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Newton's First and Second Law of Motion Newton's First Law: - Inertia -> Object at rest stays at rest unless acted upon by an external force -> Object in motion stays in motion with the same velocity unless acted upon by an external force - Force -> Balanced forces -> Unbalanced forces Newton's Second Law: - Acceleration -> F = m * a -> Force is directly proportional to mass and acceleration - Mass -> Measure of inertia -> Resistance to change in motion - Acceleration -> Change in velocity over time -> Result of unbalanced forces acting on an object Connections: - Inertia relates to both laws - Newton's Second Law builds upon the concepts of force and inertia from the First Law - Acceleration is a central concept in both laws
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