Earth Learning Idea
Innovative, Earth-related teaching ideas
Showing posts with label
Earth energy/Natural Hazards
.
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Showing posts with label
Earth energy/Natural Hazards
.
Show all posts
Monday, 30 June 2014
Danger - quicksands!
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'Danger - quicksands! Why do some rocks give way when it rains hard?' This ELI investigates pore water pressure in a sediment an...
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