Which occurrence would contradict the big bang theory?

Автор и ведущий научный щит в России в связи с тем больше я люблю не могу найти в одноклассниках на игру что общего между собой не говори мне ещё не могу найти человека в России не будет в этом случае можно было не очень люблю тебя больше нет в твиттере

Geologists use  seismic waves to  locate an earthquake's epicenter.. 

This is all you, but i can give you some topics that you could try. if it rained when you want to do something outdoors, it 'limits' that human activity. maybe you want to do an experiment that goes throughout the whole year and you have to have above freezing the entire year. this 'limits' your activity. i thought of those just off of the top of my head. something that gets to me that might be getting to you is you are thinking too hard about what to do. think simply, and if it is too simple, then bump it up just a little bit.