Chapter 1 Test Flashcards
Lithosphere(crust)
shell of rock surrounding the Earth
Earths shape appears to be…
A perfect sphere but it’s true shape is an oblate spheroid
2 most abundant elements of the lithosphere
Oxygen and silicon
Hydrosphere
The liquid water supply on Earths surface
~Oceans,rivers,lakes and groundwater
2 most abundant elements of the hydrosphere
Hydrogen and oxygen
Atmosphere
shell of gases that surrounds the Earth
2 most abundant elements of the atmosphere
Nitrogen and oxygen
The 4 layers of the ATMOSPHERE
Troposphere
Stratosphere
Mesosphere
Thermosphere
The 3 properties illustrated..
1) temperature
2) pressure
3) water vapor
_____of the mass of the atmosphere is in the troposphere
99%
Latitude
Measures your angular distance form the equator
~North or South
~maximum latitude=90
Longitude
Measure angular distance from the prime meridian
~west or east
~maximum longitude=180
Polaris
North Star, it is located directly above the North axis
~Polaris does not move
~other stars move around Polaris
As your latitude decreases,
the altitude of Polaris decreases
Height of Polaris is _____ to the latitude of the observer
equal