A Block of Mass M Sits at Rest on a Rough

question 12

Multiple Choice

A block of mass m sits at rest on a rough inclined ramp that makes an angle θ with the horizontal.What must be true about the force F that the ramp exerts on the block perpendicular to the surface of the ramp?

• A)F > mg
• B)F > mg cos θ
• C)F > mg sin θ
• D)F = mg cos θ
• E)F = mg sin θ

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Definitions:

Behaviourist Theory

A psychological approach that emphasizes the study of observable behaviors, especially as they pertain to the process of learning, without reference to mental states.

Overregularizations

A language development error where children apply grammatical rules too broadly, often observed in early language learning.

Nativist Theory

This theory posits that certain skills or abilities are innate and hardwired into the brain at birth.

Interactionist Theories

Theories that explain human behavior and social phenomena through the interplay between individual actions and societal influences.