Earth's Surface test 2

20 terms by megtana

Create a new folder

Advertisement Upgrade to remove ads

three layers of the Earth

crust,mantle,core

plates

continent-sized slabs in which the Earth's crust and upper mantle are broken into

3 ways plates can move together by

past each other, toward each other, away from each other

earthquake

a vibration or shaking of the Earth's crust

faults

where most earthquakes occur, which is where crust along which rock move

what causes an earthquake?

the sudden build up and release of energy in rocks

How do many earthquakes happen?

where plates are moving past each other

focus

the point where the movement of an earthquake first took place

epicenter

the point on the surface right above the focus

seismograph

an instrument that records earthquake waves

mercalli scale

measures the movement and the damage that the earthquake has caused

richter scale

measures the energy that is released during an earthquake

volcano

a mountain that forms when red-hot melted rock flows through a crack onto the earth's surface

magma

melted rock inside the Earth

lava

melted rock that reaches the Earth's surface

vent

a rocky opening in which magma flows onto the surface through to form volcanic mountains

why don't volcanic mountains look the same?

because each type of eruption forms a different type of mountain

shield volcanoes

large mountains with gentle slopes

cinder cone volcanoes

small volcanoes made up of hardened lava chunks and have steep sides

composite volcanoes

mediun sized mountains with steep peaks and gently sloping sides

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions above and try again

Example:

Reload the page to try again!

Reload

Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

NEW! Voice Recording

Create Set