Item 12 What is Jonas Salk famous for?

coining the phrase “Iron Curtain”

developing an early computer

walking on the moon

creating a polio vaccine

Which of the following statements is true about water access in the middle east? a. access to coastal waters is not important to people. b. most countries depend on outside resources for water. c. water is available in large supplies in all countries. d. all countries have sources of renewable freshwater.

Which of these effects of mass production techniques used during 1920

What is significant about the power that russian federal cities are granted?