
Poriferans
A phylum of aquatic invertebrate animals known as sponges, characterized by their porous bodies and lack of organized tissues and organs.
Suspension Feeders
Organisms that feed by filtering suspended particles and small organisms from water.
Autotrophs
Organisms that can produce their own food from inorganic substances using light (photoautotrophs) or chemical energy (chemoautotrophs).
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