Air Pressure Is 1

question 29

Multiple Choice

Air pressure is 1.00 × 10⁵ N/m²,air density is 1.30 kg/m³,and the density of soft drinks is 1.00 × 10³ kg/m³.If one blows carefully across the top of a straw sticking up 0.10 m from the liquid in a soft drink can,it is possible to make the soft drink rise half way up the straw and stay there.How fast must the air be blown across the top of the straw?

• A)0.036 m/s
• B)27 m/s
• C)1.4 m/s
• D)19 m/s
• E)750 m/s

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Definitions:

Crista Ampullaris

A sensory structure within the semicircular canals of the inner ear that detects head movements, aiding in balance and spatial orientation.

Otolithic Membrane

A structure found in the vestibular system, responsible for sensing changes in linear acceleration and head position.

Tectorial Membrane

A structure located within the inner ear, playing a critical role in the detection of sound vibrations by the hair cells.

Vestibular Nucleus

A cluster of neurons in the brainstem that plays a crucial role in processing information related to balance and spatial orientation from the inner ear.