peoples houses, cars, pillows, and other buildings get messed up by getting covered with ash
You die!
Lots and lots of burning.
earthquakes, floods, avalanche, volcanoes, hurricane, landslide all of them will effect people, people lose their homes their loose their animals pets precious things to them and people get hurt so it really does affect people.
cause and effect patterns
people can get killed by volcanoes because if the lava hit you you'd burn to death because its so hot.
You die!
People in volcanoes may die and will lose their homes/land when the Volcano erupts.
Lots and lots of burning.
They kill people
People study vulcanology because they have a great interest in volcanoes. They like to find out and research about volcanoes and the structure and effect it may have on the world in the future.
badly
there is none
Volcanoes mostly erupt in the sea to make islands or big massesof land,
They don't the earth makes volcanoes
good for growing crops
secrete
Yes. Many people live next to volcanoes.