Marie curie theory of radioactivity and discovery of radium were critical to development of? a) the polio vaccine b) x-rays c)penicillin d)the discovery of dna

Which of harriet martineau’s books is a foundational treatise on sociological data collection?

How were castas paintings used to stabilize a society?

What originally inspired countries to band together in intergovernmental organizations (igos) ? (apex) a. climate change b. a period of peace c. population decline d. global conflicts