A disease that spreads quickly among many people
epidemic
A strong, spinning wind that destroys things in its path
tornado
A huge ocean wave caused by an earthquake under the sea
tsunami
A time when there is not enough food for people to eat
famine
Wet earth and rocks falling down a hill
mudslide
A lot of water covering land that is usually dry
flood
A long period without rain
drought
A large amount of snow and ice falling quickly down a mountain
avalanche
When hot lava, ash, and gas come out from a volcano
Volcanic eruption
The ground shakes suddenly because of movement under the Earth
Earthquake
A fire that spreads quickly in forests or woods
Forest fire