Geography

1. a piece of land that is completely surrounded by water
5. the salt water that covers most of the earth’s surface and surrounds its continents and islands
7. a high area of rock with a very steep side, often at the edge of the sea or ocean
9. a large area of land that is thickly covered with trees
10. the mixture of gases that surrounds the earth and that we breathe
12. the process by which the surface of something is gradually destroyed through the action of wind, rain, etc.
15. the hard solid material that forms part of the surface of the earth and some other planets
16. an imaginary line around the earth at an equal distance from the North and South Poles
17. a slow-moving mass or river of ice, formed from snow on mountains or near the North Pole or South Pole
20. water that falls from the sky in separate drops
21. an area of land that is higher than the land around it, but not as high as a mountain
23. a very high hill, often with rocks near the top
25. an extremely large mass of ice floating in the sea
28. the condition of the atmosphere at a particular place and time, such as the temperature, and if there is wind, rain, sun, etc.
29. the regular pattern of weather conditions of a particular place

2. an imaginary line through the centre of an object, around which the object turns
3. a large area of land that has very little water and very few plants growing on it.
4. a mountain with a large opening at the top through which gases and lava (= hot liquid rock) are forced out into the air, or have been in the past
6. the part of the earth below the crust and surrounding the core
7. a deep valley with steep sides of rock
8. a curved path followed by a planet or an object as it moves around another planet, star, moon, etc.
11. a large area of water that is surrounded by land
13. the action of an object moving in a circle around a central fixed point
14. coming from, found in or typical of the tropics
18. a mass of snow, ice and rock that falls down the side of a mountain
19. a large area of land, usually without exact limits or borders
22. an area of low land between hills or mountains, often with a river flowing through it; the land that a river flows through
24. a natural flow of water that continues in a long line across land to the sea
26. a large area of sea that is partly surrounded by land
27. a drawing or plan of the earth’s surface or part of it, showing countries, towns, rivers, etc.