Which principle enables scientists to label rock layers or events in relative order?
Answers
The principle that enables scientists to label rock layers or events in relative order is the principle of superposition.
The principle of superposition states that in an undisturbed sequence of sedimentary rocks, the youngest rocks are found on top, while the oldest rocks are found at the bottom. This principle is based on the idea that sedimentary layers are deposited horizontally over time, with each new layer being added on top of the previous layers. Therefore, the layers that are closer to the surface are younger, and those deeper down are older.
By observing the order of rock layers and their relative positions, scientists can determine the relative ages of different events or formations. For example, if a layer of volcanic ash is found sandwiched between two layers of sedimentary rock, it can be concluded that the volcanic eruption occurred between the deposition of the two sedimentary layers.
The principle of superposition is a fundamental concept in stratigraphy, the study of rock layers and their relationships. It provides a valuable tool for understanding the sequence of geological events and reconstructing Earth's history.
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Related Questions
where is st.thomas located
Answers
Answer:
Saint Thomas, chief island of the U.S. Virgin Islands, in the eastern Caribbean Sea. It lies 40 miles (64 km) east of Puerto Rico.
I hope this helps!
Answer:
Saint Thomas is one of the Virgin Islands in the Caribbean Sea which, together with Saint John, Water Island, Hassel Island, and Saint Croix, form a county-equivalent and constituent district of the United States Virgin Islands, an unincorporated territory of the United States. The territorial capital and port of Charlotte Amalie is located on the island. As of the 2010 census, the population of Saint Thomas was 51,634, about 48.5% of the US Virgin Islands total. The district has a land area of 32 square miles.
Explanation:
PLEASE HELP ME ON THE FIRST QUESTION ASAP!!!! Ty
Answers
Answer:
Volcanic Eruptions
Explanation:
It says a " natural event " and a volcano erupting is a natural event
in selecting individuals best suited to fill certain social roles, personality and culture may become blended as political culture biases.
Answers
The selection of individuals for social roles can be influenced by the blending of personality, culture, and political biases.
The process of choosing people for particular social roles, like leadership roles or public offices, is influenced by a variety of factors such as personality, culture and political culture biases. Characteristics like charisma, self assurance and communication abilities frequently influence one's suitability for a given role.
Norms, values and beliefs within a culture also influence expectations and preferences for people in particular social roles. It's important to recognize that political culture biases can also be at work, where the prevailing political ideology or societal attitudes may favor particular people or groups. This confluence of political, cultural and personality biases may affect social role assignments and have an impact on the selection process.
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The complete question is "in selecting individuals best suited to fill certain social roles, personality and culture may become blended as political culture biases. if true explain"
Which of the following pairs were Greek city-states? Rome and Granada
Athens and Rome
Athens and Sparta
Sparta and Granada
Answers
Answer:
Athens and Sparta were Greek city-states
how do natural levees form? how do natural levees form? levees form as the result of the repeated flooding of a river within a floodplain. each time the floodwaters recede, the dissolved load that had been carried by the water drops out, building up levees along the banks of the river. levees form as the result of the repeated flooding of a river within a floodplain. each time the floodwaters recede, the suspended load that had been carried by the water drops out, building up levees along the banks of the river. levees form as the result of the repeated flooding of a river within a floodplain. each time the floodwaters recede, the bed load that had been carried by the water drops out, building up levees along the banks of the river. levees form as the result of the repeated flooding of a river within a floodplain. each time the floodwaters recede, they erode the banks of the channel into shelves called levees, thus making the channel wider and able to hold more water. levees form as the result of the repeated flooding of a river within a floodplain. each time the floodwaters recede, the suspended load that had been carried by the water drops out by first depositing silt-sized grains, then sand-sized grains, and then pebbles, thus building up levees along the banks of the river.
Answers
Levees form as a result of the repeated flooding of a river within a floodplain.
Each time the floodwaters recede, the suspended load that had been carried by the water drops out by first depositing silt-sized grains, then sand-sized grains, and then pebbles, thus building up levees along the banks of the river. These natural levees are formed due to the gradual accumulation of sediment along the edges of the river channel, which help to contain the river during future floods.
The sediment is carried downstream by the water, and when the water slows down and the energy decreases, it drops out and gets deposited on the riverbanks, creating a natural barrier that protects the surrounding land from flooding. Over time, these levees become higher and more pronounced, as the sediment continues to build up along the riverbanks.
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Graph the equation y = 3x2 - 5.
4
3
A.
O
B.
-6-5-4-3-2 1. 1 2 3 4
4 8 12 16 20
x
X
-20 -16 -12 -8 -4
-4
-8
-12
-16
-20
y
20
16
12
3
4
1
C.
O
D.
6-34-3
23
5 6
-20 -16 -12 -8 4
4 8 12 16 20
OWN
Answers
Answer:A
Explanation:
How come large and igneous rocks usually get collected near rivers and not different types or sizes of rocks?
Answers
Answer:
Igneous rocks can have many different compositions, depending on the magma they cool from. They can also look different based on their cooling conditions. For example, two rocks from identical magma can become either rhyolite or granite, depending on whether they cool quickly or slowly.
Factors that influence the birth rate of a country ?
Answers
Answer:
Child mortality rates or industrial workers
Explanation:
If children die young the parents will have lots of children to counter the children that die. so the parents might have 7 children to make up for the fact 4 might die if there is no hospitals to make sure the children live till adulthood.
morden or industrial countries less people want to have children as they want to follow there dreams so this will slow down the birth rate.
Describe the differences between a command economy and a traditional economy.
Answers
Answer:
A command economy's peoduction, prices, and incomes are determined by the government, while a traditional economy has no government.
Which piece of evidence did Alfred Wegener's original theory of continental drift have access to?
1 reversing paleomagnetism in rocks on the ocean floor
2 a seafloor that was geologically active with earthquakes, volcanoes, and mountain chains
3 mountains in North America appearing to match up with mountains in Northern Europe
4 seafloor spreading at mid-ocean ridges
Answers
1. Reversing paleomagnetism in rocks on the ocean floor
Paleomagnetism indicated that parts of Earth's crust had shifted their positioning over geologic time.
Answer:
3 mountains in North America appearing to match up with mountains in Northern Europe - Wegener's original theory of continental drift was based on the observation that the continental landmasses of the world appeared to fit together like pieces of a jigsaw puzzle. He noticed that the mountain ranges of North America seemed to match up with those of Northern Europe, suggesting that these landmasses had once been connected.
As compared to freshwater, saline ocean water is ___________ and therefore provides _________ support to floating objects.
Answers
As compared to freshwater, saline ocean water is denser and therefore provides greater support to floating objects. o, the correct answers are denser and greater.
As compared to freshwater, saline ocean water is denser and therefore provides greater support to floating objects. The density of water is influenced by the concentration of dissolved salts and other substances. Ocean water has a higher salt content, which increases its density compared to freshwater.
The density of water is measured in units of mass per unit volume, typically grams per cubic centimeter (g/cm³) or kilograms per cubic meter (kg/m³). The average density of freshwater is about 1 g/cm³ or 1000 kg/m³, while the average density of seawater is around 1.025 g/cm³ or 1025 kg/m³.
The increased density of seawater is due to the presence of dissolved salts such as sodium chloride, magnesium chloride, and calcium chloride. These salts increase the overall mass of the water, making it denser than freshwater.
This higher density provides greater buoyant force and support to floating objects. Objects that would float in freshwater may float even more easily in saline ocean water due to the increased density and buoyancy.
In summary, saline ocean water is denser than freshwater and provides greater support to floating objects due to its higher density and increased buoyancy.
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Write a paragraph describing how reservoirs are used in west Africa
Answers
Reservoirs are used in West Africa for a variety of purposes, including irrigation, the generation of electricity, and the provision of drinking water. Reservoirs are a crucial tool for controlling and storing water resources because water is unpredictable and scarce in many parts of the region, particularly in the Sahel.
One of the main purposes of reservoirs in West Africa is for irrigation. By gathering and storing water during the rainy season, reservoirs can provide farmers with a consistent water source throughout the dry season, allowing them to grow crops all year long. In countries like Ghana and Côte d'Ivoire, reservoirs are used to support agriculture and generate hydropower.
The provision of drinking water is another significant function of reservoirs in West Africa. Reservoirs are a common source of clean, safe drinking water in the region's cities and villages. Reservoirs are occasionally utilized for leisure activities like boating and fishing.
Reservoir building, however, may potentially have detrimental effects on nearby ecosystems and populations. Large-scale dam projects have the potential to uproot entire towns, change river flows and ecosystems, and have downstream effects including declining fish populations and accelerated erosion. Reservoirs must therefore be carefully planned and managed to ensure that their positive effects exceed their negative ones.
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States sharing boundary with China
Answers
Answer: Jammu and Kashmir, Sikkim, Uttarakhand, Arunachal Pradesh and Himachal Pradesh
Explanation:
Which phrase describes a feature of groundwater?1. feeds rivers2. provides habitats3. makes up 75% of fresh water4. used for hydroelectric power
Answers
The phrase which describes a feature of groundwater is to feed rivers. Groundwater is replenished from above; it may naturally drain from the surface through springs and seeps, and it can create oasis or wetlands.
Water found in soil, rock, and rock formation fissures is known as groundwater. Additionally, it might be located underneath the Earth's surface. Groundwater makes up around 30% of the world's easily usable freshwater.
Groundwater receives top-down replenishment; it may naturally flow from the ground through streams and cracks; and it can produce oasis or wetlands. Groundwater is routinely drawn out of the earth and used in industrial, municipal, and agricultural uses by digging and operating extraction wells. Pollution in groundwater is less obvious than that in rivers and lakes, but it is also more challenging to clean up. The most frequent cause of groundwater contamination is inappropriate garbage disposal on land.
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HELP !!! I'm stuck any help would be appreciated
Answers
Answer:
the 3rd one
Explanation:
Answer: the answer is 65 millon years
Explanation:
Para conservar los niveles bajos de contaminación y mejorar la calidad del aire a los que se llegó en la cuarentena, qué es lo que debe hacer la humanidad?
Answers
Answer:
Uso de vehículos eléctricos y evitar el uso de combustibles fósiles.
Explicación:
Para preservar los bajos niveles de contaminación y mejorar la calidad del aire alcanzada en la cuarentena, reduzca el uso de combustibles fósiles que se utilizan para la producción de energía, industrias y vehículos. Los vehículos producen la mayor cantidad de dispositivos de dióxido de carbono que causa la contaminación del aire. Durante el cierre, hay menos cantidad de contaminación porque hay menos vehículos en las carreteras. Deberíamos utilizar vehículos que funcionen con electricidad porque no produce contaminación y, por lo tanto, se mejorará la calidad del aire.
Can Avalanches be prevented?
Answers
Answer:
In some avalanche paths that affect the highway, avalanches cannot be avoided, but the risk of an encounter can be decreased.
Explanation:
Special fences, nets, or man-made walls can affect how the snowfall behaves and in which direction it moves in order to control avalanches. Small snow accumulations will be released by explosives, preventing larger accumulations from happening.
Answer: They can't be prevented entirely
Explanation: However, they can be prevented if you look at the weather avalanche forecast.
a narrow strip of land that connects two larger landmasses
Answers
A narrow strip of land that connects two larger land masses and separates two water bodies is called an Isthmus.
Since Isthmus lies at the connecting point of two large landmasses, its strategic location makes it ideal for setting up ports, canals, military camps, stations, etc. A natural outcome of such structures would be enhanced communication, exchange of knowledge, culture, and robust trade through this connection.
Some examples include the Isthmus of Panama which links continents of North and South America and separates the Pacific Ocean from the Atlantic Ocean. The Isthmus of Suez links the continents of Asia and Africa and separates the Red Sea from the Mediterranean Sea.
Both the above-mentioned Isthmus are expeditors of large-scale trade across the world. About 14,000 ships cross the Panama Canal between the Atlantic and Pacific Oceans every year.
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Define the main forms of pollution and resource
depletion and identify the major problems associated with each
form.
Answers
Pollution is the introduction of harmful substances or contaminants into the environment, while Metaphor resource depletion refers to the excessive use or exhaustion of natural resources. There are several main forms of pollution.
This occurs when harmful gases, particulate matter, or chemicals are released into the atmosphere, usually from industrial activities, vehicles, or burning of fossil fuels. It leads to respiratory problems, smog formation, climate change, and damage to ecosystems.
It happens when pollutants such as chemicals, sewage, or waste enter bodies of water like rivers, lakes, or oceans. Water pollution can harm aquatic life, contaminate drinking water sources, and cause diseases in humans and animals. This refers to the contamination of soil with pollutants like pesticides, heavy metals, or industrial waste. It affects the fertility of soil, damages crops, and poses health risks when polluted soil is used for agriculture or construction purposes.
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Câu 20:
Khu vực Nam Á có khí hậu:
A.
Xích đạo
B.
Cận nhiệt đới
C.
Nhiệt đới gió mùa.
D.
Nhiệt đới khô
Answers
Answer:
Explanation:
D
Stage 4 of the Demographic Transition Model represents
A Tertiary Societies
B Transitional Societies
C Neolithic Societies
D Industrial Societies
Answers
Answer: Industrial Societies
Explanation:
"In demography, the Demographic Transition is a phenomenon and theory which refers to the historical shift from high birth rates and high death rates in societies with minimal technology, education (especially of women) and economic development, to low birth rates and low death rates in societies with advanced technology, education, and economic development, as well as the stages between these two scenarios."
During Stage 4 there are both low birth rates and low death rates. Birth rates may drop to well below replacement level as has happened in countries like Germany, Italy, and Japan, leading to a shrinking population, and a threat to many industries that rely on population growth. As the large group is born during stage two ages, it creates an economic burden on the shrinking working population. Death rates may remain consistently low or increase slightly due to increases in lifestyle diseases due to low exercise levels and high obesity rates and an aging population in developed countries. By the late 20th century, birth rates and death rates in developed countries leveled off at lower rates.
Stage 4 of the Demographic Transition Model represents Industrial Societies. Thus, option D is correct.
What is the Demographic Transition Model?The Demographic Transition Model (DTM) depends on verifiable populace patterns of two segment qualities - the rate of birth and passing rate - to propose that a nation's all-out populace development rate spins through stages as that nation grows monetarily.
In this model, it was represented as the way that the populace was the one that will be figuring out the way that the commodity was being purchased. Industrial development was a major part of the development that was present.
Therefore, option D is correct.
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lgbtq rights doe
true or false?
Answers
wym???.........................
True
Explanation:Have a good one!
(✿◠‿◠)according to brazilian food critic luiz américo camargo, eating out at fancy restaurants in brazil 20 years ago was ____.
Answers
Luiz Américo Camargo, a culinary critic from Brazil, claims that 20 years ago, eating out at upscale restaurants was less common and sophisticated than it is today.
Brazil is the biggest nation in South America and ranks fifth in the globe in terms of both population and land area. It is renowned for its rich natural resources, diversified cultural heritage, and famous sites like the Amazon rainforest, the Cristo Redentor statue, and the Carnival celebration. Brazil's economy is diversified, with both sophisticated businesses and a sizeable percentage of the people living in poverty. The nation produces a significant amount of meat, soybeans, and coffee, and its technology industry is expanding. Despite a recent corruption scandal and a convoluted political history that includes authoritarian periods, Brazil is today a democratic republic with a president and a federal government.
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the main ways sediment enters a river are mass movement and ____________________.
Answers
The main ways sediment enters a river are mass movement and weathering erosion.
Sediment enters a river through two primary processes: mass movement and weathering erosion. Mass movement refers to the downhill movement of soil, rock, or debris under the influence of gravity. This can occur due to various factors such as landslides, rockfalls, or slope failures. When mass movement events happen near a river, the sediment is transported into the river channel through erosion and deposition processes.
Weathering erosion, on the other hand, involves the breakdown and removal of rocks and soil due to weathering processes such as wind, water, and ice. Weathering erosion occurs over a long period and gradually wears down the surface of rocks and soil. As weathering processes act upon the landscape, they detach and transport sediment particles, which eventually find their way into nearby rivers through runoff or direct erosion of river banks.
Both mass movement and weathering erosion play significant roles in supplying sediment to rivers. This sediment influx is vital for river ecosystems, influencing channel morphology, nutrient cycling, and habitat creation for aquatic organisms.
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How many rivers are labeled on the map.
Answers
Answer: i need the picture of the map to answer this question please.
Explanation:
Answer: its 9
Explanation:
Can our culture help us interpret the world we live in? Why?
Answers
Answer:
Our culture represents our traditions, our history, our celebrations, our holidays, food, ancestry, and race.
Explanation: Think about your culture. What is your history? Your ancestry? Your traditions and celebrations?
I hope this helped. Have a nice day.
Answer:
Culture creates the world we live in. It also allows us to understand and interpret our own actions and the actions of others. Culter is the beliefs, values, mind-sets, and practiices of a group of people.
Explanation:
Understanding so you can properly interpret someone's words and actions means you can effectively interact with them.
Question 1: what can the moon tell us about our sustainability for food?
Question 2: Why would cultures depend on the moon for their livelihood?
Answers
Moon cycles are important in agriculture because plants' growth depends on these cycles (gravitational and light generating force), thereby supporting cultural/society development.
What are moon cycles?The Moon cycle can be defined as the period of time between the emergence of a new Moon and the next Moon, which consists of approximately 29 days and 12 hours.
The fourth quarter in the moon cycle is considered the best period to cultivate due to the less gravitational force and high moonlight, which allow optimum plant growth.
In conclusion, moon cycles are important in agriculture because plants' growth depends on these cycles (gravitational and light generating force), thereby supporting cultural/society development.
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The Maximum Daily Temperature for a particular day was recorded as 30 c
and the Minimum Daily Temperature as 15 c. Calculate the Diurnal Range
of Temperature for that day.
Answers
crater density can help estimate a planet's age. match the planet's relative age to the description of craters on it.
Answers
Old Planet: lots of densely packed craters of all sizes.
Moderate Planet: many craters some densely packed of varied sizes.
Young Planet: a few craters some big some small.
An nearly circular depression in the ground brought on by volcanic activity is known as a volcanic crater. It often takes the form of a bowl-shaped feature with one or more vents. Molten magma and volcanic gases rise during volcanic eruptions through a conduit from an underground magma chamber to the crater's vent, where the gases escape into the air and the magma is released as lava. A volcanic crater may have substantial size and occasionally a significant depth. A caldera is a bigger depression that develops when a volcano's magma chamber empties sufficiently during some types of explosive eruptions for an area above it to sink.
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If light intensity is 5% of surface light intensity at 10m of depth in a lake that has a maximum depth of 350 m, the value of the light extinction ?
Answers
If light intensity is 5% of surface light intensity at 10m of depth in a lake that has a maximum depth of 350 mhe, then light extinction coefficient in this lake is approximately 0.1609 m⁻¹. This means that for every meter the light travels through the water, its intensity will be reduced by 16.09%.
In this case, we know that the light intensity at 10m of depth is 5% of the surface light intensity. This means that the light has already been reduced by 95% as it travels through the first 10m of water.
To find the light extinction coefficient (which is often denoted by the symbol "k"), we can use the formula:
I = I₀e^(-kz)
Where I is the light intensity at depth z, I₀ is the surface light intensity, and e is the base of the natural logarithm. We can rearrange this formula to solve for k:
k = ln(I₀/I) / z
Plugging in the values we know, we get:
k = ln(1/0.05) / 10
k = 1.609 / 10
k = 0.1609 m⁻¹
So the light extinction coefficient in this lake is approximately 0.1609 m⁻¹. This means that for every meter the light travels through the water, its intensity will be reduced by 16.09%.
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