ATa, b, d Use appropriate analogue and digital apparatus and instruments, including light gates 3 Conservation of Understand the concept of 3.4.1.6 Momentum = mass × MS 2.2, 2.3, 2.4 Change the 11.1, 11.2 momentum momentum velocity subject of an equation, substitute numerical values into equations Students define momentum Appreciate that F = ma is a Conservation of linear momentum using appropriate units, and solve and look at examples of special case of algebraic equations Principle applied quantitatively to colliding objects coalescing Understand how the problems in one dimension or both continuing in the conservation of momentum same direction. Force as the rate of change of arises from Newton’s third law momentum, Apply the conservation of momentum to problems, including collisions 4 Analysing collisions Understand the difference 3.4.1.6 Conservation of linear PS 1.1 Solve problems set in 11.2, 11.4 between elastic and inelastic momentum practical contexts Students analyse collisions, and appreciate that experimental data from Principle applied quantitatively to PS 1.2 Apply scientific knowledge conservation of momentum trolley collisions and problems in one dimension to practical contexts applies to both consider inelastic and elastic Elastic and inelastic collisions; PS 2.4 Identify variables, including collisions. Apply the conservation of explosions those that must be controlled momentum and conservation of energy to problems other than PS 3.2 Process and analyse data straightforward collisions, e.g. using appropriate mathematical emission of alpha particles and skills rockets 5 Impulse Be able to define impulse 3.4.1.6 Impulse = change in MS 3.1 Translate information momentum Students define impulse and Apply the concept of impulse between graphical, numerical and analyse data from impacts to quantitatively to practical , where F is constant algebraic forms see the usefulness of situations Significance of the area under a MS 3.8 Understand the physical graphs. 11.3 force–time graph significance of the area between a 6 Crumple zone challenge Understand that in a car crash curve and the x-axis and calculate Quantitative questions may be set the impulse is determined by it or estimate it by graphical on forces that vary with time. the mass of the vehicle and its methods as appropriate Impact forces are related to original speed, so the force on contact times (e.g. kicking a
ATa, b, d Use appropriate analogue and digital apparatus and instruments, including light gates 3 Conservation of momentum Students define momentum and look at examples of colliding objects coalescing or both continuing in the same direction. Understand the concept of momentum Appreciate that F = ma is a special case of Understand how the conservation of momentum arises from Newton’s third law Apply the conservation of momentum to problems, including collisions 3.4.1.6 Momentum = mass × velocity Conservation of linear momentum Principle applied quantitatively to problems in one dimension Force as the rate of change of momentum, MS 2.2, 2.3, 2.4 Change the subject of an equation, substitute numerical values into equations using appropriate units, and solve algebraic equations 11.1, 11.2 4 Analysing collisions Students analyse experimental data from trolley collisions and consider inelastic and elastic collisions. Understand the difference between elastic and inelastic collisions, and appreciate that conservation of momentum applies to both Apply the conservation of momentum and conservation of energy to problems other than straightforward collisions, e.g. emission of alpha particles and rockets 3.4.1.6 Conservation of linear momentum Principle applied quantitatively to problems in one dimension Elastic and inelastic collisions; explosions PS 1.1 Solve problems set in practical contexts PS 1.2 Apply scientific knowledge to practical contexts PS 2.4 Identify variables, including those that must be controlled PS 3.2 Process and analyse data using appropriate mathematical skills 11.2, 11.4 5 Impulse Students define impulse and analyse data from impacts to see the usefulness of graphs. Be able to define impulse Apply the concept of impulse quantitatively to practical situations 3.4.1.6 Impulse = change in momentum , where F is constant Significance of the area under a force–time graph Quantitative questions may be set on forces that vary with time. Impact forces are related to contact times (e.g. kicking a MS 3.1 Translate information between graphical, numerical and algebraic forms MS 3.8 Understand the physical significance of the area between a curve and the x-axis and calculate it or estimate it by graphical methods as appropriate 11.3 6 Crumple zone challenge Understand that in a car crash the impulse is determined by the mass of the vehicle and its original speed, so the force on
Physics%20SoW%20Year%201.docx