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Show SOLAR QUIZ In 1979, the number of solar water heaters in the northeastern U.S. doubled from five to ten thousand. That was thanks to the efforts of the Northeast Solar Energy Center (NESEC), operated in cooperation with the Department of Energy by the not-for-profit Northern Energy Corp. This quiz can help you tell how much you know about the money and energy -saving possibilities of solar water heating. 1 . Solar water heaters have been widely used in parts of the U.S. since (a) the 1930s (b) the 1950s (c) the 1970s? 2. A typical solar water heater can provide (a) about half (b) about a quarter (c) about a third of the average family's hot water needs? 3. The professionally installed cost of a typical solar water heating system after tax credits are deducted is (a) over $4,0OC (b) around $3,000 (c) undei $2,000? 4. Most solar watei heaters installed in 197? went into (a) new homes (b old homes (c) apartment buildings? IKS ANSWERS: 'Mau b SB auioq po vre ouj j8Eaq jaBM jetos b nd O aAisuadxau; pue ... Asea SB -)souijb s,i (q) -f '000'3$ UBH? SS8I UMop aoud aqi 8uiaq ubd Xaqx 'saBs soui u; 3qBiE.B sjb S3AHU30UI XB? JBUOIJippy JJO U33J3d ot' oj noA moiB si'paaD xv Baapaj -ipnsui o'i oOE'f'S 0093$ uioaj ssoo jaeaq jaBM asjos eBj3AB aqjL (o) -jaBaq j3ba jbios b Xq 3ui aq ubd anoj jo ' Xiurej 93bj3ab aq jo spaau I aaBM oq aq; jo uaaaad ' 1 09 0 amog (b) -g -ABpot ' uaAa jBaq aB(os uo XjiABaq 1 X3J 'STl aqi puBpjoA aq; jo s;jBd Luvft -S0E6I aq guunp -(sarAqnos atH J r s-jJBd pus Epuo j u; paiBsui ) aj8A sja-jBaq aaBM jbjos jo ) spuBsnoqi jo suax (b) 'x |