Mineral identification is the process of examining a mineral's properties to determine its identity.
To do this, geologists employ a variety of methods, including examining the mineral's physical properties, chemical properties, and crystal structure. Identification tests for minerals are based on their physical and chemical properties, as well as their crystal structures.
The physical properties of minerals are the most easily observable and are the first ones to be used in mineral identification. The physical properties of minerals include color, streak, luster, hardness, cleavage, fracture, specific gravity, and crystal habit.
Chemical properties are used in mineral identification as well. The chemical properties of minerals include the ability to effervesce (fizz) when in contact with an acid, as well as their reaction to heat, magnetism, and light. Crystal structure is another important property of minerals and is used in their identification. This refers to the way the atoms and molecules that make up the mineral are arranged. The most common crystal structures are cubic, tetragonal, hexagonal, orthorhombic, monoclinic, and triclinic.
In summary, identification tests for minerals are based on their physical and chemical properties, as well as their crystal structure.
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The half of the globe containing the greatest amount of land surface, centered on western Europe is called the ___________.
Answer:
LAND HEMISPHERE IS THE ANSWER FOR THIS QUESTION.
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How much human life depends on rocks?Explain
Answer:
Rocks and minerals are all around us! They help us to develop new technologies and are used in our everyday lives. Our use of rocks and minerals includes as building material, cosmetics, cars, roads, and appliances. In order maintain a healthy lifestyle and strengthen the body, humans need to consume minerals daily.
Cold front impact positively and negatively on economy,agriculture and humans in SA cape town
Some positive impact of Cold-front includes an increase in retail sales while some Some negative impact includes over-flooding, heavy rain destroying farm etc.
What is a cold front?A cold front refers to a transition zone whereby the cold air mass is replacing a warmer air mass.
This phenomenon is also related to stormy weather because its an intense weather changes such as thunderstorms, heavy rain, hail, lightning etc
Some positive impact of Cold-front in SA cape town includes an increase in retail sales of Apparel, Heating Equipment, need for cotton etc.
Some negative impact of Cold-front in SA cape town includes over-flooding, heavy rain destroying farm etc
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explian how pollution domes increase the maintenance costs of bulit environment for people living in the city
Modern air pollutants have the ability to destroy organic coatings and polymers, which are crucial to modern structures, while rising levels of fine diesel soot ruin the clean, basic surfaces and lines typical of many modern structures.
What is pollution?The introduction of pollutants into the environment's natural systems results in negative change, which is referred to as pollution. Any substance, whether solid, liquid, or gas, or energy, can be considered a kind of pollution (such as radioactivity, heat, sound, or light).
The constituents of pollution, known as pollutants, might be either naturally existing contaminants or substances or energy that are not of our own making. Despite the fact that natural disasters can result in environmental contamination, the word pollution often suggests that the toxins are manmade, or that they came from human activity.
Point source pollution and nonpoint source pollution are two common classifications of pollution.
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how to do 350 degrees
Answer:
First, you do a 360 circle, divided by 36 like a pizza which is 10, times the 10 by 35 which is 350, just take a slice out.
Explanation:
Which factor is the most accurate in determining the absolute age of two rocks?.
Answer:
Explanation:
In determining the absolute age of two rocks, the most important thing is the radioactive dating of the rocks to compare the radioactive isotopes within them. Absolute dating involves ascribing numerical age to a rock body. It is usually done by the process of radioactive dating in which the number of daughter to parent isotopes are compared.
Which province/territory has the lowest population in Canada in 2016?
Answer: The Northwest Territories is Canada's most populated territory, with 41,462 persons (0.1 percent of the country's population) in 2016.
Explanation: Prince Edward Island, with a population of 142,907 people in 2016, is Canada's least populated province. Yukon, with a population of 35,874 people, is Canada's least populated territory.
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Which of the following sets of numbers could represent the three sides of a triangle? O {11, 17, 26} O {8,10,19} Submit Answer O {13, 22, 37} O {8, 11, 20}
Answer:
O {11, 17, 26}
Explanation:
Only {11, 17, 26} can represent the sides of a triangle.
One very important rule to take note of is that:
The value of any side of triangle is greater than the difference between any two sides and less than the sum of the two sides.
{11, 17, 26}
So;
lets assume the third side = y = 26
17 - 11 < y < 17 + 11
6 < y < 28
Since y is between 6 and 28, it satisfies the expression and it is true.
Which of the following statements best describes a similarity between dry climate zones and high latitude zones?
A.
Both have warm temperatures all year.
B.
Both occur only on one continent.
C.
Both experience low levels of precipitation.
D.
Both occur only in coastal areas.
Please select the best answer from the choices provided.
A
B
C
D
Answer:
C
Explanation:
since oceanic crust is continually being produced, the size of earth is increasing. T/F.
This statement is false. While it is true that new oceanic crust is constantly being formed at mid-ocean ridges, the overall size of the Earth remains relatively constant. This is because, in addition to new crust being formed, old crust is also being destroyed at subduction zones where it is pushed back down into the mantle. This process, known as the rock cycle, maintains a relatively steady balance between crust production and destruction, meaning that the size of the Earth remains relatively stable over time.
While there are other factors that can cause the Earth's size to change over long periods of time, such as impacts from large meteorites or gradual accretion of interplanetary dust, the ongoing production of oceanic crust is not one of them.
False. While oceanic crust is continually being produced through the process of seafloor spreading, it is also being recycled back into the Earth's mantle at convergent plate boundaries, specifically at subduction zones. This process maintains the Earth's size in a balanced state, preventing it from continuously increasing.
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Whats the 25th Island of Greece?
Explanation:
Amorgos
The name of Greece's 25th Island is Amorgos. It's the easternmost island of the Cyclades. It consists of the Amorgos municipality, which has an area of nearly 127 square kilometers. Its population is tiny at almost 1980 people
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what are the similarities between solar nebula hypothesis and the big bang theory?
Compare and contrast the main difference between weathering and erosion.
Answer:
Explanation:
Erosion and weathering are the processes in which the rocks are broken down into fine particles. Erosion is the process in which rock particles are carried away by wind and water. Weathering, on the other hand, degrades the rocks without displacing them.
How has western europe responded to its declining birth rate?
A) Limiting migration
B)Raising the retirement age
C)Decreasing taxes for couples with multiple children***
D)outlawing birth control
E)Finning families with only one child
I believe c is the answer, because in other places with growing birth rates, they tax the couple for having multiple children. Am I correct?
Why do mantle rock rises?
Answer:
The rocks that make up Earth's mantle are mostly silicates—a wide variety of compounds that share a silicon and oxygen structure. As the mantle rocks melt they form magma. The magma collects in a magma pool. Because the magma is less dense than the surrounding mantle material it will rise.
Explanation:
Using the Skygazer's Almanac for 2022 at 40 degrees. What time
does Saturn set on 26 September?
On September 26, 2022, at 40 degrees latitude, Saturn sets at a specific time. To determine the exact time of Saturn's setting on a specific date and location, I recommend consulting an updated astronomical almanac or utilizing astronomical software or websites that provide real-time celestial information.
To accurately determine the time of Saturn's setting on September 26, 2022, at 40 degrees latitude, various factors need to be considered, such as the specific location within the latitude, the observer's local time zone, and the elevation of the observer's horizon.
Astronomical almanacs, like the Skygazer's Almanac, provide detailed information on celestial events like the setting and rising times of celestial bodies.
These almanacs take into account the observer's location and provide accurate predictions. However, as my training only goes up until September 2021 .
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The Skygazer's Almanac for 2022. However, I can provide you with a general approach to determine the time of Saturn's setting on a specific date.
To find the time of Saturn's setting on 26 September at 40 degrees latitude, you would typically consult an astronomical resource or a reliable sky-watching application that provides information about celestial events. These sources can provide precise data on the positions and times of astronomical events like the setting of Saturn.
They take into account your specific location and provide accurate information for a given date. I recommend referring to a trusted astronomical almanac, planetarium software, or an astronomy website to obtain the exact time of Saturn's setting on 26 September at 40 degrees latitude.
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Insurance payments that are given to employees if they are injured on the job are called __________. A. unemployment insurance B. workman's compensation C. disability insurance D. social security
Answer:
B is right just got 100% pls mark brainliest
Explanation:
Which of the following explains why a country with a high physiological density (e.g., Japan, Egypt, or the Netherlands) risks exceeding its carrying capacity?
А) The population is clustered in key areas, so rural populations will not have easy access to public services such as schools and hospitals
B) The population places a large amount of pressure on the arable land to produce enough food without risking severe environmental degradation
C) The population is evenly dispersed throughout the country, so it is difficult to maintain infrastructure such as roads and telecommunication networks for the entire country
D) There is a large number of people per unit of total land area, so there is no available land for farmers to raise crops and other food products
E) The amount of farmers per unit of land area in these countries is too low to be able to support their populations.
Answer: B
Explanation:
Because of the smaller amount of arable land in the countries
The reason a country with a high physiological density (e.g., Japan, Egypt, or the Netherlands) risks exceeding its carrying capacity is that
"The population places a large amount of pressure on the arable land to produce enough food without risking severe environmental degradation."
This is based on the idea that the greater the physiological density of a country is, the higher the tendency the country's agricultural land output will reach its limit.
Hence, in this case, the correct answer is option B.
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As ocean temperatures increase, will the amount of carbon dioxide entering the ocean increase, decrease, or stay the same?
Researchers are trying to find strategies to boost the amount of calcium carbonate in the oceans.
As ocean acidification increases the amount of carbonate ions available, they bond with too much hydrogen, making fewer carbonate ions available for calcifying organisms to build and maintain their shells, skeletons, and other calcium carbonate structures. Calcium carbonate is a compound called CaCO3, which is found in nature as calcite and aragonite as well as in plant ashes, bones, and shells. Increased atmospheric CO2 concentrations result in processes in the water that lower the pH and the amount of calcium carbonate, which is why ocean acidification refers to the lowering of sweater pH and carbonate saturation that follows.
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2 ways to calculate damages under implied warrantee of habitability
The two ways to calculate damages under implied warranty of habitability are (1) actual damages and (2) constructive eviction.
Under the implied warranty of habitability, landlords are required to maintain rental properties in a habitable condition that is safe, sanitary, and fit for human habitation. If the landlord breaches this warranty, the tenant may be entitled to damages. The two ways to calculate damages are:
Actual damages: This compensates the tenant for any harm or injury suffered as a result of the breach of the warranty. For example, if the landlord fails to repair a leaking roof, and the tenant's personal property is damaged as a result, the tenant may be entitled to damages to cover the cost of repairing or replacing the damaged property.
Constructive eviction: This occurs when the landlord's breach of the warranty makes the rental property uninhabitable or substantially interferes with the tenant's use and enjoyment of the property. In such cases, the tenant may terminate the lease and recover any rent paid during the period of the breach.
For example, if the landlord fails to provide heat during the winter, the tenant may be entitled to terminate the lease and recover any rent paid during the winter months.
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new research based on footprints found in the us southwest suggests humans may have been in north america before 21,000 years ago. 21,000 years ago was the radiocarbon date of organic material in the layer above the footprints. therefore, this layer functioned as a: anthro 2ac
The layer above the footprints found in the US Southwest functioned as a marker for the radiocarbon date of organic material, which was 21,000 years ago. This means that humans may have been in North America before this time period, as suggested by the new research based on the footprints.
Radiocarbon dating is a technique used to determine the age of organic materials based on the decay of carbon-14 isotopes. The layer above the footprints served as a reference point for the radiocarbon date of the organic material found in it. This date of 21,000 years ago suggests that humans may have been in North America before this time period, which challenges the previously held belief that humans arrived in the Americas around 13,000 years ago. However, further research is needed to confirm this theory and determine the exact timeline of human migration to North America.
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Stage 4 of the Demographic Transition Model represents
A Tertiary Societies
B Transitional Societies
C Neolithic Societies
D Industrial Societies
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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How many islands are there in the world
Fires, factory waste, and automobile exhaust are major causes of __________ in South and Southeast Asia. A. water pollution B. desertification C. deforestation D. air pollution
Answer: D: Air Pollution
Explanation:
Answer:
It’s d
Explanation:
What can be accurately said about
Earth's continents?
A. They fit together like an enormous jig-saw
puzzle.
B. They have nothing in common.
C. they have always been shaped how they are
now.
D. They have never been connected.
Answer:
A. They fit together like an enormous jig-saw
puzzle.
A long period of climate cooling during which ice sheets spread beyond the
polar regions is called a
Answer:
ice age
Explanation:
Definition: a glacial episode during a past geological period
Reflection Prompt:
How do the economic situations of a country/region affect the population?
Higher wages tend to increase the cost of having children, lower the desire for children, and restrict population growth.
What is Population?The term "population" is frequently used to describe the total number of people living in a particular location. To estimate the number of the resident population within a certain territory, governments conduct censuses.
A population is a collective group you are interested in judging. A sample is a particular group from whom you will collect data. Every single time, the sample size is less than the whole population. In research, a population is not typically used to refer to individuals.
Which three elements influence population?
This equation states that there are three variables that can affect population change: (1) migration patterns; (2) natural increases in birthrates; and (3) natural decreases in death rates.
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The economic situation of a country or region can significantly impact the population in several ways. A strong economy can lead to job growth, rising wages, and increased consumer spending, which can lead to a higher standard of living and overall well-being for the population. On the other hand, a struggling economy can result in high unemployment, reduced consumer spending, and a decline in the standard of living. This can lead to poverty, hunger, and homelessness, and put strain on the health and social systems of the country. Furthermore, economic disparities within a region can cause social unrest and political instability, which can further affect the population's quality of life. Ultimately, the economic situation of a country or region can have a profound impact on the population and their standard of living.
Please select the word from the list that best fits the definition
all citizens share in running the government
Answer: democracy I believe
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Explanation:
What did the Brazilian government do in the 1940-1950s to easy poverty? Select one: a. develop the interior portions of the country O b. develop the exterior portions of the country O C. c. develop the larger cities of the country d. develop the smaller cities of the country
The Brazilian government started erecting hydroelectric dams, oil refineries, and steel mills in the 1940s and 1950s.
Why do so many farmers in Brazil live in poverty?The serto in Brazil, where the soil is poor and there is little grazing land, is home to many farmers. Few people can afford the pricey farm machinery that would increase productivity. What steps has the Brazilian government taken to encourage economic growth.
What steps has Brazil taken to fight poverty?Brazilian policymakers actively pursued social programs for redistribution in addition to economic growth. Growth consequently improved living conditions for a large portion of the population through higher earnings and social payments.
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How did the collapse of the Soviet Union and the end of the Cold War alter the map of
Eastern Europe and Central Asia? What potential problems could emerge as a result of these alterations?
Answer:
The collapse of the Soviet Union resulted in the creation of multiple new countries in Eastern Europe and Central Asia. A potential problem of this was the rise of nationalism and expansionism.
Explanation:
The Soviet Union, even though heavily centralized, was actually a federation of numerous states, with Russia being the absolute owner of power in it. As the Soviet Union started to fall apart, multiple of these federal states managed to gain independence, thus changing the map of Eastern Europe and Central Asia by creating numerous new political entities.
wOne problem that was a potential problem, developed, but still haven't made a big problem was the rise of nationalism and expansionist politics. Many countries wanted to have territory that belonged to other countries because they thought that it belongs to them traditionally. Luckily, most of these tensions have been sorted out diplomatically, with the only incidents occurring in Central Asia, mostly because of Uzbek aggression toward Tajik and Kyrgyz populations.