33 terms

English	Photos
revolution	An orbit around the sun and the solar system
solstice	An astronomical event that hppens teice each year as the sun's apparent position in the sky reaches its southernmost or northermost extremes
equinox	Happens twice a year, when the tilt of the Earth's axis is inclined neither away nor towards the sun
core	Center of the earth, made up of iron and nickel
mantle	Surrounds the core and has many layers, contains most of the world's magma or molten rock
crust	Thin layer of rock at the Earth's surface
atmosphere	Layer of gases surounding the earth, contains the oxygen we breathe, protects the earth from radiation and space debris and provides the medium for weather and climates
lithosphere	Solid rock portionn of the earth's surface. includes the crust and uppermost mantle, also forms the sea floor
hydrosphere	Made up of the water elements on the earth (i.e. rivers, ponds, etc)
biosphere	Formed from the atmosphere, lithosphere and hydrosphere, it is where plants and animals live
latitude	Set of imaginary lines that run parallel to the equator and that are usedd in locating place north or south
longitude	Set of imaginary lines that go around the earth over the pole, dividing it east to west
equator	Imaginary lines that encircles the globe, making northern and southern hemispheres
prime meridian	Dividing the globe into eastern and westen hemispheres
topography	The combined characteristics of landforms and their distribution of a region
physical map	Type of map: shows identifiable landmarks such as rivers, mountains, etc
contour map	Type of map: illustrated with contour lines
political map	Type of map: shows territorial borders
map scale	the ratio of a distance on a map to teh corresponding distance on the ground
map key	explanatory table of symbols used on a map
map symbols	used to represent real objects
compass rose	figure on a map used to display the orientation of the cardinal directions
cardinal directions	north, south, east, west
intermediate directions	NW, NE, SW, SE
atlas	a collection of maps
elevation	the height above a fixed reference point, often sea level
sea level	measure of the average height of the ocean surface, used as a standard in reckoning land elevation
earth's rotation	the rotation of the solid earth around its own axis
graphic organizer	visual representations of knowledge, concepts or ideas
bar graph	a graph or chart with rectangular bars with lengths proportional tot eh values they represent
line graph	a graph that compares two variables, each variable is plotted along an axis and line graphs have X and Y axis
pie graph	a graph that is divided into pieces, where each piece displays the size of a piece of information
pictograph	a graph that uses pictures or symbols to represent data

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