Vocab
Characteristics of a material that is full of tiny, connected air spaces that water can seep through.
What is permeable?
Process that splits rock when water seeps into cracks, then freezes and expands.
What is ice wedging
The process that breaks down rock through chemical changes.
What is chemical weathering?
The grinding away of rock by other rock particles carried in water, ice, or wind.
What is abrasion?
The type of weathering in which rock is physically broken into smaller pieces.
What is mechanical weathering?
Rock heats/cools over time -> cracks rock
What is Heating & Cooling
The process by which water, ice, wind, or gravity moves weathered rock and soil.
What is Erosion
Roots/plants enter cracks of rocks -> roots grow/expand cracks
Iron combines w/ oxy. In presence of water → called oxidation or rust -> rust = crumbly/soft rocks
What is oxygen?
The chemical and physical processes that break down rock at Earth's surface.
Dissolves in rainwater/water then sinks through air pockets in soil- weak acid
What is carbon dioxide
Jeopardy
What is Jeopardy