What Is the Angle of Repose of Dry,coarse Sand

question 38

Multiple Choice

What is the angle of repose of dry,coarse sand?

• A)approximately 20°
• B)approximately 40°
• C)approximately 60°
• D)approximately 80°

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Definitions:

Maladaptive Trait

A trait or behavior that was once advantageous but has become counterproductive to an individual's well-being or survival in the current environment.

Gene Pool

The complete set of genetic information within all the individuals of a population, species, or group.

Disk Pecking

A behavior observed in birds, such as chickens, where they peck at small disks or spots, often used in studies of animal learning and cognition.

Innate Releasing Mechanisms

Built-in neural and physiological systems in animals that trigger specific responses to particular stimuli, facilitating instinctual behavior.