INVOLVES 4 BIG items: –______________ –______________________ –________ –____________________

INVOLVES 4 BIG items: –Rain Water –______________________ –________ –____________________

INVOLVES 4 BIG items: –Rain Water –Carbon Dioxide----CO2 –________ –____________________

INVOLVES 4 BIG items: –Rain Water –Carbon Dioxide----CO2 –Oxygen –____________________

INVOLVES 4 BIG items: –Rain Water –Carbon Dioxide----CO2 –Oxygen –Acids of plant decay

Reaction of ______ with other substances Feldspar to ______ (Kaolinite)

Reaction of water with other substances Feldspar to ______ (Kaolinite)

Reaction of water with other substances Feldspar to Clay (Kaolinite)

________ reacting with other substances Makes _____

Oxygen reacting with other substances Makes _____

Oxygen reacting with other substances Makes rust

Dissolved ________________ Attacks ____________ buildings and statues _______________ combine with water

Dissolved CO2 in water Attacks ____________ buildings and statues _______________ combine with water

Dissolved CO2 in water Attacks limestone buildings and statues _______________ combine with water

Dissolved CO2 in water Attacks limestone buildings and statues CO2 and sulfur combine with water

Weathering takes place at a faster rate in __________________ than in cool climates. Chemical reactions are more active at ________ temperatures. ________ minerals weather faster than _________ minerals Quartz - _______ Calcite – _______

Weathering takes place at a faster rate in warm climates than in cool climates. Chemical reactions are more active at ________ temperatures. ________ minerals weather faster than _________ minerals Quartz - _______ Calcite – _______

Weathering takes place at a faster rate in warm climates than in cool climates. Chemical reactions are more active at higher temperatures. ________ minerals weather faster than _________ minerals Quartz - _______ Calcite – _______

Weathering takes place at a faster rate in warm climates than in cool climates. Chemical reactions are more active at higher temperatures. Softer minerals weather faster than _________ minerals Quartz - _______ Calcite – _______

Weathering takes place at a faster rate in warm climates than in cool climates. Chemical reactions are more active at higher temperatures. Softer minerals weather faster than harder minerals Quartz - _______ Calcite – _______

Weathering takes place at a faster rate in warm climates than in cool climates. Chemical reactions are more active at higher temperatures. Softer minerals weather faster than harder minerals Quartz - Slow Calcite – _______

Weathering takes place at a faster rate in warm climates than in cool climates. Chemical reactions are more active at higher temperatures. Softer minerals weather faster than harder minerals Quartz - Slow Calcite – Fast

The rate of weathering is what makes cliffs have __________ appearances.

The rate of weathering is what makes cliffs have stepped appearances.