1. Rocks and Minerals Unit 2 Test review
Test Friday!!!!

2. Answer the following questions:
True or False

3. Igneous rock is still forming today in volcanoes.
True

4. During metamorphosis, limestone might change to marble.
True

5. In the rock cycle, igneous, sedimentary, and metamorphic rock can change into another.
True

6. All rocks are the same.
False

7. The rock cycle is a slow process that does not stop.
True

8. Minerals are evenly distributed around the world.
False

9. Rocks may be made of two or more minerals.
True

10. Physical properties include color, hardness, and cleavage.
True

11. Minerals grow in an orderly, repeating fashion.
True

12. There are about a hundred minerals on earth.
False

13. Fill in the blank

14. ____ breaks evenly along curved or irregular surfaces.
Fracture

15. ____ used to identify the hardness of a mineral.
Moh’s Hardness Scale

16. ____ measure of amount of matter in a given space.
Density

17. ____ characteristic that can be observed or measured.
Physical Properties

18. ____ breaks along a flat surface.
Cleavage

19. ____ differences caused by weathering or impurities.
Color

20. ____ refers to a mineral’s resistance to being scratched.
Hardness

21. ____ Color of mineral’s inside powder.
Streak

22. ____ the way a mineral’s surface reflects light.
Luster

23. Erosion is the Process of?
Carrying away sediments

24. What are the 5 characteristics of a mineral?
Inorganic, solid, naturally occurring, chemical compositions, crystal structures

25. How do scientist classify rocks?
How they are formed

26. What process transforms magma into igneous rocks?
Cooling

27. What are Igneous rocks that are formed from lava called?
Extrusive Rocks

28. What are Igneous rocks that are formed from magma called?
Intrusive Rocks

29. Scientist also classify rocks according to their ____ and _____.
Color and Texture

30. What are the two types of luster?
Metallic and Non-metallic

31. What is the continual process of a rock changing from one form to another?
The Rock Cycle

32. What type of rock is granite?
Igneous

33. What type of rock is sandstone?
Sedimentary

34. What type of rock is quartzite?
Metamorphic

35. What factors change a rock into a metamorphic rock?
Heat and Pressure

36. Which kind of rock forms from magma that settles on the ocean floor?
Igneous