Magma caused by water lowering the melting temperature of rock is typically associated with subduction zones.
Subduction zones occur at convergent plate boundaries where one tectonic plate is forced beneath another plate. As the subducting plate descends into the mantle, it heats up and releases water and other volatiles that are trapped within the rock. The water and other volatiles rise into the overlying mantle wedge, which causes the melting temperature of the rock to decrease. This process, known as flux melting, can result in the formation of magma that can rise to the surface and form volcanoes. The volcanoes that form at subduction zones are often characterized by explosive eruptions due to the high silica content of the magma. Examples of subduction zone volcanoes include Mount St. Helens in the United States and Mount Fuji in Japan.
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Some constellations are more prominent in the night sky of North Carolina in winter, while other constellations are more prominent in the night sky in summer. Which best explains why this occurs?
because of the Earth's rotation on its axis
because of the stars revolving around the Earth
because of the Earth revolving around the sun
because of the change in the barycenter of the Earth
The Earth's rotation around the Sun is the most likely cause of why some constellations in North Carolina's night sky are more conspicuous in the winter and other constellations are more conspicuous in the summer.
The Earth's position in relation to the sky's constellations shifts as it revolves around the Sun. The night sky changes throughout the year as a result, making many constellations visible at various times. As an illustration, the Earth's orbital position in North Carolina causes constellations like Orion and Taurus to be more conspicuous in the night sky during the winter, while Scorpius and Sagittarius are more noticeable during the summer. Constellations appear to move across the sky at different times throughout the night due to the Earth's rotation on its axis, which also affects visibility of these objects.
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what happened to the arctic ocean during the past 40 years?(1 point) responses it has become warmer. it has become warmer. it has gained more sea ice. it has gained more sea ice. it has grown smaller. it has grown smaller. it has become less salty.
Answer:The Arctic Ocean has become warmer over the past 40 years.
Explanation:
explain how convection currents transport heat in the atmosphere?
Convection currents transport heat in the environment by portions of a liquid or gas heating or cooling more rapidly than their surroundings, which results in temperature disparities.
Convection currents are a significant factor in the transport of heat in the atmosphere. Convection is the process through which heat is transported by fluid motion, such as that of air or water, as a result of changes in temperature and density.
Heat is mostly transferred from the Earth's surface to the higher atmosphere through convection currents in the atmosphere.
When the Sun heats the surface of the globe, various sections of the Earth absorb varying amounts of heat depending on their location and orientation to the Sun.
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The amount and timing of precipitation a region receives is ultimately controlled by ______.
A. atmospheric motion
B. temperature
C. increases
D. Insolation
The amount and timing of precipitation a region receives is ultimately controlled by atmospheric motion. The Option A is correct.
How does atmospheric motion affect the globe?Often, the atmospheric circulation transports heat across the Earth's surface, influencing the water cycle, including cloud formation and precipitation events. The movement of air masses determines our daily weather, and long-term circulation patterns determine regional climate and ecosystems.
Surface ocean current patterns are caused by wind pushing on the water's surface, and these currents also transport heat around the world. Changes in the amount and distribution of heat in the Earth system as a result of human-caused greenhouse warming are altering atmospheric and ocean circulation patterns, which in turn are altering environments around the world.
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When contrasting lava from composite volcanoes to lava from shield volcanoes.?1)composite volcanoes most often produce basaltic lavas with high viscosities, whereas shield volcanoes produce silica-rich lavas with low viscosities.2)both types of volcano produce silica-rich lavas, but the lavas of composite cones have low viscosities, whereas the lavas of shield volcanoes have high viscosities.3)composite volcanoes most often produce silica-rich lavas with low viscosities, whereas shield volcanoes produce basaltic lavas with high viscosities.4)composite volcanoes most often produce silica-rich lavas with high viscosities, whereas shield volcanoes produce basaltic lavas with low viscosities.5)composite volcanoes most often produce basaltic lavas with low viscosities, whereas shield volcanoes produce silica-rich lavas with high viscosities.
Composite volcanoes most often happen to produce lavas which are silica-rich and also have high viscosities whereas the shield volcanoes happen to produce basaltic lavas which have low viscosities.
The correct option is option 4.
Composite volcanoes are basically large volcanoes which are basically composed of pyroclastic deposits, lava flows, and mudflow or the lahar deposits. Composite volcanoes are found to be active over long periods and also erupt periodically. They produce silicate rich lava which have high viscosity.
Shield volcanoes are broad volcanoes having shallow inclining sides. Most of the shield volcanoes are basically formed from the fluid, basaltic lava flows which have low viscosity.
Hence, the correct option is 4.
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which of these locations holds the current record for the highest officially registered temperature?A) Death valleyB) MitribahC) BasraD) Turbat
Death Valley holds the current record for the highest officially registered temperature
In this below-sea-level basin, steady drought and record summer heat make Death Valley a country of extremes. Each extreme, however, has a startling difference. Winter snow has covered the high summits. Rare rainstorms deliver colossal wildflower fields. Rich oases provide a haven for animals and people, as well as small fish. Death Valley is home to a wide variety of species despite its ominous name. Eastern California's Death Valley is a basin in the northern Mojave Desert that borders the Great Basin Desert. It is believed to be the hottest spot on Earth in the summer. Death Valley holds the current record for the highest officially registered temperature.
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how far is the mainland of italy from north africa
The distance between mainland Italy from north Africa is 250-300 miles.
Italy is a country in southern Europe whose territory substantially surrounds the geographical area. The Alps divide Italy's country from the central-western region of Europe. It acts as a bridge between Europe and Africa as a result of its location.
The Italian peninsula is situated in the middle of the Mediterranean Sea. It Is bordered to the east by the Balkans and the Hellenic Peninsula, to the west by the Iberian Peninsula, to the south by North Africa.
Due to road curvature, this distance is in a straight line and the real travel distance between Africa and Italy is something be higher
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Where and when is the archaeological dig in the opening scenes?
In the desert the archaeological dig in the opening scenes In the first scene, there were people running about trying to examine a recent discovery at an archaeological excavation (dig) in the desert.
In archaeology, excavation is the process of exposing, handling, and documenting archaeological remains. The area under investigation is a "dig," or excavation site. Initiatives in these locales can involve one region at a time or numerous areas and can last anywhere from a few weeks to several years. According to their intended use, excavations can be categorized as intentional, rescue, or accidental. The majority of significant excavations are the product of a premeditated strategy, with the aim of finding buried artifacts related to an archaeological site.
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what shape has 2 pairs of parallel sides, no right angles and, no sides the same length?
A trapezoid shape has 2 pairs of parallel sides, no right angles and, no sides the same length.
A trapezoid is a four-sided shape with two parallel sides, and two non-parallel sides. It is a quadrilateral shape, meaning it has four sides and four angles.
The parallel sides of a trapezoid are of equal length, and the non-parallel sides are of unequal length. The angles between the two parallel sides are equal, and the angles between the non-parallel sides are also equal.
The trapezoid is a quadrilateral with one pair of parallel sides. The other two sides are not parallel and do not have the same length. The angles of the trapezoid do not form a right angle.
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what are list of us state department warns to avoid parts of mexico?
State department which warns to avoid parts of mexico are as follows: Six states—Colima, Guerrero, Michoacan, Sinaloa, Tamaulipas, and Zacatecas—have received a "do not travel" alert.
Travelers visiting seven additional states, including Baja California, Chihuahua, Durango, Guanajuato, Jalisco, Morelos, and Sonora, are advised by the State Department to "reconsider travel." State of Colima (crime & kidnapping) State of Guerrero (crime) State of Michoacán (crime & kidnapping) State of Sinaloa due (crime & kidnapping).
The State Department warns that in Level 4 nations, the US government may have "extremely limited authority" to intervene if passenger security or safety is in danger. Common risk indicators connected to Level 4 countries include terrorism, crime, and civil instability. Beginning on November 8, 2021, all non-citizen and non-LPR passengers using land ports of entry or ferry terminals for non-essential travel must be completely immunised against COVID-19.
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rocks are older, the farther away they lie from the spreading centers. group of answer choices true false
Answer:
TRUE ? NOT SURE BUT I REALLY THINK ITS TRUE
Explanation:
the variation in depth on the ocean floor is group of answer choices topology terrane bathymetry none of the above
Answer:
Bathymetry
Explanation:
The definition of bathymetry is the measurement of the depth of water in oceans, seas, or lakes.
what is define foliated rocks?
Foliated rocks are a type of metamorphic rock that is characterized by having visible layers or bands of minerals, which are usually aligned parallel to each other.
This texture is the result of the rock being subjected to intense heat and pressure, causing the minerals within it to re-crystallize and become arranged in a specific orientation.
The alignment of the minerals in foliated rocks can give them a distinct texture and appearance, which can be used to identify and classify them.
Some common types of foliated rocks include slate, schist, and gneiss. Foliated rocks can be found in a variety of settings, including mountain ranges, deep within the earth's crust, and along fault lines. They are important in geology as they provide clues to the history and processes of the earth's crust.
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Which of these is NOT a PHYSICAL trait of a place?
a. Wildlife
b. Vegetation
c. Landforms
d. Soils
e. Climate
F. ALL
All of these is not a physical trait of a place. So the option F is the correct option.
A physical trait of a place is any physical characteristic or feature of the location, such as its topography, vegetation, climate, geology, soil, water bodies, or built features.
Examples of physical traits of a place include mountains, deserts, forests, rivers, lakes, ocean shorelines, islands, roads, bridges, buildings, monuments, and other man-made structures.
In addition, physical traits of a place can include the landforms (hills, valleys, plains, etc.), the climate (temperature, precipitation, humidity, etc.), the vegetation (trees, shrubs, grasses, etc.), and the soil (type, fertility, etc.).
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what depression in the earth's surface extends from southwest asia into southeastern africa and contains some of the highest mountains and deepest lakes of the african continent?
The depression in the Earth's surface that extends from southwest Asia into southeastern Africa and contains some of the highest mountains and deepest lakes of the African continent is called the East African Rift.
The East African Rift is a complex system of geologic faults that extends for over 3,000 kilometers (1,864 miles) from the Gulf of Aden in the north to Zimbabwe in the south. It is characterized by a series of deep valleys, lakes, and volcanoes, and it marks the boundary between the African Plate and the Somali Plate.
The rift is home to several large lakes, including Lake Victoria, Lake Tanganyika, and Lake Malawi, as well as some of the highest mountains in Africa, such as Mount Kilimanjaro and Mount Kenya. The region is also known for its rich biodiversity and unique ecosystems, which have been shaped by the geological and climatic processes that have occurred in the area over millions of years.
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what cultural anthropologists employ the process of ethnology to?
Ethnology (cross-cultural comparison) - Cross-cultural comparison is a method used by cultural anthropologists to analyse the similarities and differences across cultures. This can help us better understand how human culture changes and adapts over time.
Use of ethnology by cultural anthropologistsIn both ethnographic and ethnological research, anthropologists are involved. Ethnography is the in-depth examination of a specific cultural group, whereas ethnology is the comparison of ethnographic information, society, and culture.
The importance of ethnography for cultural anthropologistsThe researcher has direct access to the customs and culture of a group thanks to ethnography, which is its main benefit. It is a helpful method for discovering firsthand the actions and interactions of people in a specific setting.
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Rank the following largest cities in North America from largest to smallest in terms of population: Toronto,Los Angeles, Chicago, New York
Answer:
1) New York City
2) Los Angeles
3) Toronto
4) Chicago
Explanation:
NYC: 6.468M
LA: 3.849M
Toronto: 2.93M
Chicago: 2.697M
what is meant by the term minerals?
Answer:
a solid, naturally occurring inorganic substance:
"it identifies the mineral or compound present"
True/False? the energy that is released when an earthquake occurs travels though earth in the form of vibrations known as seismic
Answer:
yes its true
Explanation:
Why are all of the fossil taxa from the Pliocene in this module called hominins?
a. Because they are in the family, Hominidae
b. Because they are in the subfamily, Homininae
c. Because they are in the tribe, Hominini
d. Because they are bipedal.
Answer: it’s a
Explanation:
when large amounts of rain come down on an arid or semi-arid deep slope, a ___________ can occur.
when large amounts of rain come down on an arid or semi-arid deep slope, a mudslide can occur.
The Mudslides will develop when the water will rapidly accumulates in the ground and the results in the surge of the water - saturated rock, the earth, and the debris. The mudslide is the large - scale movement of the fine particles that are the partly liquefied down or the along the slope. The Mudslides generally contain the lot of the clay type soil particles.
Thus , the mudslide can occur , when the large amount of the rain will come down on the arid or the semi arid deep slope.
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which is a unique geological feature found on mercury’s surface? a. sinuous rilles b. tectonic plates c. lobate scarps d. craters e. shield volcanoes
Out of the given choices of alternatives provided above, it may be said that the lobate scarps are a forming part of the unique geological features found on the surface of Mercury. Therefore, the option C holds true.
Mercury is regarded as one of the smallest planets in the solar system that we live in. In fact, Mercury is unlike most other planets, and some of its features are exclusive to itself. One such feature includes the presence of lobate scarps on its surface, which is a forming part of its unique geological feature, not found on any other planet.
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What is a vertical igneous intrusion?
A vertical igneous intrusion is basically a body of the intrusive igneous rock which basically forms through the crystallization of the magma which slowly cools right below the surface of the Earth. The vertical intrusions are known as d ykes.
In geology, an igneous intrusion is basically a body which is formed of the intrusive igneous rock which form as a result of crystallization of the magma which slowly cool right below the surface of the Earth. Intrusions have a lot of types of forms as well different compositions.
D ykes basically form as magma pushes up towards the Earth's surface through cracks which are present in the rock. D ykes are vertical and the steeply-dipping sheets of the igneous rock.
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what is the overall trend in global climate (temperature and atmospheric co2 content) over the last 60 million years? what caused this trend?
Due to historical CO2 changes, the trend has been cooling during the previous 50–60 million years, resulting in ice caps in Asia and North America. This pattern is caused by rising volcanism and/or chemical weathering.
Global temperature has generally been cooling during the past 60 million years, however, there have been some notable changes. Throughout this time, there has also been a decline in the atmospheric carbon dioxide (CO2) level.
The Earth had a period of high global temperatures during the Eocene epoch around 50 million years ago, during which tropical forests sprouted in what are today the arctic regions.
As opposed to the pre-industrial level of about 280 ppm, the atmospheric CO2 concentrations were likely high, possibly reaching up to 2,000 parts per million (ppm).
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Why is it surprising that Mercury has a magnetic field?
It is surprising that Mercury has a magnetic field as it has a small size as well as a slow rotation.
Mercury is the smallest planet which is present in our Solar System. It has a magnetic field which is about 1.1% as strong as the magnetic field of the Earth. The reason for this is that its core has solidified as well as cooled more quickly as compared to the Earth.
Before the year 1974, it was thought that Mercury has no magnetic field since it has a very small diameter. The magnetic field of the Mercury came as a surprise as it has a very small size as well as a very slow rotation which lasts for about 59 days.
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Who can see a total solar eclipse when the moon's umbra crosses the Earth?
a) Everyone at the same time
b) Everyone over a period of 7 ½ minutes c) Only those covered by the umbra
Out of the given choices of alternatives, it may be said that only those covered by the umbra of the moon are able to see the solar eclipse when the moon's umbra crosses the Earth. Therefore, the option C holds true.
The Solar Eclipse can be taken into general understanding as the condition that occurs when the sun, moon, and the earth fall in the straight line. A solar eclipse takes place once every few years, and very few people are on the planet are able to experience it. It occurs when the moon's umbra crosses the earth, and thus, only those who are under its cover are able to see a total solar eclipse.
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clouds, fog, or dew will always form when
Clouds, fog, or dew will always form when water vapor condenses.
The correct option is A.
Condensation is the process through which matter transitions from its initial gaseous state into its final liquid state.
For instance, condensation happens when water vapour in the air, which is in its gaseous form, comes into touch with a cooler surface and turns into liquid water.
The water in the air condenses into water droplets when it comes into touch with a cold surface. Evaporation reaction is the opposite of condensation.
The best example of condensation is the conversion of water vapour into liquid water, which is what those huge, fluffy clouds floating above your head are.
Clouds contain water droplets that combine to form hefty masses that can fall as rain.
The correct option is A.
The question is incomplete. The complete question is:
Clouds, fog, or dew will always form when:
A. water vapor condenses.
B. water vapor is present.
C. relative humidity reaches 100 percent
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injecting hot fudge into ice cream and causing the ice cream to melt is an appropriate analogy for which cause of magma melt?
The analogy of injecting hot fudge into ice cream and causing it to melt is a good representation of the process of decompression melting. Both involve the release of pressure and the subsequent heating up and melting of the material.
The appropriate analogy for this would be decompression melting. Decompression melting occurs when pressure on a rock is reduced, causing it to become less dense and heat up, leading to melting. In this analogy, the hot fudge would represent the heat, and the ice cream would represent the rock.
The act of injecting the hot fudge would represent the melting of magma. Decompression melting occurs because when pressure is reduced, the rock becomes less dense and the molecules become more mobile and able to move around. this causes the rock to heat up and eventually melt.
The process is similar to what happens when a gas is compressed and then released. the molecules move more freely, leading to an increase in temperature.
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what is the region called that is located between the caspian sea and the aral sea?
Answer:
There are three countries in the middle uwu
Explanation:
Kazakhstan Turkmenistan and Uzbekistan
each of these photos shows an ancient structure used for astronomical purposes. which one is located in the united states?
Each of these pictures shows an ancient structure used for astronomical purposes. The Sun Dagger is located in the United States.
What do you mean by Astronomy?The study of everything in the universe beyond Earth's atmosphere is known as astronomy.
Ancient Greek astronomers' work is richly documented in the appeals of the Collection of Congress, largely because of the way the Greek tradition of research was continued by the work of Islamic astronomers and then into early modern European astronomy. This section offers a tour of some astronomical ideas and models from Ancient Greece as exemplified in items from the Library of Congress collections.
Therefore, The Sun Dagger is located in the United States.
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