The Fact That a Pin Placed Carefully on the Surface

question 40

Multiple Choice

The fact that a pin placed carefully on the surface of the water can remain there without sinking is best explained by

• A) gravitation.
• B) gauge pressure.
• C) surface tension.
• D) Archimedes' principle.
• E) viscosity.

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Definitions:

Respiratory Bronchioles

The smallest airways in the respiratory system, through which air passes before reaching the alveolar sacs for gas exchange.

Thyrohyoid Ligament

A fibrous connective tissue that connects the thyroid cartilage to the hyoid bone, supporting the larynx.

Glottis

The opening between the vocal cords in the larynx, involved in producing phonation.

Hyaline Cartilage

A type of cartilage with a glossy appearance found in joints, respiratory tract, and embryonic skeleton.