G7 Geography Unit 1 Review

3. ____________ plates move around on top of the mantle, like big puzzle pieces of crust
5. This sphere includes all of the life on Earth.
9. The very center of the Earth.
10. This sphere includes all of the water on Earth, including oceans, rain, and inside living things.
13. A spot away from plate boundaries where magma melts through the crust, often forming islands
14. ____________ location tells us exactly where a place is on a map.
15. The imaginary lines that tell us how far north or south of the Equator somewhere is.
16. The type of boundary where 2 tectonic plates move away from each other.
18. The imaginary lines that tell us how far west or east of the Prime Meridian somewhere is.
20. Red hot, molten rock underground that can come up through volcanoes.
25. The layer of Earth that includes the crust and the top of the upper mantle.
27. The 7 major landmasses on Earth are each one of these.
28. The type of boundary where 2 tectonic plates slide beside each other.
29. Red hot, molten rock that has come through the crust so we can see it.

1. Where 2 tectonic plates meet each other is called a plate ______________.
2. A way to divide the world into 2 halves (N and S, or W and E).
4. The type of boundary where 2 tectonic plates move towards each other.
6. The word we use when one tectonic plate slides under another tectonic plate.
7. These are the numbers for how far somewhere is from the Equator or Prime Meridian.
8. The International ______________ is where tomorrow starts first.
9. These numbers & letters tell us the exact location of a place on a map.
11. The hard outside “shell” of Earth.
12. The layer of hot rock inside the Earth that slowly moves around under the crust.
17. 0° latitude line, separating the northern and southern hemispheres.
19. The lines on a map that show latitude and longitude.
21. The idea that the continents move around is called Continental ___________ theory.
22. ____________ location compares where a place is to another place.
23. The layer of gases that are around the outside of Earth like a bubble of air.
24. 0° longitude line, passing through the town of Greenwich, England.
26. The name of the supercontinent from around 250 million years ago.