9 weeks Flashcards
which lines run parallel to the equator
latitude
what percentage of earth is made up of water
70
the lithosphere consists of the earths what
land
the hydrosphere consists of what
water
how many inches do the plates move in a year
4 inches
how many miles is earth from the sun
93,000,000
what is the diameter of the earth
8000
earthquakes, volcanoes, and tsunamis are created by what
internal forces
what is made up of thick rick such as silicon, oxygen, and iron
mantle
which tropic is located a 23.5 degrees north
cancer
what are winds that blow in constant patterns
prevailing
which area on the equator is windless
doldrums
which direction do the ocean currents flow in southern Australia
counter-clockwise
what are the 5 themes of geography
location, place, region, movement, and human environment interaction
what is the highest place on earth
mt. everest
what is the lowest point of the earths surface
dead sea
what is the difference between a political and physical map
political- shows the boundaries
physical- shows physical features
what is the deepest part of the ocean
Mariana trench
list the 7 continents
Africa, NA, SA, Australia, Europe, Asia, Antarctica
list 5 oceans
arctic, pacific, atlantic, indian, and southern
what is midnight sun
the sun never sets for 6 months, opposite of the poles
what is the significant about an equinox
you get 12 hours in the day and 12 hours at night
what does “geographia” mean? Why do we study geography?
the word geographia is a greek word where we get geography from we study geography to get to know the earth
what is the hottest and lowest place in the US? how hot did it get here once setting the record
death valley
how far do the Rocky Mountains extend( and which state does it start and end with)
3,000 miles; new Mexico and Alaska
which state is first in natural gas reserves
texas
what are North America’s oldest mountain and the continents second largest mountain range?
Appalachian
why is new york citys manhattan island important
economic center
what percentage of the earths surface do the US and Canada cover
12%
which state is composed of volcanic mountaintops
hawaii
what is a major source of hydroelectric power for the US and Canda
Niagara falls
how tall is mt. mckinley and which range is it in?
20,320 and it is in the Alaska range
how were the great lake formed
glaciers
how does Canada’s weather affect the US?
it brings cold air to US
where is the majority of oil and natural gas reserves located on Canada
Alberta
what is the worlds largest island
greenland
list some of the deserts in North America
majave, death valley, great salt lake deserts, and Chihuahua
what is the name of the US epidemic during the 1930’s that destroyed many crops numerous agricultural problems
dust bowl
what is in greenwich england
prime meridian
