What does James Gleick imply that most people do when they really read a book?
A. They immerse themselves in a textual world.
B. They become obsessed with browsing online,
C. They browse the pages for information,
D. They carefully find key words and ideas from the text

During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.