1. Chapter 15 Atmosphere Review Game

2. 1) What percentage of the atmosphere is made up of Oxygen?

3. 1)What percentage of the atmosphere is made up of Oxygen? 21%

4. 2) What percentage of the atmosphere is made up of nitrogen?

5. 2) What percentage of the atmosphere is made up of nitrogen? 78%

6. 3) Why is the atmosphere important to living things?

7. 3) Why is the atmosphere important to living things? Provides all gases needed to survive

8. 4) What is photochemical smog?

9. 4) What is photochemical smog? Interaction of pollutants and sunlight

10. 5) What is the biggest source of air pollution?

11. 5) What is the biggest source of air pollution? Fossil fuels

12. 6) When a barometer is rising what is the air pressure doing?

13. 6) When a barometer is rising what is the air pressure doing? Rising

14. 7) When you go up in altitude what happens to the air density?

15. 7) When you go up in altitude what happens to the air density? Decreases

16. 8) Water in the form of a gas is called: (2 words)

17. 8) Water in the form of a gas is called: (2 words) Water vapor

18. 11) Sulfur oxides and nitrogen oxides combine with water to produce:

19. 11) Sulfur oxides and nitrogen oxides combine with water to produce: Acid rain

20. 12) What does a barometer measure?

21. 12) What does a barometer measure? Air pressure

22. 13) Where does air pressure act on your roof?

23. 13) Where does air pressure act on your roof? Above and below the roof

24. 14) How is an aneroid barometer different from a mercury barometer?

25. 14) How is an aneroid barometer different from a mercury barometer? Aneroid barometers do not use a liquid

26. 15) What happens to air pressure as altitude increases?

27. 15) What happens to air pressure as altitude increases? It decreases

28. 16) The main layers of the atmosphere are classified according to what?

29. 16) The main layers of the atmosphere are classified according to what? Temperature

30. 17) The layer of atmosphere where weather occurs is called?

31. 17) The layer of atmosphere where weather occurs is called? Troposphere

32. 18) List the main layers of the atmosphere from the surface up:

33. 18) List the main layers of the atmosphere from the surface up: Troposphere, Stratosphere, Mesosphere, Thermosphere

34. 19)What does the ozone layer block?

35. 19)What does the ozone layers block? Ultraviolet light

36. 20) Which layer is closest to outer space?

37. 20) Which layer is closest to outer space? Thermosphere, (exosphere)

38. 21 Ozone gas is a form of oxygen with how many oxygen atoms?

39. 21 Ozone gas is a form of oxygen with how many oxygen atoms? 3