Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Science 8.1


Artificial satellites Satellites placed into orbit by humans
Asteroid an irregular rocky object in orbit around the Sun between the orbits of Mars and Jupiter
Asteroid Belt a group of rocks that orbit the Sun in a band between Mars and Jupiter
Comet a ball of ice, dust and rock that orbits the Sun in a highly elliptical orbit
Gas giants the large planets of the outer solar system: Jupiter, Saturn, Uranus, Neptune
Meteor a meteoroid that enters Earth's atmosphere, usually creating a bright streak across the sky as it burns up; a shooting star
Meteorite a meteor big enough for par of it to hit the ground
Meteoroid a small particle or body of rock that orbits the Sun near Earth's orbit
Milky Way the galaxy in which the solar system is located
Phases different shapes of the Moon as seen from Earth
Solar system the Sun and all the planets, satellites, asteroids, comets and other bodies revolving around it
Terrestrial Earth-like, rocky. The terrestrial planets are Mercury, Venus, Earth and Mars
Created by: Christian.Donato