With a ballpoint pen write your name on a piece of paperon
Chapter 4, Problem 31(choose chapter or problem)
With a ballpoint pen write your name on a piece of paperon your desk. No problem. Now try it upside downforexample, with the paper held against a book above your head.Note the pen doesnt work. Now you see that gravity acts onthe ink in the barrel through which the ink flows!
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer