An applied force of 20 N is used to accelerate an object to the right across a frictional surface. The object encounters 10 N of friction. Use the diagram to determine the normal force, the net force, the coefficient of friction (Î¼) between the object and the surface, the mass, and the acceleration of the object.
Blue Star Service Flag Pins and military pins. Single blue star represents a family member serving in war. United States military pins in stock ready to ship!
The Blue Star of Life -- The Emergency Medical Care Symbol. by Arline Zatz. Just as a pharmacists have the mortar and pestle and doctors have the caduceus, Emergency Medical Technicians have a symbol, its use is encouraged both by the American Medical Association and the Advisory Council within the Department of Health, Education and Welfare.