3 Figure 2 is used in questions 3 A Stress Strain Figure 2 Graphs of stress versus strain for 4 materials, A to D a) Which of the lines A-D represents the stiffest material? b) In the drawing for question 3, Figure 2, which material is brittle? In the drawing for question 3, Figure 2which material could be a polymer? ( c)

3 Figure 2 is used in questions 3 A Stress Strain Figure 2 Graphs of stress versus strain for 4 materials, A to D a) Which of the lines A-D represents the stiffest material? b) In the drawing for question 3, Figure 2, which material is brittle? In the drawing for question 3, Figure 2which material could be a polymer? ( c)