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

Question I was asked: A teacher is performing a demonstration about static electricity for his class by rubbing a balloon against a wool sweater. The balloon sticks to the wool sweater. Which particles are exchanged during the demonstration?

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

Question I was asked: Which of these is the most responsible for the changes of the seasons on Earth?

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

Question I was asked:
Timber companies can best manage the number of trees in forests by