the sun/comets, asteroids, meteors
About this set
Created by:
Christiesmiles Plus on November 15, 2010
Subjects:
Log in to favorite or report as inappropriate.
Order by
20 terms
Terms | Definitions |
|---|---|
 Gases | Sun's composition is of these |
| Cooler | Sunspots are ______ than surrounding areas of the sun |
| Corona | "crown" or white halo surrounding the outsuide of the sun that is visible during eclipses.The hottest layer compared to chromosphere, photosphere, and lithosphere |
| Photosphere | The bright layer of the sun that is visible to us |
| The effect of solar storms on the earth depends on this | Where the earth is in its orbit around the sun |
| Intense solar wind from solar prominence cause this | disrupted TV and radio communications in North America |
| Radio communications | Solar storms release electrically charged particles that interfere with this |
| Prominence | reddish loops of gas, caused by same forces on sun that cause sunspots |
| Solar wind | a stream of electrically carged particles, enters upper levels of Earth's atmosphere and interrupts shortwave (microwave) radio transmission |
| Solar flares | when hydrogen gas explodes causing explosions on the sun's surface |
| Comet | also knows as dirty snowballs, they are made up of chunks of ice and dust. Comets have long narrow ellipses. |
| Parts of a comet | head (coma and nucleus), tail |
| asteroids | rocks in space that are too small to be called planets |
| asteriod belt | the orbits between mars and jupiter where most asteroids are found. |
| meteors | a chunk of ice and dust that enter earth's atmosphere |
| meteoroid | a chunk of ice and dust in space. |
| meteorites | a chunk of ice and dust that hit earth's surface |
| nuclear fusion | occurrs in the sun's core, this is where the sun's energy comes from. |
| chromosphere | middle layer of the sun, "color" sphere |
| photosphere | "light", inner layer of the sun |
First Time Here?
Welcome to Quizlet, a fun, free place to study. Try these flashcards, find others to study, or make your own.