Cambridge Secondary (7-9). Stage 7. MCE Science. Workbook - Unit 7: Properties of Materials - Question 13

Investigate the strength of different paper samples. Materials: 5 strips each of 4 different types of paper (same size, approximately 20 cm × 5 cm), hole puncher, paper clip, yoghurt tub, string, marbles.

Write your conclusion. Which type of paper is the strongest and which is the weakest? Use the results of your paper-strength investigation.