Which philosopher, scientist, and mathematician developed laws of refraction through studying rainbows? a. Galen
b. Rene Descartes
c. Andreas Vesalius
d. Sir Isaac Newtown

Ialready know the answer to this question but i wanted to ask you guys to see if you know. who started the okinawan karate style ryukyu kempo? when year was it found?

Heidi is a student of psychology at the university of arizona. she is currently involved in a research project to test the effects of sexual dominance on motherhood. heidi is most likely applying which psychological approach? humanism feminism behaviorism structuralism

In ancient egypt, the pharaoh collected from the peasant farmers. a. oil b. gold c. lumber d. taxes