Here are three different systems: gray, blue and red. Each system has two forces acting upon it and a red vector showing the net force acting upon the system. Move the red dots on each of the net force vectors to accurately reflect the net force experienced by each system.
BasicStudents matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient)Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
AdvancedStudents matched to this level are ready for material that requires superior performance and mastery.