1-15. Do the following problems from the Problems at the end of Chapter 2,
which begins on page 39 of the sixth edition of Giancoli:
Do your work neatly and legibly, preferrably one problem per page, on loose-leaf paper without ragged edges.1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15