TORNADOES
Document
Read and collect information to build up your mindmap and glossary.
Document 1 : What is an avalanche ?
Document 2 : Avalanches facts and information
Document 3 : Causes and effects
Document 4 : What causes avalanches ?
Watch the videos and collect information
Video 1 : Definition, cause
Video 2 : Definition, types, vocabulary
Video 3 : Go further : phenomenon
Video 4 : If you want to make an experiment
Video 5 : An example in the U.S.A.
