Science - Standard 3 Vocabulary

5. Rock that forms when another rock is changed by heat and/or pressure.
6. minerals ability to resist scratching.
7. a fracture in Earth’s surface.
8. the deposition of sediment from a fluid forming layers.
11. the theory that tectonic plates have slowly moved.
13. the study of rocks, minerals, and their history.
14. Small particle of soil or rock deposited by wind or water.
17. describes the way a mineral reflects light.
18. plastic like rock found deep in the Earth’s interior.
19. color of powder left by rubbing a mineral on a hard surface
20. a process where sediment is added to land masses.
22. a fossil used to identify a geological time period.
23. vibrations released due to movement of the Earth’s tectonic plates.
26. process responsible for turning lava into igneous rock.
29. Naturally occurring inorganic, crystalline solid with a characteristic chemical composition.
30. an opening in earth surface; or vent, from which lava and gases escape.

1. determining the age or rocks in comparison to other rocks.
2. the process of becoming a crystal.
3. how a mineral breaks, for example cleavage or fracture.
4. the study of fossils and organic remains found in rock material.
9. changes in rock due to intense pressure and heat(does not melt).
10. the remains or traces of living organisms formed mostly of the hard parts of organism..
12. the color of a mineral observed by the human eye.
15. Amount of mass in a given volume of matter
16. the movement of sediments by water, air, gravity.
19. Rock that forms from sediments that are compacted and/or cemented together, or from the precipitation of material from a liquid.
21. the process that changes solid rock into sediments.
24. never ending cycle in which one rock type turns into another.
25. A collection of minerals but may be made of materials that are not minerals.
27. rock that forms when magma cools.
28. Solid in which all the atoms are arranged in a regular repeating pattern.