...Mirrors

This assignment is due before 9 AM, Monday, April 5, 1998.

Please type LAST name:

Please type your LAST NAME and LAST FOUR SS# digits (eg: Smith3256):

I received no help from anyone on this assignment.

The following three questions refer to the material you were to read in preparation to the lesson. Questions one and two require you to write a three or four sentence response. Number three is a multiple choice question. Click in the appropriate circle.

You may change your mind as often as you wish. When you are satisfied with your responses, click the SUBMIT HOMEWORK button at the bottom of this page.

WarmUp questions are worth 4 points each towards your "Homework and Web Assignments" score (250 points total).

1.

Please explain in your own words what a focal length is. Try not to use any equations or refer to a specific type of mirror or lens.

2.

Esitmate the focal length of a typical "magnifying mirror" that you might purchase from a drugstore.

3.

The focal length of a plane mirror is

Undefined

Zero

One

Infinity

None of the above

Below is a space for your thoughts, including general comments about today's assignment. What was hard or confusing (or cool)? What would you like to spend extra time on in class? Do you see how this subject fits in with the others we have discussed?

You may change your mind as often as you wish. When you are satisfied with your responses click the SUBMIT button.