The spread of islam into southeast asia was stunted until the fall of which empire?

What part did glaciers play in forming the great lakes?

Which city area has the most accessible oil reserves a) caspian sea b) siberia c)arctic coast d)lake baikal

Good scientists always report their observations and results truthfully. this is especially important when a scientist's results go against previous ideas or predictions. coming up with inventive ways to solve problems or produce new things