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


Ring of Fire area around the Pacific Ocean where a lot of volcanoes are found
volcano opening in Earth that erupts gases, ash, and lava
acid raid created from sulfuric gases from volcanos; kills animals and pollutes water
vent what magma flows out of
crater depression (low spot) around a vent
plates move together or apart to form volcanoes
divergent plate spread apart
convergent plate push together
hot spot created at boundary between mantle and core
# of volcanoes in Hawaii 5
Hawaiian volcanoes Mauna Koa, Kilawea, Mauna Loa, Kohala, Hualalai
explosive eruption trapped gas, water vapor, granitic or andesitic magma
quiet eruption basaltic magma
Pahoehoe lava runs down the side of a volcano
Aa lava stiff, slow moving lava
shield volcano quiet eruption with gently sloping sides
cinder cone volcano tephra falls to the ground; steep sides
tephra bits of rocks or solidified lava
composite volcano alternating layers of quiet lava and explosive tephra
batholith magma being forced upward that cools slowly and solidifies before reaching the surface
dike magma that hardens after filling a crack that cuts across rock layers
sill magma that hardens after filling a crack parallel to rock layers
volcanic neck formed when cone erodes away leaving solid igneous core
caldera large depression formed when the top of a volcano collapses
weathering wears down surface rock to expose igneous features
Created by: GarrisonWAHS