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.

Remove ads
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

8th Grade Science

Igneous Rocks

TermDefinition
rock cycle series of process in which rocks forms, changes from one type to another, is broken down or melted, and forms again by geologic process
igneous hot rocks/fire rocks
igneous rock defined by where they are formed: (Extrusive and Intrusive) and what they are made of:(Basaltic, Granitic, Andesitic)
Magma molten rock below the Earth's surface
lava molten rock above the Earth's surface
Intrusive Igneous Rock rocks formed from magma that cool slow and have large crystals Examples: Gabbro, Diorite, Granite
Extrusive Igneous Rock rocks formed from magma that cool fast and have small crystals Examples: Pumice, Obsidian, Basalt
basaltic an igneous rock that is high in Fe and Mg and low in SiO2 that is dark colored and high density. Found on the ocean floor and Hawaii
Granitic An Igneous rock that is high in SiO2 and low Fe and Mg that is light colored, low density, and found on the continents
Andesitic An igneous rock that is high in Fe and Mg, low in SiO2, that is grey colored, medium density, and found at the Pacific Rim
SiO Silicon Oxide
Fe Iron
Mg Magnesium
Created by: SSC