The statement regarding penetrating and shielding : An electron in a 3s orbital is more shielded than an electron in a 2s orbital --- True
B. An electron in a 3s orbital penetrates into the region occupied by core electrons more than electrons in a 3p orbital --- False
C. An electron in an orbital that penetrates closer to the nucleus will always experience more shielding than an electron in an orbital that does not penetrate as far ---- False
D. An electron in an orbital that penetrates close to the nucleus will tend to experience a higher effective nuclear charge than one that does not.--- True
What is an electron's orbital?
An electron's three-dimensional home around an atom's nucleus is known as an electron orbital. Two electrons can fit inside each orbital. Atomic orbitals are another name for them. The number of electrons in an atom determines the shape of an atom's orbital.
What, in layman's terms, are orbitals?Atomic orbitals are the positions where the electrons are most likely to be at any given time surrounding an atom's nucleus. It is a mathematical property that describes the wave-like behavior of an electron or pair of electrons in an atom.
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which field of anthropology studies the material creations of a society including artwork, housing, tools, and architecture?
The study of artifacts left by earlier humans is known as archaeology. In order to learn more about former archaeologists may investigate artifacts, buildings, tools, and even the trash that has been left behind.
What are the three subfields of archaeology?Up to the sixteenth century, post-Roman European archaeology was the subject of medieval archaeology. The study of European material culture after the 16th century is known as post-medieval archaeology. Using archaeological techniques, such as those used in the Tucson Garbage Project, modern archaeology is the research of contemporary civilization.
What exactly are archeological studies about?Archaeology is the study of prehistoric societies. Archaeologists are interested in learning about how people interacted with one another, traveled around the countryside, and lived. Understanding the past may help us better understand both our own as well as other cultures' societies.
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how do asteroids and comets differ from each other?
There are asteroids that are round, elongated, and even have satellites. A comet orbits the Sun similarly to an asteroid, however unlike an asteroid, it is made of ice and dust.
What makes asteroids and comets different from one another?(1) Comets are made of frozen gases held together by stony and metallic material, whereas asteroids are tiny rocky planetoids. (2) Comets are typically found between Venus and Mercury, whereas asteroids are mostly found between the orbits of Jupiter and Mars.
What are comets and asteroids?Comets are celestial objects that travel in an extended orbit around the Sun. Small chunks of rock known as meteoroids orbit the Sun. They typically consist of gases, ice particles, and dust. Some meteoroids travel quickly as they enter the atmosphere of the Earth.
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Which is one drawback of using desalinization to produce usable water?
Responses
A. It drives down the cost of freshwater.
B. It threatens freshwater sources.
C. It harms agricultural areas.
D. It uses large amounts of energy.
Answer:
it threatens fresh water
Explanation:
i am pretty sure because I just learned this but it may also be letter a but my best guess is letter b
please mark brainliest
is this statement true or false? desertification can be caused either by climate change or destructive land use.
Answer: True
Explanation:
scription and analysis of patterns of spatial organization must occur at scales ranging from local to global because our world is increasingly interdependent.
As the South Atlantic basin widens by seafloor spreading at a divergent plate boundary, Africa and South America are moving closer together. True or False
False, Africa and South America are getting closer as the South Atlantic basin widens due to seafloor expanding at a divergent plate boundary.
Explain the answer above?
Africa and South America are shifting away from each other as the South Atlantic basin widens due to seafloor spreading at a diverging plate boundary. Seafloor spreading is the formation of new oceanic crust at a divergent plate boundary, allowing the oceanic plates to move apart.
As a result, the width of the ocean basin increases, as does the distance between the continents on either side of the boundary.
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the xia and shang dynasties were located in what river valley?
The Mythical Time, when according to legend the Xia dynasty reigned China, is the earliest period in chronicled traditional Chinese mythology. According to legend, the Shang conquered the Xia to established the Shang dynasty, its first recognized dynasty.
What Chinese dynasty existed first?The Mythical Time, when according to legend the Xia dynasty conquered China, is the longest period in record traditional Chinese history. The Shang are reputed to have overthrown the Xia to established the Shang dynasty.
The Xia dynasty: was it real?The Shang dynasty is the ancient Chinese dynasty whose legitimacy is confirmed by historical finds, but additional proof of the Xia dynasty's foundation may still be discovered.
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Something that removes carbon from the atmosphere is it sink,flux, reservoir, process or source
Answer: Photosynthesis, which is carried out by algae and terrestrial green plants, removes carbon from the atmosphere
Explanation:
which of the following occurred during the cenozoic era of the phanerozoic eon? multiple select question. the separation of australia and antarctica several very large continents formed and disappeared several times due to changes in sea levels. the separation of greenland and north america the formation of a supercontinent the continued growth of the atlantic ocean
The separation of Australia and Antarctica,The separation of Greenland and North America,The continued growth of the Atlantic Ocean are during the cenozoic era of the phanerozoic eon .
The Paleozoic, Mesozoic, and Cenozoic eras make up the three primary time periods that make up the Phanerozoic, the aeon of observable life, which are separated mostly by distinctive assemblages of life-forms. The kind of fossil that were discovered influenced the names of these. The word Cenozoic, which means "new life," refers to the most recent age. This is so because the fossils resemble modern-day animals and flora.
The Cenozoic Era covers the period from the extinction of the dinosaurs and to the present day. Mammals stepped in to fill the void left behind by the dinosaur extinction because mass extinctions provide conditions for new life to flourish. They developed into several species that we now identify, including humans! Cenozoic Era, the third of Earth's main eras, began around 66 million years ago.
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Summarize how glaciers formed the Midwest
The glaciers played a significant role in the formation of the Midwest region of the United States, shaping its landscape and creating many of its unique features. Its deposited large amounts of sediment and rocks, which served to reshape the landscape and create new habitats for plants and animals.
What was the impact of glaciers in the Midwest?The Midwest region of the United States was shaped by the actions of glaciers during the last Ice Age. During this time, large ice sheets covered much of North America and Europe, advancing and retreating in cycles. As the glaciers advanced, they scoured the landscape, carving deep valleys, shaping the topography, and depositing vast quantities of rock, soil, and other materials.
In the Midwest, the glaciers left behind large areas of fertile soil and created many of the region's distinctive features, such as rolling hills, glacial lakes, and river valleys. The glaciers also played a role in the formation of the Great Lakes, as they scoured out large basins and then retreated, leaving behind the lakes.
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What is accurate about seismic waves moving through the earth?
Answer:
What is accurate about seismic waves moving through the Earth? S-waves
Explanation:
(also called shear-waves) move through neither solids nor liquids.
How can mass extinction events be distinguished from background extinctions?
Mass extinction is characterized by a rapid decline in the number of species over a short period of time compared to background extinctions, which occur gradually over a longer period.
Why is the fossil record important in understanding extinction events?The fossil record is important in understanding extinction events because it contains evidence of past organisms and their environment. This allows researchers to infer the causes of extinction, such as climate change, pollution, or disease, and to better understand the impact of such events on the diversity of life on Earth. Furthermore, the fossil record can be used to measure the rate of extinction and compare it to the rate of speciation.
What are the two main theories for mass extinction events?The two main theories for mass extinction events are the asteroid impact theory and the volcanism theory. The former suggests that a large asteroid collision caused a global mass extinction, while the latter suggests that multiple large-scale volcanic eruptions caused significant changes in the Earth's climate and environment, resulting in a mass extinction.
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volcanoes form in several different ways. which choice is most similar in its formation to this mid-ocean ridge?
Volcanoes form in several different ways. The formation most similar to a ridge in the middle of the ocean is a volcano with a rocky center.
Volcano type volcano is a type of volcano with eruptions that have a large enough damaging impact in the form of large gases, due to a blockage in the volcanic channel within the magma dome which triggers the ejection of volcanic material from the mountain and is accompanied by a loud bang.
Following are some of the benefits of volcanic eruptions, consisting of:
Mineral sources, mineralized areas and groundwater potential are positive aspects that can be utilized from volcanic activity.Rain catchment areaFertile agricultural areas, soil fertility in the area is obtained from volcanic products that have experienced weathering. Various plantations were opened on the fertile volcanic slopes with a mild climate. Among other things, tea, quinine, cabbage, carrots, and various horticultures are cultivated on the slopes of the volcano.Area attractions, panoramic beauty of volcanoes with active craters with steep valleys, fumaroles and crater lakes are attractive to domestic and foreign touristsSource of energy, geothermal power generated from volcanic activity can be converted into electricity generation.You can learn more about Volcano here brainly.com/question/13286826
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a giant city-sized iceberg split off an ice shelf in what part of the world?
A massive iceberg the size of a city broke off an ice cap in Antarctica.
What exactly is an arctic ice?
Because ice shelves are an ocean component, they have no independent effect on the rate of sea level rise. They already frequently change from a solid to a liquid state. However, ice shelves support all of the land ice cover. Consider them a barrier preventing all land-based ice from flowing into the ocean.
Describe motion?
A body's position or direction changes over time. Movement across a plane or a curve is defined as translation. A rotation is a motion that changes the orientation of a body. The gradual change in an object's position over time is referred to as motion.
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Which of the following correctly describes a way in which Earth’s atmosphere interacts with the biosphere? Living organisms breathe gases in the atmosphere. Water moves between Earth’s surface and the atmosphere. Gases in the atmosphere trap incoming solar radiation. Carbon cycles between sediment on Earth and the atmosphere.
Answer:
The following describes a way in which Earth's atmosphere interacts with the hydrosphere; Water moves between Earth's surface and the atmosphere. The hydrosphere is the total amount of water on the planet including on the surface, in the air and underground. A planets hydrosphere can be liquid, vapor or ice. In the case of the earth the water that moves between the earth's surface and the atmosphere would include rivers, oceans, lakes and rainfall from clouds. These forms of moving water are a part of the earths hydrosphere.
Explanation:
A number of invasive species have been introduced in the Baltic Sea due to an increase in _________.
Answer:
Ship traffic
Explanation:
which of these best explains the african influence on brazilian culture?
The formation of an alliance between the African Union and Brazil of these best explains the african influence on Brazilian culture.
Why is Brazilian culture so heavily influenced by African customs?story's high points. In Brazil, African culture is present in everything from samba & carnival to food, music, and religion. The country's estimated four million slaves, or at least four times more than were brought to the United States over a 300-year span, are the source of its cultural history.
What are some traits of Brazil that reflect a fusion of cultural influences?Immigrants from Italy, Spain, Germany, Japan, and other European nations have contributed to several parts of Brazilian culture. The development of Brazilian cuisine, music, dance, language, and religion was greatly influenced by Amerindians and Africans.
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which major city is located on the prime meridian or at o° longitude?
Answer:
Greenwich England
Explanation:
describe in detail the four spheres that make up the planet; the biosphere, atmosphere, hydrosphere and lithosphere
The four spheres that make up the planet are biosphere, atmosphere, Hydrosphere and lithosphere.
Biosphere: The biosphere consists of the part of the Earth that has life, i.e. all ecosystems. The biosphere extends from the deepest root systems of trees, through the dark environments of ocean trenches, to lush rainforests, towering mountain peaks, and transition zones like this where marine and terrestrial ecosystems meet.
Atmosphere: The atmosphere is the layer of gas that surrounds the planet and is held in place by the planet's gravity. A planet retains an atmosphere when gravity is high and the temperature of the atmosphere is low. A star's atmosphere is the outer region of the star and consists of the upper layers of the opaque photosphere. Cold stars can have outer atmospheres containing complex molecules.
Hydrosphere: The hydrosphere is the total amount of water on the planet. The hydrosphere includes water found on the planet's surface, underground, and in the air. A planet's hydrosphere can be liquid, vapor, or ice. On Earth, liquid water exists on the surface in the form of oceans, lakes, and rivers.
Lithosphere: The lithosphere is the outer solid of the Earth. The lithosphere consists of the fragile upper mantle and crust, the outermost layer of the Earth's structure. It is surrounded by an atmosphere above and an asthenosphere below (another part of the upper mantle).
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for this question, ignore sand and gravel moved by rivers and wind and such surface processes, and think about the big motions that have affected death valley. what are they?
Death Valley in California has been subject to both tectonic and erosional forces.
Tectonically, the area has been affected by the San Andreas Fault, which runs along the eastern edge of the valley, as well as by the Sierra Nevada Fault, which runs along the western edge of the valley.
The two faults have caused Death Valley to drop in elevation over time, which has made it one of the lowest points in the United States. In addition to tectonic forces, Death Valley has been affected by erosional forces, such as wind and water.
Wind has created sand dunes throughout the valley, while water has caused erosion in the area’s canyons and has carved out the iconic Racetrack Playa. All of these forces have shaped Death Valley into the unique landform it is today.
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what impact can deforestation have on the biogeochemical cycles that operate on earth? select the best response.
Answer:
wind opporation of the earth
Averaging about 10 inches of rain a year, which is the driest state in the us?
Answer: Nevada
Explanation:
Where is the world's largest iceberg?
The largest iceberg reliably assessed using satellite imagery is iceberg B15, which calved from Antarctica's Ross Ice Shelf in March 2000 and according to NASA measured approximately 300 km long by 40 km wide (186 x 25 mi), with a surface area of 11,000 km2 (4,250 sq mi).
How did the biggest iceberg in the world end up?19 According to a research published in the journal Science Advances, another world-record breaker, A68a, which held the crown of the largest iceberg for around 3 years, was split in half by strong ocean currents after narrowly escaping colliding into South Georgia Island in late 2020.
Can an iceberg still sink a ship?Ships can avoid colliding with icebergs more often now because to advancements in radar technology, improved training for mariners, and iceberg monitoring equipment, but the consequences can still be deadly when they do. These items are quite uncommon. One of those low frequency, high effect dangers is this one.
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what happens to the sediment from the land that arrives on the active continetal marigins along the west coatsts of north and south america
When land-derived sediment reaches the active continental margins along the west coasts of North and South America, it goes through a complicated series of processes that ultimately determine its fate.
The silt is put through a variety of physical and chemical processes after it arrives, which causes it to be sorted and stratified into different strata.
In most sedimentary formations, the topmost layer is often made up of coarse sediments like gravel and sand, while the deeper layers are made up of finer sediments like mud and silt.
Sedimentary rocks can be formed as a result of the sediment being crushed and cemented over time. Additionally, part of the silt may be carried offshore by the ocean currents and subsequently dumped on the ocean floor.
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which of the following best characterizes the physical environment of tijuana, mexico? view available hint(s)for part a which of the following best characterizes the physical environment of tijuana, mexico? cool and humid dominated by a major river hot, dry desert rugged with high mountains a series of elongated islands connected by bridges
The physical environment of Tijuana, Mexico is best characterized as hot, dry desert.
This is because Tijuana is located in the Sonoran Desert, a large, arid region that stretches across the states of Sonora, Baja California, and the southwestern United States. The Sonoran Desert is characterized by its hot, dry climate, with temperatures often exceeding 40°C (104°F) during the summer months.
The average annual precipitation in Tijuana is only 11.5 inches (291 mm), with the majority of this falling during the winter and spring months. Summer is usually very dry, with no more than 2 inches (51 mm) of rain falling during the entire season. Summers are also very hot, with temperatures reaching over 100°F (38°C) during the day.
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when two plates move past each other what is the boundary called ?
A transform plate boundary, also known as a well-known transform plate boundary, arises when two plates slide past one another.
What do geographic boundaries mean?
Different parts of the Earth are divided by boundaries in geography. A natural barrier separating two or more locations is referred to as a physical border. Oceans, rocks, and valleys can all serve as physical barriers. To educate middle school kids more about physical limits, choose from the resources listed below.
What are boundaries in relationships?
A border is a distinct line. It can direct you as to when to stop. It might indicate the boundary between one object and another. Boundaries in any relationship establish where aspects of our personhood, identity, accountability, and control start and stop in regard to the other person.
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Most of the mass in the Milky Way Galaxy is located: A) in the halo (above/below the disk). B) within the disk. C) in the stars in the spiral arms
Most of the mass in the Milky Way Galaxy is located: the stars in the spiral arms of the galactic disk.
Option B is correct.
Which galaxy has the most mass?Supermassive black holes, which can hold billions of solar masses and are typically found at the center of galaxies, are capable of consuming an unimaginable amount of material. The supermassive black hole at the center of the galaxy appears to be the largest of the large.
What is located at the Milky Way's center?The first image of the massive black hole at the center of our own Milky Way galaxy has been released by astronomers. This result sheds light on the inner workings of black holes, which are thought to reside at the center of most galaxies, and provides overwhelming evidence that the object in question is in fact a black hole.
Incomplete question :
what makes up most of the mass of the milky way galaxy?
a. the dark matter halo
b. the stars in the spiral arms of the galactic disk
c. the stars in the galactic bulge
d. the gas and dust
e, the supermassive black hole at the galactic center
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which of the following is a positive feedback on climate question 3 multiple choice options increasing warming increases moisture in atmosphere which increases cloudiness increasing warming increases drought which causes surface to have higher albedo increasing warming melts polar sea ice which causes surface to have lower albedo increasing warming leads to greater biological growth which increases photosynthesis
Increasing Temperature melts the polar sea ice, which lowers the albedo of the surface.
Because the darker ocean absorbs more heat, more ice melts and the globe warms overall as the atmosphere and sea ice warm. Ice- has received an extraordinarily positive response. The fundamental positive feedback in global warming is the tendency of heat to increase the amount of water vapour in the atmosphere, which in turn causes greater warmth. A warming trend or something that accelerates is a feedback loop in climate change. Positive feedback speeds up a temperature rise whereas negative feedback slows it down. The surface feedback serves as an example of a positive feedback.
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continents a. plow their way through the sea floor. b. passively ride along as the sea floor spreads. c. may subduct if they are old and dense enough. d. have retained the same size and shape throughout earth's history.
Continents passively ride along as the sea floor spreads. The correct answer is option B.
Seafloor spreading is a geological process that occurs at mid-ocean ridges. In this process, tectonic plates got split apart from each other.
The cause of seafloor spreading is volcanic activity. Magma swells in fissures while the old crust is pulled. Cold seawater then cools the magma and forms a new crust. When this process occurs, continents typically ride passively as the ocean floor spreads. However, when continents are bordered by deep-sea trench systems, the ocean floor is plunged downward and underthrusting the continents.
Attached below is an image that illustrates the spreading process at a mid-ocean ridge.
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look at the different volcanoes with the camera angle pulled back. which volcano has the basalt flow that has the biggest elevation range (from top to bottom)? you can follow dark black lava flows from top to bottom in the game
The volcano with the largest elevation range from top to bottom is the Kilauea volcano in Hawaii. This volcano has a large basalt flow that runs from the summit of the volcano down to the sea, creating a steep elevation range of over 5,000 feet.
The Kilauea volcano in Hawaii is known for its large basalt flow, which extends from the summit of the volcano, down to the sea. This flow gives the volcano an elevation range of over 5,000 feet, making it the volcano with the largest elevation range, from top to bottom. The dark black lava flows that can be seen in the game are evidence of this large range. These flows have created dramatic landscapes, including cliffs and waterfalls, as the lava has slowly cooled and solidified. Additionally, Kilauea is one of the most active volcanoes in the world, and its eruptions have regularly reshaped the landscape surrounding it.
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When the number of deaths equals the number of new offspring, the
overall population size does not change. For each species, what is the
maximum weekly mortality that would result in no change in total
population size?
Answer:The maximum weekly mortality that would result in no change in total population size is equal to the number of new offspring produced in that same time period. In other words, if a species produces a certain number of new offspring each week, the maximum number of deaths that can occur in that same time period without affecting the overall population size is equal to the number of new offspring produced.
It is important to note that this assumes a stable and ideal population, without considering other factors such as habitat destruction, disease, or predation that may impact the population size. In reality, the maximum mortality may be lower due to these additional factors.
Explanation: