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 .
A man walks meters East and then 17.1 meters South. What will be the magnitude of his displacement?

An object, initially at rest, falls freely near the surface of the earth. How long does it take the object to attain a speed of m/s? Your time should be in seconds.

An object with a mass of kilograms is accelerated at m/sec2. The net force acting on the mass is how many newtons?

A mass of kilograms is moving at m/s near the surface of the earth. What is the weight of the mass?

A force of newtons pushes a kilogram object across a level floor for meters. How many joules of work were done by the force, assuming negligible friction?

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.
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