What was the name of the Abbasid caliph who established the House of Wisdom?

"if i have seen farther than others," said newton, "it is because i have stood on the shoulders of giants." who were the giants to whom newton was referring? could this be said of any scientific accomplishment? explain.

Which of the following statements best explains why societies passed worker safety laws following the industrial revolution

1a one-year-old child can classify animals and people. select the best answer from the choices provided ot