Write the letter of the matching definition next to each term.
1. crust
A. A vast treeless plain in the Arctic regions where the subsoil is permanently frozen
2. mantle
B. Natural satellite that orbits the Earth
3. core
C. Dry land with very little rain
4. moon
D. Country and continent known for kangaroos
5. asia
E. Shaking and vibration at the surface of the ___ resulting from underground movement along a fault (plural)
6. africa
F. A land mass that projects well above its surroundings (plural)
7. antarctica
G. A long depression in the surface of the land that usually contains a river (plural)
8. australia
H. Largest continent on Earth
9. europe
I. Continent with the Sahara desert
10. north america
J. Huge body of salt water (plural)
11. south america
K. United States baseball player
12. clouds
L. A body of water surrounded by land (plural)
13. rain
M. A long rod of wood or metal or plastic (plural)
14. earthquakes
N. The central part of the Earth
15. oceans
O. Water falling from clouds
16. mountains
P. An extremely cold continent at the south pole almost entirely below the ___ Circle
17. volcanoes
Q. A continent in the western hemisphere connected to North ___ by the Isthmus of Panama
18. rivers
R. A mass of ___ and snow that permanently covers a large area of land (plural)
19. lakes
S. Long stream of water flowing to the sea (plural)
20. valleys
T. Continent that includes France and Italy
21. desert
U. A continent in the western hemisphere connected to South ___ by the Isthmus of Panama
22. tundra
V. A visible mass of water or ice particles suspended at a considerable altitude (plural)
23. ice caps
W. Hard outer layer of the Earth or of bread
24. poles
X. Mountain that erupts with lava (plural)