A Cube Has a Drag Coefficient of 0

question 35

Multiple Choice

A cube has a drag coefficient of 0.8.What would be the terminal velocity of a sugar cube 1 cm on a side in air (ρ = 1.2 kg/m³) ? Take the density of sugar to be 1.6 x 10³ kg/m³.

• A)1.4 m/s
• B)5 m/s
• C)18 m/s
• D)60 m/s
• E)320 m/s

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Definitions:

Infant Intelligence

The cognitive abilities and potential of babies and toddlers, including their capacity to learn, understand, and interact with their environment.

Object Permanence

The realization that objects persist in existence even when they are out of sight, sound, or any sensory perception.

Curse Of Knowledge

A cognitive bias where better-informed individuals find it difficult to see things from the perspective of less-informed individuals.

Basic Trust

According to Erik Erikson, a sense that the world is predictable and trustworthy; said to be formed during infancy by appropriate experiences with responsive caregivers.