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What controls the speed of a tsunami wave? - Earthlearningidea
EdieatHeleigh
5,359 views
Will the wave move faster or slower in deeper water? Find out by carrying out this Earthlearningidea activity. The topic provides a graphic link between the theory of wave ...
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Metamorphism - Earthlearningidea
EdieatHeleigh
597 views
This is an Earthlearningidea activity 'Metamorphism - that's Greek for change of shape isn't it?' The first part of the video shows how elongated clay minerals in a mudston...
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Groundwater pollution - Earthlearningidea
EdieatHeleigh
770 views
This Earthlearningidea shows how toxic waste buried at any depth in permeable rocks will pollute the underground water.
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Coral atoll - Earthlearningidea
EdieatHeleigh
520 views
This Earthlearningidea demonstrates how Darwin discovered the origins of coral atolls. The coral grows around a volcanic island and then keeps growing up as the volcano sub...
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Atmosphere and Ocean in a tank - Earthlearningidea
EdieatHeleigh
1,716 views
This is an Earthlearningidea activity (a search engine will find the website). High flow, low flow?: atmosphere and ocean in a tank - hot, cold and particle-filled density ...
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Blow up your own volcano - Earthlearningidea
EdieatHeleigh
538 views
This is a short video clip for an Earthlearningidea activity. It demonstrates how gases blast out material in volcanic eruptions.
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Rock, rattle and roll - Earthlearningidea
EdieatHeleigh
457 views
This activity tests three different rock types to see how they stand up to erosion. Granite is the most resistant and the sandstone the least reistant.
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A valley in 30 seconds - Earthlearningidea
EdieatHeleigh
9,085 views
This activity models how tensional forces can cause fractures in rocks, sometimes creating rift valleys
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Symmetrical ripple marks in a tank - Earthlearningidea
EdieatHeleigh
1,464 views
Earthlearningidea - Ripple marks in sand can indicate flow conditions produced by waves. A two-way (oscillating) current of water creates symmetrical ripple marks in sand.
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Asymmetric ripple marks in a washbowl - Earthlearningidea
EdieatHeleigh
1,521 views
This Earthlearningidea activity demonstrates how to create asymmetrical ripple marks in a circular bowl. It demonstrates that these sedimentary structures are formed by a u...
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