This page deals with heat transfer resulting from samples of water initially
at different temperatures. The problems are randomly generated when you press
the "New Problem" button. When you do so, data will
will appear in four of the cells. Fill in the empty cell and press "Check Answer." The
results are displayed in the second table which will tell you whether you got
the correct answer or not and keeps a running total of your score.
If you get a question wrong, you should redo and recheck your answer. Pressing "Show Answer" will cause the correct answer to appear and you will no longer be able to submit an answer for that problem.