Problems 1-2
There are many problems throughout the text labeled IN YOUR OWN WORDS. Just relax. Do not be afraid to give your opinion. For the most part, these questions do not have "right" or "wrong" answers. You should spend about five minutes in answering each of these questions.

Problems 3-4
See Example 1.

Problems 5-12
See Example 2.

Problems 13-22
See Example 4.

Problems 23-32
These are estimation problems. Do not answer these questions by doing any direct measuring.

Problems 33-35
These questions are making sure you know the meanings of the metric prefixes.

Problems 36-43
See Example 5; don't forget to include the units as part of your answer.

Problems 44-52
See Example 3.

Problems 53-54
See Example 6.

Note: Homework Hints are given only for the levels 1 and 2 problems. You can also check some sources for homework help on the Internet (see Links, below), or you can call the author at (707) 829-0606 or send an e-mail to: smithkjs@mathnature.com