Rock Cycle

3. layer of sedimentary rock or soil, or igneous rock that was formed at the Earth's surface
4. system of chronological dating that relates geological strata (stratigraphy) to time
6. the degree of compactness of a substance
8. (of rock) that has formed from sediment deposited by water or air
10. another term for specific gravity
11. the dense central region of a planet, especially the nickel–iron inner part of the earth
12. a surface of contact between two groups of unconformable strata
14. denoting or relating to rock that has undergone transformation by heat, pressure, or other natural agencies, e.g. in the fold
16. a theory explaining the structure of the earth's crust and many associated phenomena as resulting from the interaction of rig
18. the arrangement, type, and ratio of atoms in molecules of chemical substances
20. a row of high mountain summits
22. the process, condition, or result of being covered by glaciers or ice sheets
23. relating to or formed by intrusion.
24. an upward movement of part of the earth's surface.
25. a fossil that is useful for dating and correlating the strata in which it is found.
28. the presence or formation of layers in sedimentary or igneous rock

1. consisting of thin sheets or laminae
2. history of life as documented by fossils
5. involving or causing sudden great damage or suffering.
7. process by which an unstable atomic nucleus loses energy by radiation
9. the theory that changes in the earth's crust during geological history have resulted from the action of continuous and unifor
13. the ability of a quantum system to be in multiple states at the same time
15. fossils of bacteria
17. the region of the earth's interior between the crust and the core, believed to consist of hot, dense silicate rocks (mainly p
19. (of rock) having solidified from lava or magma
21. The upper part of the mantle
26. relating to or denoting rock that has been extruded at the earth's surface as lava or other volcanic deposits
27. (of a rock formation) be broken by a fault or faults.