You are presented with the quiz "The Earth being tilted on its axis causes solar energy to drive what?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "the Earth being tilted on its axis causes ones side of the Earth to receive less energy from the Sun than the other side" and "energy from the Sun drives Earth's weather system". 

So, what's the best answer to the question?


 

       Earth's weather system    