Land areas evaporate less water than falls as precipitation. The return of water to the atmosphere from land is actually a combination of two processes: evaporation and transpiration.
Evaporation is the process by which water changes from a liquid state to a vapor state.
While transpiration is the process in which water is absorbed by plant roots, transported through the plant, and eventually released as water vapor through small openings called stomata on the plant's leaves.
Together, evaporation and transpiration form a process called evapotranspiration, which contributes to the water cycle and plays a crucial role in regulating Earth's climate and maintaining its ecosystems.
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What do stalactites and stalagmites look like?
Stalactites and stalagmites are mineral formations that are commonly found in caves. Stalactites are formed from the ceiling of the cave and appear as tapered, icicle-like structures hanging down.
Stalagmites are formed on the floor of the cave and appear as upward-growing mounds or columns. Together, stalactites and stalagmites can form pillars in caves. They are typically made of minerals such as calcite, aragonite, and gypsum, which are deposited over long periods of time by dripping water. They are often found in limestone caves and are created by the slow dripping of mineral-rich water. Over time, the accumulation of these minerals creates the unique formations that are commonly associated with underground caves.
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describe the series of processes involved in transforming an igneous rock into a sedimentary rock. please be sure to include all the processes and steps depicted on the diagram.
Process involved in transforming an igneous rock into a sedimentary rock.
Here are the steps:
1. Weathering: This is the first step, where the igneous rock is exposed to the elements, such as wind, water, and temperature changes, causing it to break down physically and chemically.
2. Erosion: After weathering, the smaller rock fragments and mineral particles are transported by natural agents like wind, water, or ice.
3. Deposition: The eroded rock fragments and mineral particles eventually settle out and accumulate in a new location, such as a riverbed, lakebed, or ocean floor. This process is called deposition.
4. Sedimentation: Over time, more and more layers of sediments accumulate, increasing the pressure on the lower layers. This process of sediment accumulation is called sedimentation.
5. Compaction: As the pressure on the sediments increases, the spaces between the particles are reduced, causing them to pack together tightly. This process is known as compaction.
6. Cementation: During compaction, dissolved minerals in the groundwater precipitate and act as a glue, binding the sediment particles together. This process is called cementation.
7. Lithification: Compaction and cementation together transform the loose sediment into a solid sedimentary rock. This process is known as lithification.
In summary, the transformation of an igneous rock into a sedimentary rock involves weathering, erosion, deposition, sedimentation, compaction, cementation, and lithification.
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Volcanism at divergent plate boundaries is most often associated with which magma type? What causes rocks to melt in these settings?
Volcanism at divergent plate boundaries is most often associated with basaltic magma. This type of magma is characterized by low viscosity and high fluidity, which allows it to flow easily to the surface and form lava flows.
The tectonic plates of the Earth migrate apart at divergent plate borders, leaving a void in the crust. This opening enables magma to fill the void by rising from the mantle.
A middle-ocean ridge is then formed as the magma solidifies and produces new crust. When magma interacts with seawater as it rises, it may result in explosive eruptions and the formation of hydrothermal vents.
In these conditions, decompression melting is the primary contributor to rock melting. The strain on the underlying mantle lessens when the plates separate.
The mantle rock partially melts and forms magma as a result of the pressure drop, which lowers the melting point of the rock. Then, as the magma rises to the surface, lava pours outward.
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In the United States, the most common type of coal is __________ and the largest producing state is __________.
A) sub-bituminous; Wyoming
B) sub-bituminous; Montana
C) anthracite; Pennsylvania
D) bituminous; Kentucky
E) bituminous; West Virginia
In the United States, the most common type of coal is sub-bituminous and the largest producing state is Wyoming. Therefore, the correct option is A.
Basically, the coal industry plays a significant role in the economy of Wyoming, accounting for a large portion of the state's modern economy.
The land in Wyoming is rich in coal deposits, and there is high demand for this resource both domestically and in international trade.
The state has adapted to the mining industry by establishing many coal mines that extract and dig for coal, which is then used for manufacturing purposes. For that reason, accounting for the money generated from coal mining and trade is an important part of the state's economy.
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Which of the following would not be a feature of coastal erosion?
a. Sea cave.
b. Baymouth barrier.
c. Sea stack.
d. Headland.
The feature that would not be a result of coastal erosion is Baymouth barrier. The correct option is b.
Coastal erosion refers to the process by which waves, currents, and other natural forces gradually remove and wear away the shoreline. A sea cave (a), sea stack (c), and headland (d) are all features created by coastal erosion.
Sea caves form when waves erode softer rock along the coastline, sea stacks are formed when erosion isolates a section of harder rock from the mainland, and headlands occur when softer rocks are eroded away, leaving a protruding section of harder rock.
On the other hand, a baymouth barrier is formed by sediment deposition and is typically associated with coastal deposition, not coastal erosion. Hence the correct option is b.
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the term urban sprawl describes the expansion of cities into rural areas. this phenomen has ccured around the world and has had economic, health, and environmental consequences
Yes, the term "urban sprawl" generally refers to the outward expansion of cities into previously rural or undeveloped areas, often resulting in low-density, automobile-dependent development patterns.
Urban sprawl has occurred in many regions around the world and has had a range of economic, health, and environmental consequences.
(a) Two causes of urban sprawl are population growth and the desire for larger living spaces. As populations increase, cities expand to accommodate more people, and as people become more affluent, they often seek larger homes with more land, which can only be found outside of cities in rural areas.
(b) Two human health effects associated with urban sprawl are increased air pollution and decreased physical activity. As more people move into suburban areas, there is an increase in traffic and emissions from cars, which can contribute to respiratory problems and other health issues.
Additionally, suburban areas often lack sidewalks and public transportation, making it difficult for residents to engage in physical activity and maintain a healthy lifestyle.
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