Which is true about atoms? A. They are always made from other compounds.
B. They are always motionless.
C. They can combine to form other substances.
D. They cannot combine to form other
simbstances.

14,16 18 reacts with group

shield volcanos are angry and get mad over the smallest things so much that there heads erupt   pahoehoe and a'a lava. a composite volcano is the poller opposite of a shield volcano. its   peaceful thing and knows how to control its emotions.      

you did not give any options thus this is the best answer i can give to you with this little information you have given

> they are both natural and not man made

> they can be tracked and predicted by the right tools

-love shrooms