A Heat Engine

question 42

Multiple Choice

A heat engine:

• A)converts heat input to an equivalent amount of work
• B)converts work to an equivalent amount of heat
• C)takes heat in, does work, and loses energy as heat
• D)uses positive work done on the system to transfer heat from a low temperature reservoir to a high temperature reservoir
• E)uses positive work done on the system to transfer heat from a high temperature reservoir to a low temperature reservoir

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Definitions:

Voice Box

The larynx, an organ in the top of the neck involved in breathing, producing sound, and protecting the trachea against food aspiration.

Larynx

The organ at the upper end of the trachea that contains the vocal cords.

Nasal Cavity

The large air filled space above and behind the nose in the middle of the face, an important part of the respiratory system.

Higher Altitudes

Regions located at a great height above sea level, often associated with lower atmospheric pressure and decreased oxygen levels.