Se produce por la vibracion

Ineed some on finding music. i have a nephew who is into rap, but when i find a rap song, it seems to either be too old for his taste or to him it isn't good enough. can someone suggest some good music for me to see if he likes it or not?

Why do you think it took four different people to create a japanese woodcut? why didn't one person do all the work like most artists of today?

The venus of willendorf and other similar statuettes have the following characteristics except for