Water Waves in the Sea Are Observed to Have a Wavelength

question 57

Multiple Choice

Water waves in the sea are observed to have a wavelength of 300 m and a frequency of 0.07 Hz. The speed of these waves is:

• A) 0.00021 m/s
• B) 2.1 m/s
• C) 21 m/s
• D) 210 m/s
• E) none of these

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Definitions:

Formal Operations

The final stage in Piaget's theory of cognitive development, characterized by the ability to think abstractly, logically, and systematically.

Hypothetical Thinking

The process of exploring and considering possibilities or scenarios that are not real but are imagined for the purpose of discussion or problem-solving.

Scaffolding

An educational approach involving structured support to help learners progress beyond their current level of ability.

Vygotsky's Concept

The idea that social interaction plays a crucial role in cognitive development, emphasizing the role of language and culture.