Frost action is a type of weathering where water actually seeps into cracks in the rock. The water freezes as the temperature drops. As water freezes it expands. This expansion creates a wedge inside the rock, encouraging is to crack and split apart.
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Frost Action- The mechanical weathering process caused by repeated freezing and thawing of water in pores, cracks, and other openings, usually at the surface. ... Jointing of bedrock by pressure release, thermal stress, frost action, and chemical weathering between glaciations allows rapid, effective erosion during glaciations.
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Weathering - Wikipedia, the free encyclopedia
Weathering is the decomposition of Earth's rocks, soils and minerals through direct contact with the planet's atmosphere. Weathering occurs in situ , or "with no movement", and thus should not be c...
en.wikipedia.org/wiki/Weathering
Frost action is a phenomena that occurs in the winter and early springtime in Northern climates. Practically all surface soils undergo some frost action, the magnitude of which is dependent upon the locally prevailing climate and precipitation.
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Freezing and thawing of moisture in materials and the resultant effects on these materials and on the structures of which they are a part or with which they are in contact. ... gélivation Source: Research Branch, 1976; Contact: Peter Schut ... Agriculture and Agri-Food Canada...
sis.agr.gc.ca/cansis/glossary/frost_action.html sis.agr.gc.ca/cansis/glossary/frost_action.html
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Frost action (in tables) ... ; Freezing and thawing of soil moisture. Frost action can damage roads, buildings and other structures, and plant roots.
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parvus.de (publications:) Beitrag zu GROUND FREEZING+FROST ACTION SOILS 2000 ... With a calculated average cooling energy of 263W per m freeze-pipe a capacity of 761kW resulted, which had been put into action by 2 x 465kW = 930kW aggregates (Figure 6). In general the closure of frozen soil cylinders around the freeze-pipes...
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Title : Ground ice and frost action in surficial materials, Slave Geological Province, northwestern Canadian Shield. Publication : Permafrost, Seventh International Conference, June 23-27, Yellowknife, Canada.
cgrg.geog.uvic.ca/abstracts/DredgeGroundGround1998.html cgrg.geog.uvic.ca/abstracts/DredgeGroundGround1998.html