Across
- 3. type of soil formed by the accumulation of dead plant matter
- 4. sedimentary rock formed by compressed clay
- 8. sedimentary rock formed by compressed shells
- 9. igneous rock characterised by specks
- 10. manmade hills made to offer protection from flooding
- 13. molten rock under the ground
- 14. the distribution of land into separate fields and meadows
- 15. mass of ice in high mountain rnages that moves down slowly
- 16. rocks carried and left behind by the ice
- 17. shallow place inside the sea
Down
- 1. petrified remains or imprints of animals or plants
- 2. differences in altitude in the landscape
- 3. flat area with an altitude of no more than 500 metres
- 5. process by which grains accumulate in one place
- 6. the wearing away process by running water, wind or ice
- 7. new land in the sea formed by sedimentation
- 11. rock crumbling under the influence of the weather and plant growth
- 12. small microscopic grains formed by weathering
- 14. an area surrounded by dykes in which the water level is regulated