Lesson 1 Weathering/Soil
The idea that the same processes that occur today have also operated in the past is known as...
uniformitarianism
The process by which sediment is laid down in a new location is called...
Deposition
Meanders and oxbow lakes are both examples of landforms created by water...
Erosion (-)
The process by which a glacier picks up rocks as it moves over the land is called...
Plucking
Dark-colored organic material (ie. decaying plants and animals) in soil is known as...
Humus
The size and shape of sand dunes is determined by the ___ of the wind.
Direction
Deltas and alluvial fans are both examples of landforms created by water...
Deposition (+)
Glacial abrasion is an example of which type of weathering?
Mechanical
A rock that has become cracked where it has frozen and thawed over and over is an example of ___ weathering.
Mechanical Weathering
What are two types of landforms that are created as a result of wind erosion?
Loess Deposits
What is the process by which rivers form?
Rills-->Gullies-->Streams-->River
Seastacks and sea arches are examples of landforms created by wave...
Erosion
An underwater cave made from water that dissolved the soft limestone rock is an example of ___ weathering.
Chemical Weathering
The process by which particles scrape or rub against exposed rock is known as...
Abrasion
What landforms are created as a result of groundwater erosion? (Hint: Think of the video!)
Caves and Sinkholes
What types of landforms are created as a result of wave deposition?
Sandbars
Spits
Earthworms are decomposers because they help to ___ ___ the decayed material into nutrients for the soil.
break down
The process by which wind removes surface materials is known as...
Deflation
What types of landforms are created as a result of groundwater deposition (+)?
Stalagmites and Stalactites
How can you tell if a glacier has moved through an area?
It leaves behind gouges and scratches on Earth's surface.