When assessing the motion of an object

Am I “happy” with my grade? What can I do to improve my grade for the next test?

Do you have any constructive comments about the test you would like to express to me? 

Do I need help taking notes, completing my work, or studying?

In what situation should you use an attention line in a letter?

This course has a lab component that is intended for students who will ultimately work in the science, healthcare, and pre-med fields in most cases.  The academic rigor of this class is much more intense than the non-lab class, which would be better suited for individuals not majoring in the healthcare fields.  Do you believe that this lab class best fits your goals?

If a graphic is on the Internet, you may assume that you are free to republish it.

According to Chapter 6, one disadvantage of a questionnaire is that you cannot be sure the respondents are representative of the population you want to study.

Do I need help taking notes, completing my work, or studying?

A salutation is a greeting at the beginning of a letter, traditionally consisting of the word “Dear,” the reader’s courtesy title and last name, and a colon.