How Fast Are Moderate-Strength River Currents That Carry and Deposit

question 40

Multiple Choice

How fast are moderate-strength river currents that carry and deposit sand?

• A)2 to 5 cm/s
• B)5 to 20 cm/s
• C)20 to 50 cm/s
• D)50 to 200 cm/s

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Definitions:

Certain Traits

Specific characteristics or attributes that are distinctive to an individual or species.

Reinforcement

In psychology, a process by which a behavior is strengthened or made more likely to occur again, typically through rewards or positive outcomes.

Publicly Praising

The act of expressing approval or admiration in a public setting.

Signalling Theory

A theoretical framework explaining how communication between individuals or entities carries information that influences behaviors.