When Railroad Tracks Make a Curve, the Outer Track Is

question 67

Multiple Choice

When railroad tracks make a curve, the outer track is longer. This means a wheel that rides on the outer track needs to somehow

• A)roll slower than the wheel on the inner track.
• B)maintain the same speed as the wheel on the inner track.
• C)roll faster than the wheel on the inner track.

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Definitions:

Zone of Proximal Development

A concept developed by Vygotsky, referring to the difference between what a learner can achieve independently and what they can achieve with guidance and encouragement from a skilled partner.

Bidirectional Function

A relationship or interaction that goes in two directions, often referring to the mutual influence two variables have on each other.

Sociobiological

Related to the study of the biological basis of social behavior in animals and humans.

Theory-Theory

The idea that children naturally construct theories about the world as a way of understanding it, similar to how scientists form theories to explain their observations.