Strength of Paper

How to test the strength of paper

dav

We predicted the strength of the paper before we started the experiment and we tried to predict how many marbles it would hold.

dav

We made a weight holder by attaching a two pieces of string onto a paper cup.

dav

Then we put marbles into a paper cup and counted how many marbles it took until the paper was torn.

We found out that cardboard was the strongest paper!