All measures involve numbers and units. Scientific quantities are expressed in numbers and units, both are required to express any quantity. Thus, the ability to use SI units is essential.
This is a trial quiz, and your mark for this quiz will NOT be included for average. You can practice this quiz via the internet without fear. You have only one chance to practice, however. Once start a quiz, please DO NOT use the Backpage and Reload buttons. Please DO NOT goto other Internet site either. If you do any of these, the computer will record a ZERO as your mark, and you have no chance of re-writing the quiz.
We have acquired a class list for quiz. You will be allowed to write the quiz only when your student ID number and last name match the list. Consult the help desk or professor Chieh if your name and ID were not recognized by the computer.
If the computer does not have your ID number and last name, or if the computer says that you have written the trial quiz, but you have not, please e-mail your student ID number, your last name, and your first name to firstname.lastname@example.org.