Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Glossary unit1


Published on

Vocabulary Unit 1

Published in: Education
  • Be the first to comment

  • Be the first to like this

Glossary unit1

  1. 1. Artificial satellite  (noun): an object made by man which orbits the Earth.
  2. 2.  (noun): the imaginary line round which a body (e.g. a planet) rotates. The Earth axis is tilted (inclined to one side) Axis
  3. 3. Galaxy  (noun): a large grouping of stars and their planets.
  4. 4. Milky Way  (noun): our galaxy, the one which contains the Sun, Earth, etc.
  5. 5. Orbit  (noun): the elliptical path of a smaller celestial body around a larger one.  (verb): the movement of a smaller celestial body around a larger one. (e.g. a planet revolves around a star, and a satellite around a planet.)
  6. 6. Planet / Satellite  (noun): a celestial body orbiting a star.  (noun) : natural body or a man-made object that orbits a planet.
  7. 7. Star  (noun): a huge ball of very hot burning gas, such as the Sun.
  8. 8. Solar System  (noun): the Sun and the celstial bodies that orbit it, planets and their satellites.
  9. 9.  (noun): the process of making maps . Cartography
  10. 10.  (noun): a location and navigation system based on satellite information. Global Positioning System (GPS)
  11. 11. Map.  (noun): a flat representation of the Earth’s surface.
  12. 12. Map projections.  (noun): ways that cartographers represent the Earth on a map. Remember: when cartographers try to flatten the Earth for a map projection, distortions in terms of shape, distance, direction, or land area are inevitable.
  13. 13. Scale.  (noun): the relationship between teh real size of a particular area of the Earth and its size on a map.
  14. 14. Coordinates.  (noun): numbers used to give the exact location of a persona or place on the Earth.
  15. 15. Meridian.  (noun): an imaginary line that divides the Earth’s surface from pole to pole.
  16. 16. Greenwich Meridian Prime Meridian.  (noun): The meridian, at 0º longitude, that is the reference point for all other meridians. It divides the Earth into the Western and Eastern Hemispheres.
  17. 17. Longitude.  (noun): the distance between a place on the Earth’s surface and the Greenwich or Prime Meridian.
  18. 18. Parallel.  (noun): an imaginary line that encircles the Earth horizontally.
  19. 19. Equator.  (noun): the imaginary line that encircles the Earth horizontally and divides it into the Northen and Southern Hemispheres. It is the parallel at 0º latitude.
  20. 20. Latitude.  (noun): the distance between a place on the Earth’s surface and the Equator.
  21. 21.  (noun): one of two equal halves of a planet. Hemisphere.