Unit 1

3. / The ratio of the mass of a substance to its volume
5. / Is a group of parts that work together as a whole
8. core / A dense sphere of solid iron and nickel que center of earth
9. / continuous physical force exerted on or against an object by something in contact with it.
11. / A rigid layer made up of the uppermost part of the mantle and the crust
15. / The layer of hot,solid material between Earth’s crust and core
17. / is the outermost layer of the earth
19. / The soft layer of the mantle
21. / Usually light-colored igneous rock that is found in continental crust

1. / A dark,dense,igneous rock with a fine texture,found in oceanic crust
2. / The densest part of the earth that includes crust mantle outer core and inner core
4. / The part of earth that contains living organisms
6. wave / An elastic wave in the earth produced by an earthquake or other means
7. / Is the ability to do work
10. force / Any natural process that builds up Earth's surface
12. / The transfer of thermal energy from one particle of matter to another
13. / Contains all of earth's water
14. force / The process by which rock is broken down
16. / Is the relatively thin envelope of gases that forms Earth's outermost layer
17. / The transfer of thermal energy by movement of a fluid
18. / The transfer of energy by electromagnetic waves
20. Core / A layer of molten iron and nickel that surrounds the inner core of Earth