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  2. Newton's Second Law - Physics - Socratic

    socratic.org/physics/forces-and-newtons-laws/newtons-second-law

    Newton's second law states that acceleration of an object is produced when a force acts on a mass. The greater the mass (of the object being accelerated), the greater the force needed to accelerate the object. What that means is that heavier objects require more force than lighter objects to make them move the same distance.

  3. Newton's 2nd Law confusion: mass times acceleration is not a...

    www.physicsforums.com/threads/newtons-2nd-law-confusion-mass-times...

    Newton's 2nd law says that. acceleration = net force / mass. Don’t worry about those sentences, the book is just trying to teach you how to properly do free body diagrams, which should only include forces and moments acting on a mass. The acceleration, if any, comes after all those forces and moments start acting on a body.

  4. Acceleration in Newton's second law - Physics Forums

    www.physicsforums.com/threads/acceleration-in-newtons-second-law.1056839

    According to Newton's second law, mass has an inverse relationship with acceleration. This means that as the mass of an object increases, the acceleration decreases for a given net force. Conversely, a smaller mass will result in a greater acceleration for the same net force. Can acceleration be negative in Newton's second law? Yes ...

  5. Difference between Newton's 2nd Law/3rd Law of motion? - Physics...

    www.physicsforums.com/threads/difference-between-newtons-2nd-law-3rd-law-of...

    Difference Law Motion. In summary, the conversation discusses the difference between Newton's 2nd and 3rd law of motion and their relation to each other. The 2nd law states that force is equal to mass times acceleration, while the 3rd law states that for every action, there is an equal and opposite reaction. It is mentioned that both laws are ...

  6. what is newtons second law | Wyzant Ask An Expert

    www.wyzant.com/resources/answers/3457/what_is_newtons_second_law

    Newton's 2nd Law is the source for all the figuring in physics. It states that any acceleration of an object (acceleration is a vector with both magnitude and direction) will be in the direction of the net force (a vector as well), and will be directly proportional to the net force, and inversely proportional to the object's mass (inertia).

  7. Is there a clever name for Newton's 2nd Law? - Physics Forums

    www.physicsforums.com/threads/is-there-a-clever-name-for-newtons-2nd-law.996523

    Sometimes Newton's second law of motion is called the 'Law of Acceleration' the following is a not-especially-pithy English-language expansion of Newton's equation: force equals mass [regarded as resistance to acceleration] times acceleration [acceleration being the second derivative of position with respect to time, given velocity as the first ...

  8. How does Newton's second law apply to a car crash? - Socratic

    socratic.org/questions/how-does-newton-s-second-law-apply-to-a-car-crash

    Newton's second law, F=ma, states that the force of something is directly proportional to both the mass and the acceleration of a moving object. This means that if either of these two variables increase, then the overall force applied to the object in question will also be increased. Thus, if a car that weighs 2000kg accelerates with a speed of ...

  9. How does friction affect Newton's second law? - Socratic

    socratic.org/questions/how-does-friction-affect-newton-s-second-law

    Friction decreases the acceleration compared to a frictionless situation. Newton's 2nd law states acceleration is proportional to the net force acting on an object. The net force is the vector sum of all the forces applied to the object. It is basically described as the unbalanced force. Friction always acts in the direction opposing motion. This means if friction is present, it counteracts ...

  10. Optimal Coordinate System for Applying Newton's 2nd Law on an...

    www.physicsforums.com/threads/optimal-coordinate-system-for-applying-newtons...

    In summary, Newton's 2nd law (F=ma) is a vector equation that can be simplified by decomposing vectors into components and choosing a coordinate system with as many unknowns as possible. In this problem, the recommended coordinate system is Cartesian coordinates with the x-axis parallel to the inclined plane. For question 1, the correct answer ...

  11. Newton's 1st law; a special case? - Physics Forums

    www.physicsforums.com/threads/newtons-1st-law-a-special-case.415211

    Jul 10, 2010. Law. In summary, Newton's 1st law, also known as the law of inertia, states that an object at rest will remain at rest and an object in motion will remain in motion with a constant velocity unless acted upon by a net external force. This law can be observed in everyday life, such as when a car comes to a stop or when a book ...