NATURE

3. a large hole in the side of a hill, cliff, or mountain, or one that is underground
5. to walk slowly about a place without any purpose
6. to break up and move soil using a machine or your hands
8. a large area of trees growing near each other
12. turn or be turned into ice or another solid as a result of extreme cold
13. If you pick fruit you take them off a tree
15. the thick stem of a tree
16. an area where there is no light from the sun and so it is darker
17. the top layer of earth that plants grow in

1. the top of a mountain
2. to go somewhere where you can completely relax and forget your responsibilities
4. to go somewhere
7. the time when the sun disappears in the evening
8. a line of higher water that moves across the surface of the sea
9. the time when the sun appears in the morning
10. a part of a tree which grows out from the trunk or from a bough
11. the regular rise and fall in the level of the sea
14. the first appearance of light in the sky before sunrise