Grand Canyon is an example of a what type of force?
Destructive force-made by carving through the rock.
100
________ rocks are formed through the process of lithification.
Sedimentary rocks
100
2 examples of sedimentary rock
Limestone, sandstone, shale
200
Give an example of chemical weathering
answers vary
200
What formed the Grand Canyon?
The Colorado River
200
A constructive force does what?
Adds rock/land to the earth
200
Deposition, compaction, and cementation
Process of lithification
200
Example of a constructive force
Hawaiian islands
300
Give an example of mechanical weathering
answers vary
300
How did the Colorado River form the Grand Canyon?
The water from the river eroded the rock and carved the canyon
300
A destructive force does what?
Breaks or takes away land
300
Metamorphic rocks are formed
through heat and pressure
300
The oldest layer of rock will always be the ______layer and the youngest will always be the _______.
bottom, top
400
What is the difference between mechanical and chemical weathering?
Mechanical is more of a physical change where chemical changes the chemical composition to break down the rock
400
________ is the wearing away of soil and rock by weathering, mass movement, and action of streams, glaciers, waves, and wind.
Erosion
400
2 examples of constructive forces
Volcanic eruptions and deposition
400
Rocks formed from cooled magma
Igneous rocks
400
What are 2 ways sediments can be transported?
water, wind, ice
500
Oxidation is the process of breaking down rock by adding oxygen molecules. What type of weathering would this be?
Chemical
500
Erosion is different from weathering how?
Erosion picks up the sediments and moves them by way of ice, water, or wind. Weathering is the process where rocks are worn away or broken down into smaller pieces by wind, water, plants, etc.
500
2 examples of destructive forces
Rivers and earthquakes
500
Give 2 similarities and 1 difference between a delta and a basin.
similarities: low lying area, collect sediments
difference: basin has no outlet, delta has an outlet
500
Clay and silt sediment form what type of sedimentary rock?