如图是一顶太阳能风扇凉帽，凉帽的顶部装有一个太阳能电池板，帽沿装有一个小型电风扇．电池板在太阳光的照射下，将太阳能转化为____ 能，驱动电风扇工作．电风扇工作时的电压为1.2V，电流为50mA，若电风扇正常工作了1h，电流做功为____ J．

用方框中所给的单词的适当形式填空，使短文正确、通顺。每词限用一次                                         

      Thailand's most celebrated festival is the Songkran Festival. It starts on April 13^th and____ for three days. Songkran is a Thai word which means "move" or change places" as it is the day whenthe sun changes its position. It is also____ as the "Water
Festival" because people believe that water will wash away the bad luck.
    The Thai people____ this festival with water . Everyone gets wet and since it is the____ season of the year, the custom is quite enjoyable. Songkran is a Public Spring Cleaning Day , supported by the local____ . Anything old or useless must be thrown away or it will____ the bad luck to the owner.
    During the festival, young people put scented (有香味的)water into the____ of elders and parents as a kind of respect. The elders in return____ the young people good luck. People also pour water over each____ 
    Thailand is almost completely an agricultural society and this has also been a perfect time to take a____ from hard work.

如图所示，当开关S接“1”，将滑动变阻器滑片P由a端滑向b端，弹簧将____(选填“伸长”或“缩短”)；当开关S接“2”，将滑动变阻器滑片P由a端滑至b端，并剪断弹簧，让条形磁体穿过线圈，产生电磁感应，电流表的指针会____(选填“发生偏转”或“不动”)