Chapter 1-2 Terms Flashcards
GIS
Geographic information system- computer technology
Geography
study of Earth’s surface
Absolute location
Location of a place on earth- address, coordinates
Hemisphere
A Half of the earth
Relative location
a locations relation
Character of a place
what a place’s geography is like
Perception
viewpoint based on culture and experiences
Formal Region
a region with certain characteristics
Functional region
central place- surrounding places affected by it
Perceptual Region
defined by people’s feelings
Core
innermost layer
Mantle
layer surrounding core
Crust
after mantle- “thin”
Lithosphere
All soil, rock, ground
Atmosphere
above Earth
Hydrosphere
water
Biosphere
world of plants, living stuff
Continent
large landmass in oceans
Relief
difference in elevation
Plate Tectonics
Large slabs of rock
Continental drift theory
continents slowly shift positions
Ring of fire
ring of volcanic mountains
Weathering
ways rocks are broken down
Mechanical weathering
weathering due to rain, wind, and tree roots
Chemical Weathering
Rock change-mostly in caves
Acid Rain
polluted rain- destroys forests
Erosion
gravel moved by wind, water, and glaciers
Sediment
Sand carried by wind and water
Loess
Dirt- gets blown around
Glacier
huge slow-moving mass of snow
Moraine
a ridge mass of rock clay carried and deposited by glaciers
Weather
condition of the atmosphere over a short period of time
Climate
weather patterns over a long period of time
Rotation
how Earth spins around on the axis
Revolution
complete orbit around the sun
Solstice
the sun appears directly overhead the tropics of Capricorn and Cancer
Equinox
sun, at noon, appears directly overhead the equator
Precipitation
All forms of water that fall on the Earth’s surface
Front
2 air masses of different temperatures meet
Continental climate
have a snowy winter, and a hot summer- really hot, super cold
Ecosystem
formed by plant life, animal life, and the environment they live in
Biome
certain type of ecosystem
Deciduous
tree that sheds leaves, changes colors
Coniferous
a tree that does not shed with seasons
Chaparral
type of forest with small evergreens and low shrubs and bushes
Savanna
tropical grassland, scattered trees
Herbivore
plant-eating animal
Carnivore
meat-eating animal
Praire
grassland, a variety of grassland
Tundra
temperature is always cold, only certain plants grow
Permafrost
permanently frozen solid