Simultaneously drop a piece of paper and a textbook from the same height. Which hits the ground first?

1. The piece of paper
2. The textbook
3. Both hit at the same time

Why does the textbook hit the ground first?

1. Air resistance is a much more significant factor for the piece of paper than for the textbook
2. Heavier objects fall faster than lighter objects
3. Both 1 and 2
4. Some other reason

If the piece of paper is crumpled into a ball and again dropped at the same time as the book, which hits the ground first?

1. The piece of paper
2. The textbook
3. Both hit at the same time