Discussion 2 – Some Chapter 1 Questions to Discuss

Select any one question to answer correctly

1. Define Lithosphere.
2. Define Biosphere
3. To the nearest 1,000 miles what is the Earth’s Diameter
4. What is Equatorial Bulge and what is it caused by?
5. What is the Earth’s shape?
6. What is Earth’s Axial Tilt as measured from the Perpendicular?
7. What’s the average distance between the Earth and the Sun?
8. What’s an Earth revolution and how long does it take?
9. What’s an Earth rotation and how long does it take?
10. Which direction does the Earth always spin?
11. Why do we have seasons?
12. What is Perihelion and when does it occur?
13. What is Aphelion and when does it occur?
14. What are Solstices and when do they occur?
15. What is an Equinox and when do we get them?
16. Where is the Subsolar Point (direct ray) on June 21
17. Where is the Subsolar Point (direct ray) on March 21
18. On what date is the sun directly overhead at Los Angeles?
19. How many times would the sun be directly overhead in a year at 13°N?
20. Where would you get more daylight hours between September 22 and March 20?
21. Define Latitude
22. Which way do latitude lines run and what do they measure?
23. What are the key lines of latitude and where are they located?
24. What are the basic units of latitude measure and how are they divided up?
25. What are the minimum and maximum measures of latitude?
26. What is the Latitude for Los Angeles, CA?
27. How many miles do you travel if you move 2 degrees south from the North Pole?
28. How many miles do you travel if you move 2 degrees north from the Equator?
29. Define Longitude
30. Which way do longitude lines run and what do they measure?
31. What are the minimum and maximum measures for longitude?
32. Where are meridians furthest apart from each other (in actual distance)?
33. What is the longitude for Los Angeles, CA?
34. How many miles do you travel if you move 2 degrees east at the North Pole?
35. How many miles do you travel if you move 2 degrees east along the Equator?
36. How far apart are Principal Meridians?
37. How many degrees of longitude separate each 1-hour time zone?
38. What is the time difference between London, England and Los Angeles?

Discussion 2 – Some Chapter 1 Questions to Discuss Answer (2)

What is Aphelion and when does it occur?

Aphelion is the farthest distance between Earth and the sun during the Earth’s revolution around the sun. It occurs every July 4.

Source: How the Earth Works Aug.2021 tagged p.1-10

Discussion 2 – Some Chapter 1 Questions to Discuss Answer

How far apart are Principal Meridians

The Principal Meridians are 15⁰ apart from each other. They mark the center of 24 main time zones stretching the globe from Prime Meridian.

Source: How the Earth Works, p.36; Geography Lesson: Time Zones Explained, 0:50-0:53