What layer of the atmosphere is known for having temperatures as low as -90•c

What is the missing step in solving the inequality 5 - 8x < 2x + 3?

Which of the following regions suffers the most from acid rain? a. the area around vancouver c. the area below atlanta b. the area below detroit d. the area above montreal

Compare nato and the eu; list 2 similarities contrast nato and the eu; list 2 differences what did you learn about nato and the eu? were you surprised by any of it? 1st answer will get brainliest