A Large Wedge with a Mass of 10 Kg Rests

question 67

Multiple Choice

A large wedge with a mass of 10 kg rests on a horizontal frictionless surface, as shown.A block with a mass of 5.0 kg starts from rest and slides down the inclined surface of the wedge, which is rough.At one instant the vertical component of the block's velocity is 3.0 m/s and the horizontal component is 6.0 m/s.At that instant the velocity of the wedge is:

• A)3.0 m/s left
• B)3.0 m/s, right
• C)6.0 m/s, right
• D)6.0 m/s, left
• E)17 m/s, right

Evaluate the effects of shared family environments on personality development.

Understand how socioeconomic status influences the heritability of traits like IQ.

Grasp the principles of evolutionary psychology and its application to understanding human behavior and traits.

Identify the role of evolutionary mismatches in contemporary human behavior and traits.

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