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Chapter 1
6th grade Earth Science
Question | Answer |
---|---|
system | an organized group of parts that work together to form a whole |
system | Earth, terrarium |
atmosphere | the mixture of gases and particles that surrounds and protects the surface of the Earth. |
hydrosphere | made up of all the water on Earth in oceans, lakes, glaciers, rivers, and streams and underground |
biosphere | includes all llife on Earth, in the air, on the land, and in the waters |
geosphere | includes all featrues on Earth's surface-the continents, islands, and sea floor- and everything below the surface |
relief map | shows how high or low each feature is on Earth |
map scale | relates to distances on a map to actual distances on Earth's surface |
map legend | key |
map legend | a chart that explains the meaning of each symbol used on a map |
latitude | a distance in degrees north or south of the equator |
equator | 0 degrees latitude |
prime meridian | an imaginary line that stretches from the North Pole through Greenwich, England, to the South Pole |
prime meridian | what longitude is based on |
longitude | distance in degrees east or west of the prime meridian |
longitude | beginning at the prime meridian, _____ lines are labeled east to west. |
projection | a way of representing Earth's curved surface on a flat map |
cylindrical projection | projection that shows earth as if the map were a large cylinder wrapped aroudn the planet |
GPS | network of satellites that are used to find the latitude, longitude, and elevation above sea level |
conic projection | projection based on the shape of a cone |
planar projection | projection developed to help people find the shortest distance between two points |
topography | the shape or features of the land |
topographic maps | the types of drawings Pitti used to do for a living |
contour lines | wiggly lines on the map |
contour lines | lines on a map that show elevation, slope, and relief |
elevation | how high above sea level a place is |
slope | how steep a landform is |
relief | difference between an areas high and low points |
contour interval | difference in elevation from one contour line to the next |
index contour lines | mark elevations |
energy | the ability to do work or to cause a change |
matter | anything that has mass or volume |
planet | a spherical body, larger than a comet or asteroid, that orbits the Sun, or a similar body that orbits a different star |
satellite | an object that orbits a more massive object |
remote sensing | the use of scientific equipment to gather information about something from a distance |
remote sensing | use of binoculars is an example |
sensor | a mechanical or electrical device that receives and responds to a signal, such as light |
sensor | collects infrmation abou the different types of energy coming from the Earth's surface |
false color image | one way scientists study changes of the Earth's surface |
false color image | one way foresters can locate and track fires |
geographic information systems | computer systems that store and arrange geographic data and display data in many different types of maps |
geographic information systems | one way city planners, scientists, and engineers use this instrument to make decisions about terrain, population, roadways, best sites, etc. |
hydro | water |
wind, rain | ways the atmospher shapes the earth's surface |