An Airplane Flies in a Vertical, Semicircular Arc in Order

question 36

Multiple Choice

An airplane flies in a vertical, semicircular arc in order to simulate "weightlessness" for its occupants. If the speed at which the plane flies is 750 km/hr, what is the radius of the semicircular path it flies in?

• A) 57 km
• B) 1.6 km
• C) 4.4 km
• D) 2.2 km
• E) 76 km

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Definitions:

Microelectrodes

Small electrodes used to record electrical activity or deliver electrical stimulation in biological tissue.

Giant Axons

Unusually large nerve fibers that facilitate rapid transmission of electrical impulses, especially notable in specific animal species.

Squid

A cephalopod mollusk known for its elongated body, large eyes, and extraordinary ability to rapidly change color and texture.

Jet-Propel

To move or be propelled forward by jets of liquid or gas, often used in the context of jet engines or aquatic propulsion mechanisms.