How did J. J. Thomson's experiments demonstrate that Dalton's model of the atom was incorrect? They showed that atoms have net negative charges.
They showed that atoms can be destroyed.
They showed that atoms are made up of smaller particles.
They showed that atoms have a dense nucleus.

PLS HELP ME ASA

when jerome paddle in flowing river towards east the net speed of jerome will increase

so the net speed of jerome will be given as

now the speed of paul will be same as it is given as he is running on the ground

so

so here we can say since the speed of jerome is more so he will win the race

now as we know the distance so the time difference is given as

so jerome will reach first and the time difference will be 203.55 s or 3.4 min