11) What is the process of converting sunlight into electricity called?
12) How much of the total energy consumed in the US comes from solar power?
13) How do solar panels work?
14) What is the most abundant energy source in the world?
15) What is the most efficient type of Solar Cell?
16) How much energy does the Earth receive from the Sun every hour?
17) What is the world's largest solar power plant?
18) What type of material is required to build a solar panel?
19) How much of the Sun's energy reaches Earth’s surface?
20) How many hours of direct sunlight does a solar panel need to produce electricity?