1.
The gray powder that remains after something has burned
2.
A covering or layer of something
3.
A large, bowl-shaped hole in the ground
4.
Being in a state of rest or inactivity
5.
A valuable stone, such as a ruby or sapphire
6.
Hot liquid rock inside Earth
7.
Very big, impressive, or beautiful
9.
To shoot out with force
10.
To come out quickly and suddenly
11.
A smaller earthquake that occurs after the main one
12.
Something that happens as a result of a particular action or set of conditions
13.
Causing great harm or damage
14.
The act of moving something from its usual or regular place
15.
An unwelcome or unexpected break in a process or activity
16.
Able or likely to explode
17.
To produce or create something
18.
To observe or record in order to collect information
19.
A sudden event in nature that causes great damage, harm, or death
20.
A huge wave caused by an underwater earthquake or volcanic eruption
