Question 8
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.
Identify the variables and controls in your investigation. The dependent variable (what you will be measuring) is:
Identify the variables and controls in your investigation. The dependent variable (what you will be measuring) is:
