Guess for Physics Paper 31!!!

[Parfals]

Assalamwalaikum
Damm got four days holidays Still confused what to prepare for Paper 31....
Any hints as i knw Simple pendulum is Important
Just learned about uncertainty & all improvements n error
Anything else that can help to speed up during exams?????
If u have any gusses Plz share
Thnx in advance

 

[Parfals]

Any hints not still guyzz??????

 

[roadtrip9o9]

1. simple pendulum 2.friction

 

[Parfals]

can u post some questions related to friction???? plxz