Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


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
Know
remaining cards
Save
0:01
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:
Retries:
restart all cards
share
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

Planets and More

Planets, Comets, Meteors, Asteroids

QuestionAnswer
like a large dirty snowball comet
rock made of similar material that formed the planets asteroid
made of dust and rock that burn up in the Earth's atmosphere meteor
smaller pieces of rock broken from this become meteoroids comet
most are located between orbits of Mars and Jupiter asteroids (Asteroid Belt)
often has a tail comet
a "falling star" meteor
orbits the sun planets, asteroids, comets
sequence that describes a space rock that falls to Earth's surface meteoroid, meteor, meteorite
order of the planets starting closest to the sun Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
number of planets 8
direction that planets, sun, stars, and moon appear to move They appear to rise in the East and set in the West.
what the inner planets are made of mostly rock
what the outer planets are made of mostly gas
Are the inner planets or the outer planets more dense? The inner planets are more dense because they are more tightly packed (solid).
Earth is very different from the other planets because it has the most ____________. liquid water
Which planets are smaller than the Earth? Mercury, Venus, Mars
inner planets Mercury, Venus, Earth, Mars
outer planets Jupiter, Saturn, Uranus, Neptune
largest planet and a gas giant Jupiter
planet that is almost the same size as Earth (even though this planet is a little bit smaller than Earth) Venus
a space rock that is still in space meteoroid
a meteoroid that burns up in the earth's atmosphere meteor
a meteoroid that doesn't burn up in the earth's atmosphere and ends up hitting the earth's surface meteorite
Created by: Nisey1996