1. What is the Earth’s shape?
👉 Geoid
2. What is a globe?
👉 Model of Earth
3. What are latitudes?
👉 Parallel imaginary lines
4. What are longitudes?
👉 Semi-circular imaginary lines
5. Which latitude is the longest?
👉 Equator
6. What is the Equator?
👉 0° latitude
7. How many hemispheres does the Equator divide Earth into?
👉 Two
8. Name the two hemispheres.
👉 Northern and Southern
9. What is the Prime Meridian?
👉 0° longitude
10. Which place does the Prime Meridian pass through?
👉 Greenwich
11. Into how many hemispheres does Prime Meridian divide Earth?
👉 Two
12. Name them.
👉 Eastern and Western
13. What is the latitude of the North Pole?
👉 90° N
14. What is the latitude of the South Pole?
👉 90° S
15. What are tropics?
👉 Important latitudes
16. Name the Tropic of Cancer latitude.
👉 23½° N
17. Name the Tropic of Capricorn latitude.
👉 23½° S
18. What are polar circles?
👉 High latitude circles
19. Name the Arctic Circle latitude.
👉 66½° N
20. Name the Antarctic Circle latitude.
👉 66½° S
21. What is a grid?
👉 Network of lines
22. Why are latitudes and longitudes important?
👉 Locate places
23. What is longitude measured in?
👉 Degrees
24. How many longitudes are there?
👉 360
25. How many latitudes are there?
👉 181
26. Which lines help calculate time?
👉 Longitudes
27. What is local time?
👉 Time of a place
28. Why does time vary from place to place?
👉 Earth’s rotation
29. What is IST?
👉 Indian Standard Time
30. Which longitude is used for IST?
👉 82½° E
📌 Quick Revision Box
👉 Key Lines:
- Equator → 0° Latitude
- Prime Meridian → 0° Longitude
👉 Important Latitudes Order:
Arctic → Cancer → Equator → Capricorn → Antarctic