WED?
the peeling of layers of rock due to extreme temperature changes
What is weathering
A family of groundhogs dug a den under your shed and have been living there
Physical
this pulls down rocks and can help rocks break apart. Causes mudslides and landslides
What is gravity
What weathered and eroded the grand canyon?
What is a river
On a windy day, sand mounds at the beach were blown away to a new location
What is Erosion
Wind and rain abrade the side of rocks on a cliffside
What is physical
A type of physical weathering where plants grow through rock
What is root pry
What deposited the land that is now known as Cape Cod?
A glacier
A creek in town now has a new pile of rocks at the bottom that had not been their prior to a big storm
What is deposition
Rain soaks through the ground, creating a cave beneath it
What is chemical (This process is called carbonation)
the process of rocks wearing away due to being hit by solid particles being carried by wind or water
What is Abrasion
Name four agents of erosion?
Water, ice, wind, gravity
A river cutting through a valley as it transports sediments down stream
What is erosion
The faces on statues outside a church look distorted and discolored from years of being rained on
What is chemical
occurs when oxygen combines with another substance to create an entirely new substance
What is oxidation
particles of weathering and erosion that have been carried away. These can range from very fine sand to larger rocks
What are sediments
Sediment settling at the bottom of a lake
What is deposition
a plant/fungus that can produce an acid that dissolves minerals in certain rocks
What is chemical
This type of fungus/algae can dissolve minerals in rocks
What is Lichen
Name a factor that impacts the rate of weathering
-Composition of the rock (what material the rocks made of)
-Climate (weather conditions)
-Time of exposure
-Surface area (amount of the rock that is exposed)