A Boat Is Able to Move Through Still Water at 20

question 2

Multiple Choice

A boat is able to move through still water at 20 m/s.It makes a round trip to a town 3.0 km upstream.If the river flows at 5 m/s, the time required for this round trip is:

• A)120 s
• B)150 s
• C)200 s
• D)300 s
• E)320 s

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Definitions:

Behavior Research

The study of actions and reactions of individuals and groups in various contexts, typically to understand the underlying mechanisms of behavior.

Mixed Results

Outcomes of a study or research that do not clearly support the hypothesis or show inconsistent findings between different measures or samples.

Preexisting Schema

A cognitive framework or concept that helps organize and interpret information, based on prior experiences and knowledge.

Prior Expectations

Presumptions or beliefs about future events or outcomes, formed based on past experiences or acquired knowledge.