Busy. Please wait.
Log in using Clever

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever

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.
Your email address is only used to allow you to reset your password. See 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.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
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


Year 9 Geography

Magma molten rock in the earth's mantle
Epicentre where an earthquake originates/is focused
Lahar Indonesian word for mud-debris landslide that flows from volcanoes
Viscosity how thick or runny lava is, affects explosivity
Inner core centre of the earth, solid, made of iron and nickel
Focus point on the earth's surface directly above the epicentre
Plates large slabs of crust/rock which continually move and/or float on the mantle
Destructive plate boundaries A destructive plate boundary happens where an oceanic and continental plate move towards each other.
Convergent plate boundaries when the earth plates collide and the area is lost either by the shortening and crustal when the earth plates collide and the area is lost either by the shortening and crustal thickening or by the subduction of one plate beneath the other
Composite volcano Large, steep volcano built up of alternating layers of lava and ash or cinders
Dome volcano a roughly circular mound- shaped protrusion resulting from the slow extrusion of viscous lava from a volcano
Shield volcano a type of volcano usually built almost entirely of fluid lava flows.
Divergent plate boundaries places where the tectonic plates of the Earth are moving away from each other.
ash is blasted into the earth from a volcano
sulphur dioxide a gas which is blasted into the earth from a volcano
Created by: tescommonstacks



Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards