World Geography Ch.2
About this set
Created by:
mschnebelen on September 13, 2012
Log in to favorite or report as inappropriate.
Order by
16 terms
Terms | Definitions |
|---|---|
 solar system | the sun and the group of bodies that revolve around it |
| planets | major bodies that orbit a star |
| moons | smaller objects that orbits a larger body |
| satellite | a body that orbits a larger body |
| solar energy | energy from the sun, which reaches earth as light and heat |
| rotation | one complete spin of earth on its axis |
| revolution | one elliptical orbit of earth around the sun |
| tropics | warm, low - latitude areas near the equator |
| polar regions | high latitude-cold regions around the North & South poles |
| solstice | the time that Earth's poles point at their greatest angle toward or away from the sun |
| equinox | the time when both of earth's poles are at a 90 degree angle from the sun and the sun's direct rays strike the equator |
| atmosphere | the envelope of gases that surrounds a planet like Earth |
| lithosphere | solid crust of Earth |
| hydrosphere | Earth's water in all of its forms |
| biosphere | the part of Earth that includes all life forms |
| environment | combination of Earth's four spheres, including all of the biological, chemical, and physical conditions that affect life |
First Time Here?
Welcome to Quizlet, a fun, free place to study. Try these flashcards, find others to study, or make your own.