Oxygen, carbon dioxide and air are examples of
gases
To become active and expell lava.
erupt
A line or lines that appear when a rock or something very hard breaks.
crack
To turn a solid into a liquid
melt
To place a layer of something on top of something else
cover
When you burn something organic you get
ash
A volcano that hasn't erupted in a long time, and it will not erupt in the near future.
Extinct
How do you call a volcano when it is erupting?
active
Very hot water in gas form
steam
To give caloric energy to something
heat
A volcano that has no activity at the moment
dormant
Not showing or feeling nervousness
Calm
How do you call rock after it melts?
molten rock
To burst or shatter quickly and violently
explode
When somebody is not sleeping, it is: _____________
awake
To bring something into existance
create
The interior of something
inside
Something that extends downward from the surface. Ex: It is a very______ lake!
deep
The uppermost layer of something
surface
The opposite of thin
thick