Chapter 2 Flashcards
Large areas of flat/ gently rolling land. No higher than 1000 feet.
Plains
What are two types of plains
Coastal
Inland
Another name for inland plains is
High plains
Plains are found on all continents except
Antarctica
Large areas of flat land that rise 1500 ft and have at least 1 steep side
Plateau
What is another name for plateau
Tablelands
This land forms makes up 45% of the earth’s surface
Plateaus
What is the highest plateau in the world
Plateau of Tibet
10-15000 ft
Plateaus make up ___% of the earth’s surface
45
Landforms with steep slopes and a peak or summit. At least 2000 ft high
Mountains
What is another name for mountains
Highlands
Mountains cover ___ of the earth’s surface
1/5
What is the highest mountain chain in the world
Himalayas
What is the highest peak in the world
Mt. Everest
29035 ft
What are the four types of mountains
Volcanic
Dome
Fault block
Folded
Earth’s tectonic plates are pushed together in roller coaster like waves
Folded mountains
What is the most common type of mountain
Folded mountains
What are examples of folded mountains
Appalachians
Ural Mountains
Alps
Himalayas
Earth’s crust is heaved or pushed upwards without folding or splitting
Dome mountains
What are examples of dome mountains
Black hills
Adirondacks
Earth’s crust breaks along a fault line. Layers of the earth’s crust are moved upwards from pressure of tectonic plates
Fault block mountain
Steep on one side and sloping on the other
Fault block mountains
Examples of fault block mountains
Sierra Nevadas
Grand Tetons
How were the Rocky Mountains formed
By folding and faulting
Earth’s crust breaks apart and very hot molten material flows out
Volcano
What is that largest active volcano
Mauna Loa
A area of low land that lies between hills or mountains
Valley
Deep, narrow valley formed by steep sides of mountains or hills
Canyon
Piece of land extending from a continent and surrounded by water on 3 sides
Peninsula
Piece of land completely surrounded by water
Island
When the ___ sticks up above the ocean, an __ is formed
Mid Oceanic ridge; island
A group of islands
Archipelago
Area of low lying land formed by soil deposited at the mouth of a river
Delta
Changing the shape of rocks though breakage or chemical change
Weathering
Describe mechanical weathering
Water gets between rocks, freezes and expands causing the rocks to crack. Also known as frost wedging
Describe chemical weathering
Chemical in the air or water combine to cause rocks to change
Acid rain
What is the most powerful force of erosion
Water
Wearing away of the earth’s surface though wind, water, and rain
Weathering
What are the two types of glaciers
Mountain
Sheet
Describe mountain glaciers
Smaller than sheet glaciers
Create sharp peaks and u-shaped valleys
Describe sheet glaciers
Cover large areas
What percentage of the earth is glaciated
10%
What are the three types of plate boundaries
Divergent boundary
Convergent boundary
Transform bounding
Tectonic plates move away from each other. Also known as sea floor spreading
Divergent boundary
Plates crashing into each other
Convergent boundary
Plates are sliding past each other along fault lines
Transform bounding
True or false: most plate boundaries are under the ocean floor
True
What is an example of a fault system
San Andreas fault system
What are the five types of soil
Lateritic Podzolic Chernozem Desert Cold land soil
Describe lateritic
Reddish yellow
Rain forest soil
Hot temps and lots of rain
Lots of humus
Describe podzolic
Deep forest regions
Cool temps
Little humus
Describe chernozem
Prairie soil (found in prairie and grassland)
Lots of humus
Fertile
Black
Describe desert
Little humus
Can be fertile is irrigated (not the case bc of little rain fall)
Describe cold land soil
Cold temps all year
Ground is always frozen - permafrost
__ of the earth is covered in permafrost
1/5
What is the largest ocean
Pacific
__ of the earth is ocean
1/3
Where is the pacific oceans deepest point
Near Guam in the Marianas trench
What is the deepest part of the Atlantic Ocean
Puerto Rico
What is the deepest point in the Indian Ocean
Java
What is the smallest ocean? And where is its deepest point?
Arctic Ocean
Eurasian Basin
A large body of salt water that is surrounded by land except for a narrow passage into an ocean
Sea
How many high and low tides does the ocean experience per day
2 high
2 low
Rivers formed by smaller streams
Tributaries
A large body of fresh water surrounded by land
Lake
Point at which a river begins
Source
Where the river empties into an ocean or another body of water
Mouth
All continents except __ have rivers
Antarctica
Plant and animal community that covers a large area
Biome
What are the 5 basic biomes
Forest Savanna Temperate grassland Desert Tundra
The rain forest covers __% of the earth’s surface
6
What are the 4 major landforms
Plains
Plateaus
Hills
Mountains