The Earth's atmosphere Choose one: A. contains enough sulfates and nitrates in some locations to create acid rain. B. is composed of 78% oxygen, 21% nitrogen, and 1% trace amounts of various gases. C. contains tiny droplets of water and acid and particles of sea salt, volcanic ash, clay, soot, and pollen, which collectively are called aurorae. D. increases in density with increased elevation.
Answers: 3
Geography, 23.06.2019 01:00
Agricultural practices in the united states nearly led to the extinction of the peregrine falcon during the 1950s and 60s.
Answers: 1
Geography, 23.06.2019 17:20
Which modern technology has not made a great difference in the inuit way of life?
Answers: 2
Geography, 24.06.2019 04:30
The fact that similar fossils are found on both sides of the ocean is evidence of: a. global positioning. b. magnetic reversal. c. continental drift. d. oceanic drifts. select the best answer from the choices provided a b c d
Answers: 3
The Earth's atmosphere Choose one: A. contains enough sulfates and nitrates in some locations to cre...