Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
6 Cards in this Set
- Front
- Back
|
atmosphere |
the envelope of gases surrounding the earth or another planet. "part of the sun's energy is absorbed by the earth's atmosphere |
|
|
aurora |
a natural electrical phenomenon characterized by the appearance of streamers of reddish or greenish light in the sky, usually near the northern or southern magnetic pole |
|
|
biosphere |
the regions of the surface, atmosphere, and hydrosphere of the earth (or analogous parts of other planets) occupied by living organisms |
|
|
hydrosphere |
all the waters on the earth's surface, such as lakes and seas, and sometimes including water over the earth's surface, such as clouds. |
|
|
lithosphere |
the rigid outer part of the earth, consisting of the crust and upper mantle, about 100km in depth, and including the entire ocean floor |
|
|
magnetosphere |
the region surrounding the earth in which its magnetic field deflects solar wind and other particles |
