A large amount of ice, snow, and rock falling quickly down the side of a mountain.
Avalanche
little pieces of ice
crystals
A sudden loud noise that comes from the sky during a storm
Thunder
A weather condition in which very small drops of water come together to form a thick cloud close to the land or sea, making it difficult to see.
Foggy
To say how the weather will most probably be in the near future
Forecast
When the area is filled with water ...
flood
Suitable
Appropriate
To show something and explain how it works
Demonstrate
A long period when there is very little or no rain is ...
Drought
Help or support
assistance
An important part of something
feature
When a liquid, such as water, changes into gas
evaporate
Very small drops of water
droplets