the carrying away of broken pieces of rock and soil.
What is erosion?
100
rain causes erosion as the falling water picks up loose rock and carries it to other places, or water that runs downhill in rivers and streams erodes rock to form valleys.
What is running water?
200
when water, ice, wind, plants, and temperature changes the shape and size of the rock.
What is physical weathering?
200
water, wind, landslide, ice, and gravity
What is the five causes of erosion?
200
the cause of the wearing away of beaches and changing shape of the coastline.
What are waves?
300
The process of acid rain from falling water mixing with carbon dioxide to change the chemical make up of the rock.
What is chemical weathering?
300
from water running downhill and wearing away rock and soil
How do landforms change?
300
wears away rock and soil and carries chunks of rock a long distance.
What are moving glaciers?
400
when water freezes and expands in cracks of rocks and causes the rock to break.
How does ice cause weathering?
400
a form of erosion control that farmers use to stop water from carrying away soil.
What is terracing?
400
the settling down of rocks, sand, and plants.
What is deposition?
500
the roots break up sidewalks and rocks
How do plants cause weathering?
500
these stop waves from carrying away sand.
What is a barrier?
500
something that forms at the mouth of a river from deposition