Many natural rock formations change color over time. In Utah, for example, iron oxidized and formed red, orange, and yellow rock. Which of the following is the cause of this change?

OPTIONS:
- chemical weathering
- mechanical weathering
- water erosion
- wind erosion
chemical weathering
Många naturliga bergformationer ändrar färg över tid. I till exempel Utah oxiderades järn och bildade röd, orange och gul bergart. Vilken av följande är orsaken till denna förändring? ALTERNATIV: - kemisk vittring - mekanisk vittring - vattenerosion - vinderosion
Many natural rock formations change color over time. In Utah, for example, iron was oxidized and formed red, orange, and yellow rocks. Which of the following is the cause of this change? ALTERNATIVE: - chemical weathering - mechanical weathering - water erosion - wind erosion
kemisk vittring
chemical weathering