sample
Practice Problems
New Problems
reloads the page with new variable values in all questions. You must do this after grading the test to rework it another time.
Make sure to enter your answers in the specified units .
1
What is the sum of and ?
Once you have submitted your answers for grading by clicking the grade button, you
cannot resubmit answers
for the same Problem Set--you must use the 'New Problems' button first.
Need help? Try these test-taking tools:
Constants
Conversions
calculator