Thanks so much for your very quick reply robertm!
That is also a good point about surface area, the different bit designs and the multiplication of forces, however I am not sure as to how frictional forces or temperature would effect/be tested. Something that did come to mind from reading your...
Homework Statement
Hi everyone,
This is the first time I have posted here so please be nice! I am looking for a topic for my year 12 physics EEI (extended experimental investigation), where we have to chose ANYTHING, test it (quantative data needed), generate rules (potentially linking the...