Relative Dating
Presentation
•
Science
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8th Grade
•
Medium
•
NGSS
MS-ESS1-4
Standards-aligned
Meredith Soranno
Used 19+ times
FREE Resource
5 Slides • 1 Question
1
Relative Dating
2
Law of Superposition
The oldest rocks are on the bottom
The newest rocks are on the top
3
Law of Lateral Continuity
States that layers of sediment initially extend laterally in all directions
Layers may have be separated by a valley or other erosion feature but can be assumed to be originally continuous
4
5
Law of Cross-Cutting
Geologic feature which cuts another is the younger of the other features
6
Multiple Choice
Intrusion D is younger than layers B, C, and E according to
Relative Dating
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