PHYS 221 Midterm: PHYS 221 Iowa State Exam1 2009F
Document Summary
Instructions: put away all materials except for pens, pencils, erasers and your calculator. Turn off any electronic communication devices that you have with you: fill in your name, identification number, section number and recitation instructor above and on the front of the multiple choice answer sheet using a number 2 pencil. On the answer sheet, put in your last name, first name, mi in the upper left-hand corner. At the bottom left, put in your 9-digit isu id number. If you did not bring a pencil, ask for one. If you need to change any entry, you must completely erase your previous entry: carefully read each problem completely and its five possible answers before beginning to work the problem. Note: the unit vectors in the +x, +y, and +z directions of a right-handed cartesian coordinate system are i, j, and k , respectively.
