Rubric for measuring student performance on Step 4 of the PSM

Dr. Nikos J. Mourtos

Score	Performance Criterion:  Substitute appropriate values of known and assumed quantities in the equations and carry out calculations correctly.  Produce sketches, figures, and drawings as necessary.
10	All calculations are correct.  Appropriate sketches, figures, and drawings included in the solution.
7 - 9	Most calculations are correct. Appropriate sketches, figures, and drawings included in the solution.
5 - 6	Some calculations are correct. Some sketches, figures, and drawings included in the solution – some are missing.
1 - 4	Several of the calculations are incorrect.  Important sketches, figures, and drawings are missing from the solution.
0	Did not attempt.