history terms 2 Flashcards
Distortion
Loss of accuracy
Scale
Relative size
Graphic information system
Computer-based systems that provide information about locations
Projection
A way to map Earth on a flat surface
Compass rose
A diagram of a compass showing
Key
The section of a map that explains the symbols and colors on the map
Orbit
The path one body makes as it circles around another
Revolution
Circular motion
Axis
An imaginary line through Earth between north and south poles, around which Earth turns
Rotation
A complete turn
Core
The sphere of very hot metal at the center of earth
Mantle
The thick layer around earths core
Crust
The thin rocky layer on earths surface
Magma
Soft nearly molten rock
Plate
A huge block of earths crust
Weathering
A process that breaks rock down into small pieces
Erosion
The removal of small pieces or rock by water,ice and wind
Inner core
Soild metal
Outer core
Liquified metal
Mantal
Rocky and thick
Soft and hot
Surrounds core
Crust
Rocky and thin
Floats atop mantle
Weather
The condition of the air and sky from day to day
Precipitation
Water that falls to the ground as rain,sleet,hail or snow
Temperature
Hot hot or cold the air is
