CK-12 Physical Science Concepts - For Middle School

(Marvins-Underground-K-12) #1

http://www.ck12.org Chapter 5. Energy


Vocabulary



  • thermostat: Part of a heating system that monitors temperature and controls when the boiler or furnace turns
    on or off to keep the temperature at a set point.


Explore More


At the following URL, read how a gas furnace works. Then fill in the blanks in the statements below. http:///www.
fourseasons-chicago.com/news/how-a-furnace-works/



  1. The __ pulls air through the unit to start combustion.

  2. The component where gas undergoes combustion is the __.

  3. The __ opens to allow gas to flow through the burner.

  4. The gas is ignited by an igniter or a(n) __.

  5. The __blows air over the heat exchanger.

  6. The component where air is heated is the __.


Review



  1. What is the basic function of any home heating system?

  2. Create a table comparing and contrasting hot-water and forced-air heating systems.

  3. Try to identify the type of heating system (if any) where you live.

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