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rocks and weathering
question and answer
Question | Answer |
---|---|
some plants acids which result in________________ weathering. | chemical |
A rock that contains tiny connected spaces through which water can move is said to be____________________. | permeable |
One agent of chemical weathering is_________________ which combines with water to form carbonic acid | carbon dioxid |
The actions of animals most commonly can cause the type of weathering known as___________________________. | weathering |
rapid chemical weathering can be caused by____________________ which is rain combined with pollutants. | acid rain |
some plants produce acids that result in _______________ weathering. | chemical |
the factors that determine the rate of weathering are the type of __________ and _________________. | rock,climate |
acid rain causes very rapid _________________ weathering. | chemical |
the most important agent of chemical weathering is __________________. | water |
after chemical weathering the the chemical makeup of the weathered rock is ______________ than the original rock. | different |
freezing and thawing are an example of ______________ weathering. | mechanical |
the movement of rock particles by ice,wind,water,or gravity is called _______________. | erasion |
the rate of mechanical weathering is______________ in hot wet climates than in cold dry climates. | faster |
the gas that causes rock containing iron to oxidize is_____________. | oxygen |
the type of weathering that occurs due to release of pressure is _____________ weathering. | mechanical |
plant roots that force cracks in rocks farther apart are an agent of ________ weathering. | mechanical |
what has a rock probably been chemically weathered by if it contains iron and becomes soft crumbly and reddish brown in color | oxygen |
what may the growth of plant roots and animal activity result in | mechanical |
what is the agent of mechanical weathering called in which rock is worn away by the grinding action of other rock particles | hot |
what kind of weathering causes the mineral composition of rocks to change | chemical |
what type of climates causes weathering to happen rapidly | hot,wet |
what is ice wedging | water freezing in rock and breaking aport |
what is uniformitarianism | the same process that happened in the past is happen today |
why does a permeable rock weather easily | it has tiny airspaces that allows water to seep in the cracks |
what can scientists infer from the rounded shape of the Appalachian mountains | they have been weathering for many years |
describe how freezing and thawing of water causes mechanical weathering | freezing and thawing |
explains how oxygen causes chemical weathering | iron conjoins with oxygen and water to form chemical weathering |
predict how the city's climate will affect the weathering of the statue. give reasons for your prediction | the pollution and would make acid rain the fastest weathering occurs in hot and cold climates. |