When I published my first Energy Quiz over a year ago, a reader posted the comment: “I want another quiz.” Okay — we aim to please.
Remember, using Google for research is cheating. Answers are at the bottom of the page.
1. Evaporative coolers:
a. Perform better in a dry climate than a humid climate.
b. Perform better in a humid climate than a dry climate.
c. Don’t work very well anywhere in the U.S.
2. To insulate basement walls in Climate Zone 6 with XPS, what is the minimum thickness required by the 2006 IRC?
a. One inch.
b. Two inches.
c. Three inches.
3. When home inspectors see tongue-and-groove ceiling boards:
a. They smile, because tongue-and-groove boards are a natural (and green) choice for ceilings.
b. They smile, because 3/4-inch-thick boards add to a ceiling’s R-value.
c. They become concerned, because such ceilings often lack an air barrier.
4. The wall and roof insulation used in the hut erected in 1910 by Robert Falcon Scott at Cape Evans in Antarctica was:
b. Quilted seaweed
5. In a Florida home with an unconditioned attic:
a. It’s helpful to bury attic ducts in a deep layer of cellulose insulation.
b. Burying attic ducts in cellulose insulation can lead to moisture problems.
6. The soil used in a typical “green” (vegetated) roof:
a. Has a significant R-value, greatly improving the insulating value of the roof.
b. Has a low R-value — less than required for a typical roof — and is more expensive to install than conventional insulation.
7. The process whereby the moisture content of a porous (hygroscopic) building material increases is referred to as:
a. Capillary action.
8. Of all the windows sold in Sweden in 2002:
a. 20% were triple-glazed.
b. 50% were triple-glazed.
c. 80% were triple-glazed.
9. The 2009 IRC requires builders: