The Basic Job of a Thermostat Is To

question 4

Multiple Choice

The basic job of a thermostat is to:

• A)regulate the flow of fuel to an HVAC unit.
• B)signal to maintenance personnel when an HVAC unit is in need of maintenance or repair.
• C)regulate the flow of intake air to an HVAC unit.
• D)sense the temperature of the air at the thermostat and signal an HVAC unit to either turn on or turn off.

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Definitions:

Exploratory

Research designed to investigate an area or phenomenon that is not well understood, often used to generate hypotheses for further study.

Experimental

Pertaining to a method of research that tests a hypothesis under controlled conditions.

Double-blind

A study or clinical trial design in which neither the participants nor the experimenters know who is receiving a particular treatment, to prevent bias.

Dependent Variable

A variable that an experimenter predicts will be affected by manipulations of the independent variable.