Answer:
Pacfic, Atlantic, Indian, artic, South Antarctic
what is the main source of energy that drives all weather patterns?
Answer: The Sun
Explanation: Solar radiation is vital to the continuation of our climate system, and nearly all climatic and biologic processes on Earth are dependent on solar input. Energy from the sun is essential for many processes on Earth including warming of the surface, evaporation, photosynthesis and atmospheric circulation.
Why did the dodo bird go extinct?
The introduction of non-native species, habitat destruction, and hunting are the main causes of the dodo bird's extinction. There were no natural predators for the dodo, a flightless bird that lived on the island of Mauritius in the Indian Ocean.
The introduction of other animals, including pigs, rats, and monkeys, which sailors brought to the island, as well as the hunting of the bird for food by Dutch sailors in the late 16th century, destroyed the dodo's habitat and food sources.
The inability of the dodo to adapt to the new predators that had arrived on the island and the changing environment also contributed to its extinction. In 1681, there was a confirmed sighting of a live dodo.
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Choose the best answer. Nuclear power plants produce electricity using energy from the radioactive decay of (a) uranium-235. (b) uranium-238. (c) plutonium-235.
Nuclear power plants happen to produce the electricity by using the energy through radioactive decay of the Uranium-235.
The correct option is option a.
Nuclear energy is basically a form of energy which is released from the nucleus, which is basically the core of atoms and is made up of protons as well as neutrons. This energy is produced in the nuclear power plants.
Uranium-235 is used to produce electricity in the nuclear power plants. Uranium ores also contain Uranium-238 in about 99% of their composition. This isotope of uranium is not used in nuclear power plants as it does not show fission easily when compared to Uranium-235.
The heat which is created by splitting of the U-235 atoms gets used to produce steam which which is able to spin a turbine in order to drive a generator thereby producing electricity.
Hence, the correct option is option a.
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Which factors have put pressure on Cairo’s water supply?
a. environmental conservation efforts
b. population growth and pollution
c. political corruption and bribery
d. high costs of dam repairs
Population expansion and pollution are the main causes of pressure on Cairo's water supply. Over time, the population of the city has grown steadily, increasing the need on water supplies.
Cairo's water supply has been under pressure mostly as a result of population expansion and pollution. As the city has expanded, so has the need for water, which has resulted in resource misuse and depletion. Water supplies have also been poisoned and rendered unfit for consumption due to pollution from industrial, agricultural, and sewage that has not been treated. Political bribery and corruption have slowed the development of sustainable water management systems, and there have been few environmental conservation measures. While infrastructure maintenance and upgrades are required to provide a dependable water supply, high costs of dam repairs have also been an issue. In general, overcoming these obstacles will call for a concerted effort from the government, business, and civil society to safeguard and manage Cairo's water resources for the future.
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Which of these factors contributed most to the Dust Bowl?Flash flooding and intense deforestationProlonged drought and poor farming practicesHigh winds and railroad constructionSevere heat and rapid suburban development
Prolonged drought and poor farming practices contributed most to the Dust Bowl. The region affected by the Dust Bowl, which primarily includes parts of Oklahoma, Texas, experienced a severe drought that lasted for several years during the 1930s.
These factors led to the massive dust storms that swept across the region, causing damage to crops, homes, and infrastructure, and leading to widespread economic hardship and environmental damage. While other factors such as high winds and railroad construction may have contributed to the severity of the Dust Bowl, the drought and poor farming practices were the primary causes.
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during the summer months at the north pole, the sun does not set for ____.
Answer:
3 months
Explanation:
The midnight sun lasts for 3 whole months through the summer. The sun basically stays up through out the whole summer and in some extreme cases it stays up for 6 whole months.
how many years will it take for the new zealand population to double if the population increases due to migration only? recall that to calculate doubling time, we use the rule of 70:
It will it take New Zealand 84 years approximately to double the population, if the population increases due to migration only. We use the rule of 70: growth rate= 0.83 ; 70/0.83; = 84.34
What is the Rule of 70?The rule of 70 is a way to esti-mate the time it takes to double a no. based on its growth rate. The formula is as fol-lows: Take the number 70 and divide it by the grow-th rate. The result is the number of years requi-red to double. For exam-ple, if your population is grow-ing at 2%, divide 70 by 2. The result is 35; it will take 35 years for your pop-ulation to double at a 2% growth rate.
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which of the following have a lower density.
a)lead
b)cotton
Answer:
cotton
Explanation:
lead is much denser.
Cotton
The volume of cotton is much larger than the volume of an equal mass of lead. This is because the particles of lead are closely packed while those of the cotton are very loosely packed. In other words, the lead is denser than the cotton.
Simon Bolivar and Miguel Hidalgo, leaders of Latin American independence movements, were inspired by successful revolutions inanswer choicesthe Soviet Union and Chinathe United States and FranceCuba and Costa RicaEgypt and Kenya
Simon Bolivar and Miguel Hidalgo, leaders of Latin American independence movements, were inspired by successful revolutions in the United States and France.
Simon Bolivar and Miguel Hidalgo were prominent leaders of the Latin American struggle for independence from Spanish colonial rule in the 19th century. They were both inspired by successful revolutions that had taken place in the United States and France, which had brought about significant political and social changes in those countries. The American Revolution, which had resulted in the formation of the United States, and the French Revolution, which had overthrown the monarchy and established a republic, were seen as examples of what could be achieved through revolutionary action. Bolivar and Hidalgo sought to emulate these revolutions in their own countries and establish independent republics that were free from colonial rule. Their efforts were eventually successful, leading to the formation of numerous independent Latin American countries.
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what are the disadvantages of noninvasive excavation techniques?
Noninvasive excavation techniques, such as ground-penetrating radar and electromagnetic surveys, have many advantages in archaeological research, including the ability to preserve archaeological sites and reduce the risk of damaging artifacts. However, there are also some disadvantages to these techniques.
Limited accuracy: Noninvasive techniques may not be as accurate as invasive techniques such as excavation, particularly when it comes to identifying the exact location and depth of buried artifacts. This can make it more difficult to create a complete picture of the site and the artifacts it contains.
Limited scope: Noninvasive techniques may only provide a limited view of a site, meaning that some areas may be missed or not fully explored. This can result in important artifacts or features being overlooked or missed entirely.
Limited interpretation: Noninvasive techniques may provide limited information about the context and significance of artifacts, which can make it more difficult to fully interpret the site and its history.
Limited application: Some noninvasive techniques may be less effective in certain types of soils or environments, which can limit their applicability in certain situations.
Cost: Noninvasive techniques can be more expensive than traditional excavation methods, particularly when specialized equipment or expertise is required.
Overall, while noninvasive techniques have many advantages, they may not always be the best option for archaeological research depending on the specific goals and context of the study.
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what is the most common wind direction 15° south of earth’s equator
The most common wind direction 15° south of Earth's equator is generally from the east, also known as the trade winds. The trade winds are a prevailing pattern of easterly surface winds that flow from the subtropical high-pressure zone towards the equatorial low-pressure zone.
At 15° south of the equator, the trade winds are typically strongest and most consistent, with an average wind speed of around 15-20 knots (17-23 mph).
The trade winds play an important role in global weather patterns, ocean currents, and the distribution of heat around the planet, and have been used by sailors for centuries to navigate the world's oceans.
The trade winds are named as such because they were historically used by traders and sailors to travel from Europe and Africa to the Americas. They were first discovered by the Portuguese navigator Vasco da Gama in the late 15th century, and were later used by Christopher Columbus and other explorers to make their voyages across the Atlantic Ocean.
The trade winds are caused by the differential heating of the Earth's surface, with warm air rising at the equator and cooler air sinking at the poles. This creates a global pattern of air circulation, with air flowing from the high-pressure zones at the poles towards the low-pressure zones at the equator.
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which part of the water cycle directly leads to the formation of rivers?
Answer: Rivers are important players in the water cycle. They collect run-off from precipitation and move it back toward the oceans. Rivers are also extremely important to our society, providing us with drinking water and irrigation water, helping produce electricity, and allowing us to transport material and food by the water.
Explanation:
what continent is democratic republic of congo located?
Answer:
Explanation:
Africa
which mass movement is most likely to occur in the arctic regions during spring thaw?
Solifluction is the type of mass movement that is most likely to happen in the Arctic during the spring thaw.
A kind of soil movement known as solifluction takes place in frost regions, where the soil is indefinitely frozen. In the winter, the frozen earth serves as a barrier, obstructing water flow and resulting in saturated soil.
The soil becomes unstable during the spring thaw because the earth's top layer melts and becomes while the frost underneath it stays frozen.
Gravity causes the saturated soil to start moving gradually downwards, resulting in constant movement. Solifluction is a crucial environmental activity to keep an eye on in the Arctic region since it may harm infrastructure and upset ecosystems there.
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The Big Bang Theory postulates that our universe formed as the result of a huge explosion that sent all existing matter flying outward from a single point. Which of the following observations is used as evidence of this theory?
answer choices
All galaxies appear to be moving away from all other galaxies.
Many galaxies have similar shapes that include a spiral shape.
Gravity holds all the components of a galaxy in the same general area.
Light we see from some distant galaxies was emitted long ago.
The fact that all the galaxies in the universe appear to be moving away from the other galaxies, it is an evidence for The Big Bang Theory which postulates that the universe was formed due to a huge explosion which sent the matter flying outwards.
The correct option is option a.
The Big Bang Theory is currently the leading which aims to explain how our universe began. According to this theory, the universe basically started with an infinitely hot as well as a dense single point which inflated and also stretched initially at unimaginable speeds, and then it occurred at a more measurable rate.
The universe is still expanding and a major evidence of this theory is that the galaxies in the universe are moving away from each other.
Hence, option a is correct.
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Compare Armenia, Azerbaijan,
and Georgia in terms of ethnic diversity. Which has recently experienced the most ethnic conflict? Explain.
Answer:
The military forces of Armenia and Azerbaijan have been engaged in a border conflict since 12 May 2021, when Azerbaijani soldiers crossed several kilometers into Armenia in the provinces of Syunik and Gegharkunik, occupying about 41 square kilometres (16 sq mi) of Armenian territory.
Explanation:
maybe this can help u
a triple junction is . multiple choice question. a place within a divergent fault that has subducted beneath two other mid-ocean ridges a place along a mid-ocean ridge with three volcanoes a place where three plate boundaries meet
Answer:A triple junction is a place where three plate boundaries meet. This can occur where three tectonic plates come together, or where two plates diverge and create a boundary, and a third plate moves in to interact with the other two plates. Triple junctions can be found both on land and in the ocean, and they are important features in plate tectonics, as they can influence the movement and deformation of the Earth's crust in the surrounding areas.
Explanation:
steady precipitation preceding a front is an indication of
Steady precipitation preceding a front is an indication of an approaching warm front.
A warm front occurs when a warm air mass moves into an area of colder air. As the warm air moves in, it rises over the denser, colder air, and as it rises, it cools and condenses, leading to the formation of clouds and precipitation.
The precipitation that occurs ahead of a warm front is typically light and steady, and may last for several hours or even days. This is in contrast to the more intense and shorter-lived precipitation that can occur along and behind a cold front, which occurs when a colder air mass moves into an area of warmer air.
Understanding the different types of fronts and the associated weather patterns is important for weather forecasting, as it can help to predict the timing and intensity of precipitation and other weather events in a given area.
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What do the Mississippi and Amazon rivers have in common?
Some things that the Mississippi and Amazon rivers have in common are that they :
Both are facing increasing pollution.Both are experiencing a loss of biodiversity.What is happening to the Amazon and Mississippi ?The Mississippi River is facing a decline in some native species, particularly in its upper reaches, due to habitat loss, pollution, and other factors. The Amazon River, on the other hand, is known for its incredible biodiversity.
Like the Mississippi River, the Amazon River is also facing a variety of environmental challenges, including deforestation, pollution, and climate change, which threaten the health and diversity of the river's ecosystems.
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Which of the following shows why square LMNO is congruent to square L'M'N'O'?
A.
The square was rotated 90° counterclockwise about the origin and reflected across the y-axis.
B.
The square was rotated 90° counterclockwise about the origin and reflected across the x-axis.
C.
The square was rotated 180° counterclockwise about the origin and reflected across the y-axis.
D.
The square was rotated 180° counterclockwise about the origin and reflected across the x-axis.
The correct answer is C. When a figure is rotated 180° counterclockwise about the origin and reflected across the y-axis, the figure is congruent to its original. This is because the distance between any two points on the figure is still the same and all angles in the figure are still the same. Therefore, square LMNO is congruent to square L'M'N'O'.
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how big is alaska when compared to texas?
The state of Alaska is about 2.5 times bigger as compared to the state of Texas.
Alaska is by far the biggest state which is present in the USA. It is 665,384 square miles of land which rich and broad and has produced about billions of dollars of gold and also fish, furs, oil and timber. Alaska is uncrowded, unspoiled, and is vibrant with potential as well as promise.
Alaska is about 665,384 square miles in size. The state of Texas is about 268,596 square miles. This makes Alaska about 2.5 times bigger than Texas. Although, the population density in Texas is much higher as compared to Alaska.
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The Gulf of Mexico's temperature off the coast of Texas 18,000 years ago was between what values in degree Celsius?
A 10 - 15
B 15 - 20
C 20 - 25
Based on geological evidence and research, the Gulf of Mexico's temperature off the coast of Texas 18,000 years ago was likely between 10 to 15 degrees Celsius (option A).
This was during the Last Glacial Maximum, a period of time when global temperatures were much colder than they are today, and much of North America was covered in ice sheets.
The colder temperatures would have caused the Gulf of Mexico's waters to cool, and estimates suggest that the average sea surface temperature during this time was likely around 4-5°C cooler than it is today.
These estimates are based on a variety of proxies, including sediment cores, ice cores, and fossil records, which allow scientists to reconstruct past climates and environmental conditions.
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Whose spending is included in GDP?
A
consumers
B
businesses
C
government
D
all of the above
D. all of the above
The expenditure approach to calculating gross domestic product (GDP) takes into account the sum of all final goods and services purchased in an economy over a set period of time.
pls give me brainliest if this is correct
An oil company purchased an option on land in Alaska. Preliminary geologic studies assigned the following prior probabilities. P(High- quality oil) = 0.3 P(medium - quality oil)=0.4 P (no oil)= 0.3 a. What is the probability of finding oil (to 1 decimal)? b. After feet of drilling on the first well, a soil test is taken. The probabilities of finding the particular type of soil identified by the test are given below. P(Soil /High- quality oil) = 0.4 P(Soil/medium - quality oil)=0.4 P (Soil/no oil)= 0.2 Given the soil found in the test, use Bayes' theorem to compute the following revised probabilities (to 4 decimals). P(Soil /High- quality oil) = ? P(Soil/medium - quality oil)= ? P (Soil/no oil)= ? C. What is the new probability of finding oil (to 4 decimals)?
a. The probability of finding oil (to 1 decimal) is 0.7
b. Using Bayes' theorem to compute the following revised probabilities (to 4 decimals). P(Soil /High- quality oil) = 0.3008
P(Soil/medium - quality oil)= 0.4018
P (Soil/no oil)= 0.0974
C. The new probability of finding oil (to 4 decimals) is 0.6878
How did we get the values?a. The probability of finding oil is the sum of the probabilities of finding high-quality and medium-quality oil, which is:
P(Oil) = P(High-quality oil) + P(Medium-quality oil) = 0.3 + 0.4 = 0.7
b. Bayes' theorem states that the revised probability of an event A, given new evidence B, is equal to the prior probability of A multiplied by the conditional probability of B given A, divided by the prior probability of B. In this case, we want to compute the revised probabilities of finding the particular type of soil identified by the test, given the three different oil quality scenarios:
P(Soil / High-quality oil) = P(High-quality oil / Soil) * P(Soil) / P(High-quality oil)
= (P(Soil / High-quality oil) * P(High-quality oil)) / P(Soil)
= (0.4 * 0.3) / (0.40.3 + 0.40.4 + 0.2*0.3)
= 0.3008 (rounded to 4 decimals)
P(Soil / Medium-quality oil) = P(Medium-quality oil / Soil) * P(Soil) / P(Medium-quality oil)
= (P(Soil / Medium-quality oil) * P(Medium-quality oil)) / P(Soil)
= (0.4 * 0.4) / (0.40.3 + 0.40.4 + 0.2*0.3)
= 0.4018 (rounded to 4 decimals)
P(Soil / No oil) = P(No oil / Soil) * P(Soil) / P(No oil)
= (P(Soil / No oil) * P(No oil)) / P(Soil)
= (0.2 * 0.3) / (0.40.3 + 0.40.4 + 0.2*0.3)
= 0.0974 (rounded to 4 decimals)
c. The new probability of finding oil, given the soil test, is the sum of the probabilities of finding high-quality and medium-quality oil, weighted by their revised probabilities based on the soil test:
P(Oil / Soil) = P(High-quality oil / Soil) + P(Medium-quality oil / Soil)
= P(Soil / High-quality oil) * P(High-quality oil) / P(Soil) + P(Soil / Medium-quality oil) * P(Medium-quality oil) / P(Soil)
= (0.4 * 0.3 / (0.40.3 + 0.40.4 + 0.20.3)) + (0.4 * 0.4 / (0.40.3 + 0.40.4 + 0.20.3))
= 0.6878 (rounded to 4 decimals)
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Physical precipitation of gypsum due to evaporation of seawater produces which kind of sedimentary rock? A. biochemical. B. chemical. C. clastic. D. organic.
Physical precipitation of gypsum due to the evaporation of seawater produces a chemical kind of sedimentary rock. Thus the correct option is B.
What is Physical precipitation?Every form of liquid that condenses into fluid or ice in the environment and falls to the ground is referred to as precipitation. The term "precipitation" simply refers to the process of turning a dissolve substance into an insoluble solid from a super-saturated solution.
During coastal erosion in groundwater, gypsum eruption can account for the sulfate shortage. The mineral salt operation, which causes gypsum to develop on saltwater membranes, demonstrates the chemical sedimentary rock.
Therefore, option B is appropriate.
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Why did NASA recruit artist Rick Guidice in the 1970s? To teach a series of painting workshops for NASA mission scientists. To illustrate possible future human colonies in space. To design rockets for the later Apollo missions. To create a series of portraits documenting the Apollo mission astronauts. To create the official NASA logo.
NASA recruited artist Rick Guidice in the 1970s to illustrate possible future human colonies in space.
In the 1970s, NASA was exploring the possibility of building space colonies to sustain human life beyond Earth. To help visualize these concepts, NASA recruited artist Rick Guidice to create a series of paintings depicting these hypothetical settlements. Guidice's paintings portrayed idyllic scenes of people living and working in these colonies, complete with lush gardens and comfortable living quarters. The paintings helped to inspire interest in the idea of space colonies and were used in various publications and presentations by NASA. Guidice's work helped to popularize the concept of space colonies, and his paintings are still widely used today as a visual representation of the idea.
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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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describe how small changes in earth’s orbit around the sun explain the pattern of glacial and interglacial periods over the past million years.
The Small changes in the earth orbit around the sun will leads to the pattern of the glacial and the interglacial periods as these changes will change the climate.
The Small changes in the Earth's orbit around the sun will specifically variations in its the eccentricity, the axial tilt, and the precession will cause the fluctuations in the amount of the solar radiation will received by the planet and the ultimately drive the patterns of the glacial and the interglacial periods.
The orbital variations will be occurring over the tens of the thousands of the years that will cause the cycles of the ice ages and the warmer periods that will be occurred over the past million years.
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a waterway that connects eastern europe to the north sea and northwestern europe...
a. Baltic Sea b. Mediterranean Sea
c. Main-Danube Canal
d. Main-Danube Canald. Oder River
C) A waterway that runs between the Main-Danube Canal in northwestern Europe and the North Sea in eastern Europe.
What is the waterway that links Eastern Europe to the North Sea and northern Europe?the Main-Danube canal The Main-Danube canal links the Danube to the Main River. After being constructed for more than 30 years, the canal was finished in 1992. Hydroelectric power stations power many of the Main River's locks. The North Sea and Northwestern Europe are connected to Eastern Europe and the Black Sea by the Main-Danube Canal.
What is the Eastern European waterway?The Main-Danube waterway, which was completed in 1992 and connects the Rhine to the Black Sea, allows vessels weighing 1,350 tons to travel between eastern and western Europe via Germany.
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Explain how calderas are formed
Answer:
below
Explanation:
Calderas form when magma chambers are partially emptied during large eruptions and the land surface subsides and the area above the shallow magma reservoir collapses.