I just took a test in school today. What question was I asked?

Question I was asked: Which two activities use most of the water used in an average U.S. household?

I just took a test in school today. What question was I asked?

Question I was asked: A student drops a ball. Which force causes the ball to fall to the ground?

I just took a test in school today. What question was I asked?

Question I was asked:
A function of a plant's roots is to