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Chemical Weathering Answer on looseleaf. Read “Chemical Weathering” from P. 109 to 114 in the textbook (P. 207 to 214 in the Canadian textbook) 1) Read Article 5.1 (Acid Rain) on P. 112 of the textbook (P. 213 of the Canadian textbook) and make notes. 2) Explain the main differences between chemical and mechanical weathering. Are there any similarities? What are the main differences? 3) Physical disintegration of rock into smaller pieces is called: a. Chemical weathering b. Transportation c. deposition d. mechanical weathering 4) The decomposition of rock from exposure to water and atmospheric gases is called: a. Chemical weathering b. Transportation c. deposition d. mechanical weathering 5) Which is not a type of mechanical weathering? a. Frost wedging b. Frost heaving c. pressure release d. oxidation 6) The single most effective agent of chemical weathering at Earth’s surface is a. Carbonic acid (H2CO3) b. Carbon dioxide (CO2) c. water (H2O) d. hydrochloric acid (HCl) 7) The most common end product of the chemical weathering of feldspar is: a. Clay minerals b. Pyroxene c. amphibole d. calcite 8) Match the appropriate type of weather (by indicating the number) to the examples below: 1. 2. 3. 4. 5. 6. 7. a. b. c. d. e. f. g. h. i. j. hydrolysis biological activity oxidation pressure‐wedging frost wedging acid dissolution thermal expansion/contraction _____ rockfall in the Rocky Mountains is more common in the spring than at any other time of year _____ production of exfoliation domes _____ rusting to produce hermatite _____ production of clay minerals _____ dissolving of gypsum _____ disintegration of the writing on a marble tombstone _____ a pothole _____ limestone cave _____ cracking of a rock during a forest fire _____ plant roots