Early Hydronic Systems Did Not Have Circulators

question 9

Multiple Choice

Early hydronic systems did not have circulators.Instead, they relied on the ____ of hot water to move water between the boiler and the heat emitters.

• A) molecular attraction
• B) thermonics
• C) hydraulics
• D) buoyancy

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Definitions:

Parallel

Describes lines or structures that are side by side and having the same distance continuously between them.

Depressor Anguli Oris

The depressor anguli oris is a facial muscle that contributes to the downward movement of the corners of the mouth, expressing sadness or frowning.

Orbicularis Oris

A circular muscle around the mouth that controls lip movements, such as puckering and closing.

Levator Labii Superioris

The Levator Labii Superioris is a facial muscle that elevates the upper lip, aiding in expressions of disgust or snarling.