TNCC Questions & Answers

Biomechanics - ANSWER-is the general study of forces and their effects kinematics - ANSWER-the study of energy transfer as it applies to identifying actual or potential injuries Mechanism of Injury (MOI) - ANSWER-is how external forces are transferred to the body, resulting in injury Newton's First Law - ANSWER-a body at rest will stay at rest unless acted on by an outside force Newton's Second Law - ANSWER-Force = mass x acceleration Newton's Third Law - ANSWER-For every action there is an equal and opposite reaction Law of Conservation of Energy - ANSWER-Energy cannot be created or destroyed Kinetic Energy - ANSWER-KE=1/2mv^2 when mass is doubled, energy is doubled when velocity is doubled, energy is quadrupled Forms of Energy - ANSWER-mechanical, thermal, chemical, electrical, radiant mechanical- the direct impact of an object, such as in a car collision or a pot to the head