Formation of Sedimentary Rocks
Sediment: small pieces of rock that are moved and deposited by water, wind, glaciers, & gravity. -Range in size from huge boulders to microscopic particles.
Sedimentary Rocks: rocks formed from sediments that “glued” together by mineral growth.
1. Weathering Weathering: produces rock & mineral fragments known as sediment
Types of Weathering 1. Chemical Weathering: occurs when the minerals in a rock are dissolved or chemically changed
2. Physical Weathering: minerals remain chemically unchanged 2. Physical Weathering: minerals remain chemically unchanged. Rock fragments break off
Write your questions: Level 1 Level 2 Define compare Describe Contrast Identify Group List Sequence Name Explain Classify/Categorize Give the relationship Cause/Effect 2 “Level 1” Questions & 2 “Level 2” Questions
2. Erosion Erosion: The removal & transport of sediment 4 Agents of Erosion Wind Water Gravity Ice/Glaciers
3. Deposition Deposition: When transported sediments are deposited on the ground or sink to the bottom of a body of water
Water as an Agent of Erosion
Wind as an Agent of Erosion
Gravity as an Agent of Erosion
Ice as an Agent of Erosion
Write your questions: Level 1 Level 2 Define compare Describe Contrast Identify Group List Sequence Name Explain Classify/Categorize Give the relationship Cause/Effect 1 “Level 1” Questions & 1 “Level 2” Questions