1. RELATIVE AGES OF ROCKS
Chapter 7-1

2. James Hutton

5. Uniformitarianism
states that process that are at work today are the same as the processes in Earth’s past

6. What are the three types of rocks?

7. Igneous

9. Metamorphic

11. Sedimentary

14. The physical and chemical breakdown of rocks into smaller pieces
Weathering
The physical and chemical breakdown of rocks into smaller pieces

15. Physical Weathering Chemical Weathering
breaks down the rock without changing the mineral (atomic) composition
Chemical Weathering
changes the mineral (atomic) composition

20. Physical and Chemical Weathering

21. Physical and Chemical Weathering

22. Sediments that move downhill to lower level where they come to rest.
Transportation
Sediments that move downhill to lower level where they come to rest.

23. What are the ways that sediments can move?

24. Different-sized pieces of rock
Clast
Different-sized pieces of rock

27. A B C

29. A B C

31. A B C

33. Deposition
Sediments being transported by water, wind, or a glacier slows down and deposits in low lying areas

35. process of changing sediment into rock
Lithification
process of changing sediment into rock

37. What are the four processes involved in the formation of sedimentary rock?

38. What is the Law of Superposition?

49. How would a scientist use the Law of Superposition to determine Relative Age?

50. What do these pictures tell you ?