1.Rock Cycle picture due Friday.
2.Notes Rock Cycle
Rock- Solid mixture, naturally occurring of more than 1 minerals and organic matter.
Process of rock forming- Rock Cycle: New rock forms from old rock. Recycling
Value of Rock- Humans used rock for tools building
Pyramids-limestone
Granite-building/counter tops
Geological process- weathering-water, wind, ice or heat break down a rock
Erosion-sediment moved from its source water, wind, gravity ice.
Deposition-sediments are deposited putting the sediments somewhere
Heat and Pressure- sedimentary rocks can go thru heat and pressure turn into a metamorphic rock
Uplift and rock cycle-many pathways for a rock to follow.
Rocks divided into 3 groups: Sedimentary, Igneous and Metamorphic
Texture-Size, shape and position of the grains that make up a rock- fine grained, medium grained
Composition-minerals a rock contains.
3. Answer questions page 35, 1-10.