QUES: Q: What time period is known at the common practice period?
A: While a similar term is also used to refer to the period from 1750 to 1820 (the Classical period), this article is about the broad span of time from roughly the 11th century to the present day, which includes the Classical period and various other periods.
Does the answer answer the question?

ANS: no

QUES: Q: What used to be the main draw on electricity?
A: Although some early proponents of DST aimed to reduce evening use of incandescent lighting, which used to be a primary use of electricity, modern heating and cooling usage patterns differ greatly and research about how DST affects energy use is limited or contradictory.
Does the answer answer the question?

ANS: yes

QUES: Q: What are the two cycles of the Greek folk song?
A: Along with the Byzantine (Church) chant and music, the Greek people also cultivated the Greek folk song which is divided into two cycles, the akritic and klephtic.
Does the answer answer the question?

ANS: yes

QUES: Q: In degrees Fahrenheit, what was the highest temperature achieved in Plymouth between 1971 and 2000?
A: During the winter half of the year, the coldest night will typically fall to 4.1 C (25 F) although in January 1979 the temperature fell to 8.8 C (16 F).
Does the answer answer the question?

ANS:
no