Two Boxes Are Connected to Each Other as Shown

question 6

Multiple Choice

Two boxes are connected to each other as shown.The system is released from rest and the 1.00-kg box falls through a distance of 1.00 m.The surface of the table is frictionless.What is the kinetic energy of box B just before it reaches the floor?

• A)2.45 J
• B)4.90 J
• C)9.80 J
• D)29.4 J
• E)39.2 J

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Definitions:

Norms

Socially accepted rules or standards of behavior that members of a group are expected to follow.

Heterosis

The phenomenon by which the offspring of two genetically distinct individuals exhibit qualities superior to the parents, commonly referred to as hybrid vigor.

Outbreeding

The practice of mating organisms from different populations or genetic backgrounds to increase genetic diversity and vigor.

Flynn Effect

The observed substantial and long-term increase in both fluid and crystallized intelligence test scores that have been measured in various parts of the world over the 20th century.