3.03d d) Understand and be able to use law given as two dimensional vectors is Newton’s second Newton’s second law () in simple cases of forces given as two new content in the reformed specification. dimensional vectors. e.g. Find in vector form the force acting on a body of mass 2 kg when it is accelerating at ms-2. Questions set involving vectors may involve either column vector notation or , notation . 3.03f f) Understand and be able to use the weight M1 Equilibrium of (a) identify the forces acting in a given situation, and use the – () of a body to model the motion in a straight line a Particle (a) relationship between mass and weight under gravity. e.g. A ball falling through the air. 3.03g g) Understand the gravitational acceleration, g, and its value in S.I. units to varying degrees of accuracy. An understanding that is not a universal constant is new g The value of may be assumed to take a constant g content in the reformed specification. value of 9.8 ms-2 but learners should be aware that g is not a universal constant but depends on location in the universe. [The inverse square law for gravitation is not required.]
3.03d d) Understand and be able to use Newton’s second law () in simple cases of forces given as two dimensional vectors. e.g. Find in vector form the force acting on a body of mass 2 kg when it is accelerating at ms-2. Questions set involving vectors may involve either column vector notation or , notation . Newton’s second law given as two dimensional vectors is new content in the reformed specification. 3.03f f) Understand and be able to use the weight () of a body to model the motion in a straight line under gravity. e.g. A ball falling through the air. M1 – Equilibrium of a Particle (a) (a) identify the forces acting in a given situation, and use the relationship between mass and weight 3.03g g) Understand the gravitational acceleration, g, and its value in S.I. units to varying degrees of accuracy. The value of g may be assumed to take a constant value of 9.8 ms-2 but learners should be aware that g is not a universal constant but depends on location in the universe. [The inverse square law for gravitation is not required.] An understanding that g is not a universal constant is new content in the reformed specification.
360173-mapping-guide-legacy-as-and-a2-units-7890-to-h240.docx