<p>This revision note includes the whole specification that is needed for this materials topic.<br /> Easy to learn, bullet point revision notes<br /> Covers every point on the current AQA specification<br /> <strong>Spec as follow:</strong><br /> • Density<br /> • Hooke’s law, elastic limit<br /> • Stiffness and spring constant<br /> • Tensile strain and tensile stress<br /> • Elastic strain energy, breaking stress<br /> • Energy stored, area under graph</p> <ul> <li>Description of plastic behaviour, fracture and brittle behaviour linked to force -extension graphs.</li> <li>Quantitative and qualitative application of energy conservation, examples involving elastic strain energy.</li> <li>Energy transfers- spring energy, gravitational, and potential energy<br /> Interpretation of simple stress -strain curves</li> </ul>