Easy

Sun, wind & clean power

Sunlight and wind keep showing up — unlike oil or coal, which you dig up and burn once. Let's see what you actually know about clean power.

Question 1 of 5

Why do people call sunlight and wind 'renewable'?

They keep coming back — unlike oil or coal, which you dig up and burn onceThey work once per lifetime and then vanish foreverThey only work on national holidaysThey need zero space and zero machines