A lot of snow quickly moving down a mountain.
Avalanche
When someone or something is extremely hungry and doesn't get enough food to live.
Starvation
Very light and fluffy snow with not much water in it.
Powder snow
When the Earth's surface shakes because of movements happening deep within.
Earthquakes
The calm center of a big storm, surrounded by strong winds and rain.
Eye of the storm
Hot, melted rock below the Earth's surface that comes out during a volcanic event.
Lava
A spinning column of air that comes down from a storm cloud to the ground.
Tornado
Tightly packed, dense snow. It can be used to build snowpeople
Snowpack
Large cracks on the Earth's surface where earthquakes often occur due to the movement of pieces under the ground.
Fault lines
Describing a place that is very dry and gets very little rainfall.
Arid
A large, destructive fire that spreads over a forest
Forest fire
Rocks suddenly falling down a steep hill or cliff.
Rockfall
The special point on the Earth's surface directly over where an earthquake begins.
Epicenter
Using water as needed, and avoiding wasting it
Water conservation
A quick downhill movement of a mixture of water, rock, and soil.
Mudslide
The amount of food that comes from a field or garden.
Crop yield
When wind and water slowly wear away the ground over time.
Erosion