The campanile, or freestanding bell tower, of Pisa Cathedral is known as the Leaning Tower of Pisa (Italian: torre pendente di Pisa), or simply the Tower of Pisa (torre di Pisa [torre di piza; pisa.
It is renowned for having a lean of about four degrees, which was caused by an unstable foundation. The tower is one of three buildings in the Piazza del Duomo in Pisa, which also contains the cathedral and the Pisa Baptistry.
The tower rises to a height of 56.67 meters (185 ft 11 in) on the high side and 55.86 meters (183 ft 3 in) above the ground on the low side. 2.44 m is the width of the walls at their base (8 ft 0 in).
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Which of these statements is true for a highly inbred population, if there are no other violations of Hardy-Weinberg equilibrium? a Frequency of homozygous individuals increases, yet frequency of alleles does not change. b None of the above are true. c Frequency of heterozygotes increases, and frequency of alleles changes. d Frequency of homozygous individuals decreases, yet frequency of alleles does not change.
The statement that is true for a highly inbred population, if there are no other violations of Hardy-Weinberg equilibrium a Frequency of homozygous individuals increases, yet the frequency of alleles does not change.
If a population is highly inbred and there are no other violations of Hardy-Weinberg equilibrium, the frequency of homozygous individuals will increase while the frequency of alleles will not change.
Inbreeding increases the likelihood that individuals will mate with close relatives, resulting in an increase in homozygosity, or the frequency of individuals with identical alleles for a given gene.
This is because close relatives are more likely to share the same alleles due to their common ancestry.
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the depth of focus of an earthquake is where the __________.
On average, how fast do the plates move on Earth?A) about 1 mile per hourB) a few kilometers per yearC) a few centimeters per yearD) a few millimeters per century
On an average, the plates on the Earth move only a few centimeters per year.
The correct option is option C.
The Earth is dynamic and keeps changing. The movement of the plates which are present on the Earth basically generates three different kinds of tectonic boundaries which are the convergent, divergent as well as the transformed boundaries.
These plates happen to move at a rate of about three to five centimeters per year. The rate of spreading which is present along the mid-Atlantic Ridge is approximately 2.5 centimeters per year on an average which is about 25 km in a million years.
Hence, the correct option is option c.
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in Wikipedia, look up "Volcanic arc" and answer this question: In which tectonic settings is magma caused by water lowering the melting temperature of rock?a. Subduction zones
b. Mid-ocean ridges
c. Hot spots
d. All the above
Option a is Correct. Look up "volcanic arc" on Wikipedia and respond to the following: Water causes magma in subduction zones because it lowers the melting point of rock there.
Magma is created at convergent borders when water from a subducting plate serves as a flux to reduce the surrounding mantle rock's melting temperature. Hot rock from below may intrude into the colder plate above when the denser tectonic plate subducts, or sinks below, the less dense tectonic plate.
This procedure generates magma while transferring heat. The magma in this subduction zone has the ability to form a volcanic arc, a group of active volcanoes, over millions of years. A volcanic arc is a sequence of volcanoes that develops above a subduction zone and can range in length from hundreds to thousands of kilometres.
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How did ancient farmers help feed the people of today
From 2000 to 2012, which of the four domains experienced the greatest total forest gain? a. Boreal b.Temperate c.Subtropical d.Tropical
Answer:
D Tropical
Explanation:
insolation directly results in changes in the_____of a gas, which then results in changes in pressure, leading to motion in the atmosphere.
Insolation directly results in changes in the temperature of a gas, which then results in changes in pressure, leading to motion in the atmosphere.
Insolation is the term which is specifically applied to radiation which arrives first at the Earth’s atmosphere and then the surface of the Earth. The heat which is derived from the solar energy is known as the solar radiation and insolation is the solar radiation which reaches the surface of the Earth.
Insolation affects the temperature, that is, the higher is the temperature of the Earth which causes a change in the pressure which causes motion in the atmosphere.
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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 did John Glenn ask Katherine Johnson to do before he orbited Earth?answer choicesCalculate his trajectory instead of having an electronic computer do it.Fly with him in the spacecraft around the Earth.Double check the original calculations that had been done by an electronic computer.Teach him how to calculate trajectories.
John Glenn asked that Katherine personally double-check the computer calculations before his 1962 Friendship 7 flight, the first American mission to orbit Earth, even after NASA had electronic computers.
When John Glenn entered the Senate in 1974, he was already well-known as a highly decorated military aviator and astronaut who aspired to hold a position of leadership in the government. Glenn served as Ohio's representative for 25 years before retiring in 1999. John Glenn did not visit the moon. The first American to circle the planet was him. In 1962, he reached this objective. Buzz Aldrin and Neil Armstrong were the first people to set foot on the moon. John Glenn asked that Katherine personally double-check the computer calculations before his 1962 Friendship 7 flight, the first American mission to orbit Earth, even after NASA had electronic computers.
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what is the name for a large crater formed when a magma chamber collapses?
Answer:
Caldera
Explanation:
A caldera is a large depression formed when a volcano erupts and collapses. During a volcanic eruption, magma present in the magma chamber underneath the volcano is expelled, often forcefully.
how does water vapor, the primary greenhouse gas, enter the atmosphere?
The volcanoes in the Ring of Fire are generally described as
A. having violent eruptions, as most of these volcanoes are composite cones which eject basaltic lava.
B. having quiescent eruptions, as most of these volcanoes are composite cones which eject andesitic lava.
C. having violent eruptions, as most of these volcanoes are composite cones which eject andesitic lava.
D. having quiescent eruptions, as most of these volcanoes are shield volcanoes which eject basaltic lava.
E. having violent eruptions, as most of these volcanoes are shield volcanoes which eject basaltic lava.
The volcanoes in the Ring of Fire are generally described as having violent eruptions, as most of these volcanoes are composite cones which eject andesitic lava.
The Ring of Fire is an area in the Pacific Ocean where many volcanoes are located. These volcanoes are generally described as having violent eruptions, as most of them are composite cones which eject andesitic lava. Composite cones, also known as stratovolcanoes, are made up of alternating layers of ash, lava, and other volcanic debris. These volcanoes tend to have explosive eruptions because the magma is thick and viscous, which means that gases get trapped inside and build up pressure until they eventually explode. Andesitic lava is a type of lava that is intermediate in composition between basaltic and rhyolitic lava. It is typically more viscous than basaltic lava, which means that it tends to produce explosive eruptions. When andesitic lava is erupted from composite cones, it can create ash clouds, pyroclastic flows, and other hazardous volcanic phenomena. Overall, the Ring of Fire is a highly active area for volcanoes, and the composite cones located there tend to have explosive and sometimes very dangerous eruptions.
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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
Which state is part of the Southeast United States?
Answer:
Alabama, Florida, Georgia, Kentucky, Maryland, Mississippi, North Carolina, South Carolina, Tennessee, Virginia, and West Virginia.
Explanation:
What rock is made of iron and magnesium?
"The rock that is made of iron and magnesium is Mafic igneous rocks." Mafic igneous rocks are ir-on and magn-esium rich and contain abun-dant pyroxene, and cal-cium rich plagio-clase feldspar. Mafic igneous ro-cks are dark or bl-ack in color.
Mafic rock, in geo-logy, igneous rock that is domi-nated by the silicates pyroxene, amphi-bole, olivine, and mica. These minerals are high in magne-sium and ferric oxides, and the-ir presence gives mafic rock its character-istic dark color. Com-mon mafic rocks include ba-salt, dia-base & gabbro. Mafic rocks often also con-tain calcium-rich varieties of plagio-clase feldspar. Mafic mate-rials can also be described as ferro-magnesian.
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when the average survives better than the extremes, this type of selection is demonstrated.
"When the average survives better than the extremes, this type of selection is demonstrated as stabilizing selection."
If natural selection favors an aver-age phenotype by selecting again-st extreme variation, the population will under-go stabilizing selection. Stabilizing selection is the oppo-site of disruptive selection. Instead of favor-ing individuals with extreme pheno-types, it favors the inter-mediate variants. Stabilizing selection tends to remove the more severe pheno-types, resulting in the re-productive success of the norm or aver-age phenotypes.
Birth weight is a classic exam-ple of a trait under strong stabilizing selection, wh-ere high and low birth wei-ghts are cor-related with reduced survival in bo-th males and females.
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What was the relationship between a pharaoh and a dynasty in egypt
Answer:
Pharaohs were more than just rulers. They were considered gods and were believed to possess the secrets of heaven and earth
Explanation:
What are the coldest continuously inhabited places in the world?
Oymyakon is a rural locality (a selo) in the Sakha Republic's Oymyakonsky District, located in the Yana-Oymyakon Highlands, along the Indigirka River, 30 kilometers (19 miles) northwest of Tomtor on the Kolyma Highway.
It is the coldest permanently inhabited settlement on Earth based on winter average temperatures. Oymyakon, in Russia's Yakutia region, is the world's coldest permanently occupied human settlement. When temperatures dropped to minus 90 degrees Fahrenheit in 1933, the community of 500 people located a few hundred miles from the Arctic Circle earned this title.
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Spica 13hr24m.1 -11d20
Deneb 20hr39m.7 +45d06
Sirius 6hr44m.2 -16d42
Alpha Centauri 14hr38m.4 -60d46
Which of these stars lies closest to the north celestial pole on the celestial sphere?
None of the stars listed lie close to the north celestial pole on the celestial sphere.
The north celestial pole is located near the star Polaris, which is not listed among the stars given. Among the listed stars, the star Alpha Centauri has the largest declination of -60 degrees, which means it is farthest from the celestial equator and closest to the southern celestial pole.The north celestial pole is a fixed point in the sky, and its position does not change relative to the stars over time.
Polaris, also known as the North Star, is the closest bright star to the north celestial pole and can be used for celestial navigation.
Other stars that appear to circle around the north celestial pole include Dubhe and Merak, the two stars that make up the pointer stars of the Big Dipper.
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smallest countries in the world
Answer:
The three smallest countries in the world are Vatican City, an enclave within Rome, Italy. Monaco, a principality at the Mediterranean coast and an enclave within Southern France, and Nauru, an island country in the southwestern Pacific Ocean.
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which factors have put pressure on cairo’s water supply?
Factors that have put pressure on Cairo's water supply include population growth, urbanization, pollution, and climate change.
Population growth and urbanization have led to an increase in demand for water, while pollution has reduced the amount of available water resources. Climate change has also contributed to the problem by affecting rainfall patterns and increasing the frequency of droughts. In addition to these factors, inefficient water management practices and aging infrastructure have further exacerbated the situation in Cairo. The result is a severe water crisis that has led to water scarcity, reduced access to safe drinking water, and increased water-related diseases in the region. To address this issue, there is a need for sustainable water management practices and investments in modern infrastructure that can meet the growing demand for water in the city.
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What does carbon dioxide do for the atmosphere?
Earth's most important greenhouse gas is carbon-di-oxide it is a gas that absorbs and radiates heat.
What do you mean by Atmosphere?An atmosphere is a layer of gases that surrounds Earth. Earth's atmosphere has a layered structure, the layers are the troposphere, stratosphere, mesosphere, thermosphere, and exosphere.
A significant heat-trapping gas, or greenhouse gas, called carbon dioxide (CO2) is produced through the production and burning of fossil fuels like coal, oil, and natural gas as well as during wildfires and other natural processes like volcanic eruptions.
The majority of the solar energy that enters our atmosphere at the top escapes and is absorbed by the Earth's surface. A portion of this energy is released again and is directed back toward space. At this point, it interacts with CO2 molecules in such a way that some of it cannot leave the Earth's atmosphere. Increased average global surface air temperatures are the result of the trapped heat energy.
Therefore, Carbon-di-oxide absorbs and radiates heat.
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the mendocino fracture zone originated as a multiple choice mantle plume. subduction zone. transform fault. mid-ocean ridge.
C) The Mendocino Fracture Zone was created as a result of a transform fault.
How do you define the Mendocino Fracture Zone?The Mendocino Fracture Zone is a fracture zone and transforms boundary that begins off the coast of Cape Mendocino in far northern California and extends for more than 4000 km (2500 miles). It intersects the San Andreas Fault, the Cascadia subduction zone, and runs westward until it reaches the southern end of the Gorda Ridge.
West of its intersection with the Gorda Ridge, it continues as an inactive residual segment that stretches for several hundred kilometers. Although a fracture zone technically isn't a transform fault, in the case of the Mendocino, the word has been used to refer to both the actual fracture zone stretch west of the Gorda Ridge and the active fault segment east of it.
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A volcanic eruption occurring beneath an ice sheet is likely to cause what?
A volcanic eruption occurring beneath an ice sheet is likely to cause a meltwater flood
A volcanic eruption occurring beneath an ice sheet can have significant and potentially hazardous effects.When molten lava comes into contact with an ice sheet, it can cause the ice to melt rapidly, leading to the formation of large amounts of meltwater.This meltwater can accumulate in subglacial lakes or channels and cause a sudden and catastrophic flood known as a jökulhlaup.Jökulhlaups can release huge volumes of water and sediment into surrounding areas, causing widespread flooding and erosion.These floods can be particularly dangerous because they can occur with little or no warning, and they can travel at high speeds, carrying large boulders and other debris that can cause significant damage.
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what is tar springs sandstone
Answer:
The name Tar Springs Sandstone was first applied in Indiana only to a crossbedded cliff-forming sandstone that is as much as 90 feet (27 m) thick in some places but is absent from others (Malott, 1925, p. 106-108).
Explanation:
volcanoes are found at what plate boundaries
At plate boundaries, where tectonic plates are either convergent, divergent, or sliding past one another, volcanoes are frequently found.
Convergent plate boundaries: Where one tectonic plate is forced beneath another, a process known as subduction, volcanoes can form. When the subducting plate and the surrounding rocks melt, magma is produced that can rise to the surface and erupt as volcanoes.
These volcanoes, also known as stratovolcanoes or composite volcanoes, frequently experience violent eruptions. Examples include the Andes Mountains in South America and the Pacific Ring of Fire, a ring of volcanoes that surrounds the Pacific Ocean.
Divergent plate boundaries, where two plates are moving apart from one another, are another location where volcanoes can form.
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If the ice shelves that hold freshwater begin to melt in Antarctica, what do you think will happen to water levels? how could this affect you? And what do you think will happen to pacific Islands?
Answer:
If the ice shelves that hold freshwater begin to melt in Antarctica, the water levels in oceans and seas would rise, which could lead to more frequent and severe coastal flooding, shoreline erosion, and the loss of low-lying areas. This would also increase the salinity of coastal freshwater systems and threaten coastal ecosystems and biodiversity. Additionally, this could have a significant impact on human settlements and infrastructures located in low-lying coastal areas, such as major cities and small island nations.
This could affect me personally if I live in a coastal area or depend on a coastal ecosystem for my livelihood. The rising sea level could threaten the property and infrastructure of coastal communities and cause significant economic and social disruption. Additionally, the increase in salinity of freshwater systems could lead to reduced access to clean drinking water, which could pose health risks to me and others.
Pacific Islands are particularly vulnerable to the effects of melting ice shelves in Antarctica. Rising sea levels could lead to inundation of low-lying areas and coastal erosion, causing significant damage to infrastructure and buildings, displacement of people, and loss of biodiversity. In the long term, if sea levels continue to rise, some Pacific Islands may eventually become uninhabitable, which could result in the forced migration of entire communities.
Overall, the melting of ice shelves in Antarctica could have far-reaching consequences for the environment, economy, and human health and well-being. It highlights the importance of taking immediate action to address climate change and reduce greenhouse gas emissions to prevent further melting of the polar ice caps and rising sea levels.
Answer: I think the water levels of the Pacific Ocean would rise and the pacific islands will definitely flood causing destruction of property and also life. That is why we must conserve the environment so that such a thing does not happen.
Explanation:
what effect do turbidity currents have on the continental slope?
Turbidity currents can have a significant effect on the continental slope. These underwater currents are made up of sediment and water, and they flow downhill under the force of gravity. When a turbidity current encounters a continental slope, several things can happen:
Erosion: Turbidity currents can erode the seafloor and the sediment that makes up the continental slope. This erosion can create canyons and channels that cut into the slope.Overall, turbidity currents can have a significant impact on the continental slope, shaping the seafloor and creating unique geological formations.
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how might pollution hot spots in the waters of southern europe affect future economic activity in the region?
Hotspots of pollution in Southern European waterways may have an impact on future economic activity because they can kill marine life, impair the ecology, and promote the growth of bacteria that may be toxic to people.
High unemployment, excessive government expenditure, and a large national debt. The alps, the closeness of the area to huge bodies of water, and winter storms all have an impact on the region's climate. The EU stretched its financial resources and inflamed animosity among member states by providing loans and subsidies to select members in Southern Europe.
From 2009, the European Union has offered financial support in return for Southern European countries implementing an austerity-based political agenda. Because of these measures, the state now participates in the economy less, which has exacerbated unemployment.
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What's the difference between the Oort Cloud and the Kuiper Belt?
Explanation:
The Kuiper Belt is a cluster of icy objects at the edge of the Solar System. They are so far away from the sun that the temperature on the surface does not rise above -6 degrees Celsius. The Oort cloud is a spherical formation that unites comets.