?The first use of solar energy for domestic water heating took place in the ____.
A. ?1750
B. ?early 1800s
C. ?late 1800s
D. ?mid-1900s
Answer: C
Trades & Technology
You might also like to view...
Inside the transmission the manual valve is held in position by ________.
A) The rooster comb B) A spring loaded solenoid C) The shift cable D) None of these
Trades & Technology
Each RC network can produce up to how much phase shift?
A) +90 degrees B) +45 degrees C) -180 degrees D) -90 degrees
Trades & Technology
How is AIDS transmitted?