0/19Survey Results
Of the people we have tested, 79% got this question wrong.
uk
37%
42%
21%
! You were wrong
just like 79% of peopleLightspeed price drop
You probably hear a lot about solar panels, and the reason is that their price has dropped faster than anyone expected.
The question
Compared to 1980, the cost of energy from solar panels today is roughly:
Answer options
A: 1% of the 1980 cost
B: 21% of the 1980 cost
C: 41% of the 1980 cost
