An Ant Walks Down the Surface of a Ball

question 21

Multiple Choice

An ant walks down the surface of a ball. If the ant begins to slip when the normal force is less than one-third of the tangential component of the ant's weight, at what angle, measured from the top of the ball, does the ant begin to slip?

• A) 70.5°
• B) 19.5°
• C) 55.0°
• D) 18.4°
• E) 35.2°

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Definitions:

Environmental Change

Alterations in the natural environment caused by natural phenomena or human activities, impacting ecosystems and species.

Homeostasis

The self-regulating process by which biological systems tend to maintain stability while adjusting to conditions necessary for survival.

Photosynthesis

The procedure in which sunlight is harnessed by green plants and a few other organisms to generate nutrients from water and carbon dioxide.

Homeostasis

Homeostasis is the self-regulating process by which biological systems maintain stability while adjusting to conditions that are optimal for survival.