1. What gases are in the Earth’s atmosphere? Include what percent each makes up and circle which is the most abundant.
2. What are the five layers of the atmosphere? List them in order from closest to the Earth to farthest away.
3. Which layer of the atmosphere is the coldest?

4. Which layer of the atmosphere is the densest?

5. Which layer of the atmosphere has the highest air pressure?

6. What is heat transfer by radiation? Give an example

7. What is heat transfer by conduction? Give an example

8. What is heat transfer by convection? Give an example

9. Which direction will air flow: from areas of high pressure to low pressure OR areas of low pressure to high pressure?

10. What cause wind to be faster or slower?

11. What type of weather does a low air pressure system cause?

12. What type of weather does a high air pressure system cause?

13. What is an air mass?

14. What direction do air masses flow?

15. What is a cold front? What type of weather does it cause?

16. What is a warm front? What type of weather does it cause?

17. What is an occluded front? What type of weather does it cause?

18. What is a stationary front? What type of weather does it cause?

19. What is the effect of the Gulf Stream on Europe?

20. What are the 4 main causes of different climate zones? Give a description of the effect each one has on the climate.

21. What are causes of climate change?

22. What can be done to slow climate change?