Which of the following is not a unit of geologic time? А epoch B millennium era D age​

The correct answer to the question is a. The oil window refers to the relatively narrow range of temperatures in which oil can form, which is typically between 90°C to 160°C.

Here's a step-by-step explanation of why option a is the correct answer: 1. The oil window: Oil is formed through a process called thermal maturation, which occurs when organic matter buried deep within the Earth is subjected to increasing heat and pressure over time. The oil window represents the specific temperature range in which this transformation from organic matter to oil occurs.

2. Temperature range: Within the oil window, the temperatures typically range from 90°C to 160°C. These temperatures are considered optimal for the conversion of organic matter into oil. If the temperature is too low, the organic matter may not undergo the necessary chemical changes to form oil. If the temperature is too high, the organic matter may instead undergo thermal decomposition and produce natural gas.

3. Formation of oil: During the oil formation process, organic matter, such as algae or plant remains, undergoes a series of chemical reactions that transform it into hydrocarbons, which are the main components of oil. These hydrocarbons accumulate in porous rocks, forming oil reservoirs that can be extracted.

To summarize, the oil window refers to the specific temperature range of 90°C to 160°C in which organic matter undergoes thermal maturation and transforms into oil. This is the most favorable range for oil formation, allowing hydrocarbons to accumulate and create oil reservoirs.

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The effects of wildfire  option C. are usually temporary

Wildfire effects are typically temporary in nature. While wildfires can cause immediate devastation and destruction, ecosystems have evolved mechanisms to recover and regenerate over time. The resilience of ecosystems allows them to bounce back from the impacts of fire.

After a wildfire, plant life may initially appear scorched and damaged. However, many plant species have adapted to fire and possess specialized mechanisms to recover. Some plants have fire-resistant seeds that are stimulated to germinate by heat or smoke. Others have underground structures, such as bulbs or rhizomes, that survive the fire and sprout new growth. Additionally, some tree species have thick bark that protects them from the flames.

Furthermore, wildfires can have positive ecological effects in the long run. They can clear out dead vegetation, allowing sunlight to reach the forest floor and stimulate the growth of new plants. The nutrients released from burned organic matter can enrich the soil and promote the growth of diverse plant communities.

While the immediate impacts of wildfires can be severe, ecosystems are resilient and capable of recovering over time. Through natural processes of succession, plant life gradually returns, and the ecosystem regains its balance. Therefore, the effects of wildfires are usually temporary, as nature has the capacity to restore itself after such events. Therefore the correct option is C

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I think the answer is Genotype

Hope This helps

Answer:

the answer is 1/2

Explanation:

sin30°= opp/hyp

= x/2x=1/2

to find transform boundaries on Earth,  One of the most well-known locations is the San Andreas Fault in California, which is a major transform boundary between the North American and Pacific tectonic plates. Other areas with transform boundaries include the Alpine Fault in New Zealand and the Anatolian Fault in Turkey. It's important to note that these boundaries are often located in areas with high seismic activity.

Answer:

As gametes are produced, the number of chromosomes must be reduced by half. Why? The zygote must contain genetic information from the mother and from the father, so the gametes must contain half of the chromosomes found in normal body cells.

Explanation:

Answer:

Environmental quality refers to the quality of the total environment, including both the natural and the  built environment.

Explanation:

Environment refers to the specific geological region, particularly as impacted by humans. It includes a natural and built(man-made) environment.

The normal world, in general, or in a specific geological region, particularly as impacted by human movement. The environmental elements or natural conditions wherein the living creatures live.

Environmental quality refers to the quality of the total environment, including both the regular and the constructed climate.

Therefore, the above statement aptly explains the environment.

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Answer:

Explanation:

The enormous desert spans 11 countries: Algeria, Chad, Egypt, Libya, Mali, Mauritania, Morocco, Niger, Western Sahara, Sudan and Tunisia. The Sahara desert has a variety of land features, but is most famous for the sand dune fields that are often depicted in movies.

Explanation:

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The probability that all 50 randomly selected people are 65 or older is extremely low. The probability at most 2 out of the 50 selected people are 65 or older is significantly higher.

The probability that all 50 randomly selected people are 65 or older is extremely low. To calculate the probability that all 50 randomly selected people are 65 or older, we need to consider the proportion of the population that is 65 or older. Given that 10.8% of the population is 65 or older, it means that out of every 100 people, approximately 10.8 are 65 or older.

Since we are selecting 50 people at random, the probability that the first person chosen is 65 or older is 10.8/100. The probability that the second person chosen is also 65 or older would then be 10.8/100 multiplied by the remaining proportion of the population that is 65 or older, which is (10.8-1)/99. This pattern continues for each subsequent person chosen.

Multiplying all these probabilities together gives us the probability that all 50 selected people are 65 or older. However, this value is extremely low because each individual probability is small. It is highly unlikely for all 50 randomly selected people to fall into the 65 or older age group.

The probability at most 2 out of the 50 selected people are 65 or older is significantly higher. To calculate this probability, we can consider the complementary event of the probability that all 50 selected people are 65 or older. In other words, we calculate the probability that 0, 1, or 2 out of the 50 selected people are 65 or older.

To calculate this, we can use the binomial probability formula. For each number of people (0, 1, and 2) being 65 or older, we calculate the probability of that specific outcome and sum them up. This probability is significantly higher than the probability of all 50 people being 65 or older since it takes into account multiple scenarios where fewer than 50 people fall into the 65 or older age group.

In conclusion, the probability that all 50 randomly selected people are 65 or older is extremely low, while the probability at most 2 out of the 50 selected people are 65 or older is significantly higher.

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Answer:

One third.

Explanation:

There are six letters in "SCHOOL," two of them being "O." Therefore it is 2/6. This simplifies down to one third or 1/3.

Answer:

Gases and solids injected into the stratosphere circled the globe for three weeks. Volcanic eruptions of this magnitude can impact global climate, reducing the amount of solar radiation reaching the Earth's surface, lowering temperatures in the troposphere, and changing atmospheric circulation patterns.

Explanation:

Answer:

thanks for the points

oh and crop growth

Explanation:

Economists study : D.how people can use limited resources to best satisfy unlimited wants.

The social science of economics is concerned with the creation, exchange, and consumption of goods and services. It entails examining how people, organisations and communities make decisions and distribute resources to meet their wants and aspirations.

When discussing scarcity which relates to the fundamental issue of having limitless demands but scarce resources, economists take into account a variety of facets of human behaviour and decision-making.

Therefore the correct option is D.

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Answer:

Some of the key characteristics of CBDs include: High concentration of offices, banks, financial institutions, and so on. High density and high-rise buildings. High land values.

Answer:

It has been two hours and nobody has answered yet....

Explanation:

I vote A since it looks incorrect. If you are underclass you should accept help from charities!

-Army

Hopefully my answer helped you, so sorry if it's wrong! Please mark as brainliest, it would make my day! Take care and have a good day! <3

Boron has two stable isotopes 10 B and 11 B, which means that they do not undergo any radioactive decay. However, the radioactive isotope 13 B, which has an excess of neutrons, is expected to undergo beta decay.

In beta decay, a neutron inside the nucleus transforms into a proton and emits an electron and a neutrino. This transforms the nucleus into a different element while conserving the total number of protons and neutrons. Therefore, the 13 B isotope will decay into a new isotope of carbon, with 6 protons and 7 neutrons. The process can be represented as follows:
13 B → 14 C + e- + ν
Overall, predicting the decay of radioactive isotopes is important in fields such as nuclear physics, medicine, and geology, among others.

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The inner circle of the social-ecological model represents the individual level.

The social-ecological model is a framework used to understand the various factors that influence human behavior and health. It consists of multiple levels, including the individual, interpersonal, organizational, community, and societal levels. The inner circle of the model represents the individual level. This level focuses on factors that directly impact individuals, such as their personal characteristics, beliefs, attitudes, knowledge, and behaviors. It recognizes that individual-level factors play a significant role in shaping behavior and can be influenced by higher-level factors in the model. Understanding the individual level is crucial for designing effective interventions and strategies to promote health and well-being.

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Answer:

C

Explanation:

The correct answer is option B.

The biggest difference between the Earth's second atmosphere and third (present) atmosphere is that Oxygen from plant photosynthesis became a significant part of Earth's atmosphere.

Historically, we see that the first and second atmosphere of earth were deficient in oxygen.

In the absence of oxygen, the ozone layer was not formed yet to keep the earth safe from incoming harmful ultraviolet radiation and ultimately no oxygen was available for animal respiration.

As the earth history progresses, subsequent development occurred such as the certain developments in plants lead to photosynthesis process. During photosynthesis, plants utilized carbon dioxide and released oxygen into the atmosphere.

To put it simply, photosynthesis released oxygen into atmosphere which led to the evolution of animals as well as formation of ozone layer.

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The complete question is:

What was the biggest difference between the Earth's second atmosphere and third (present) atmosphere?

(a) Carbon dioxide from volcanic activity became a major part of the atmosphere.

(b) Oxygen from plant photosynthesis became a significant part of Earth's atmosphere.

(c) Oxygen from water vapor in the atmosphere became a large part of Earth's atmosphere.

(d) High percentages of Carbon dioxide caused a sustained warming cycle 500 million years ago.

Answer:

eclipse help in the past by telling how the climate will be and in our understanding it shows how the planet rotate for it to come and meet each others ( and sun )

hope I tried to answer the qn

Answer:

Check below.

Explanation:

North Wind Carries colder air into United States is Advection  

There is an extract of horizontal air circulation on the surface of the earth.

Redistribution of heat by Thermals is Convection

Vertical movement of air in the transfer of heat is the Thermal convection

The heat transfer of Air in direct Contact with Ground each other is Conduction  

Water Molecules undergo Deposition in forming frost on the ground - Latent Heat

Water vapour loss its latent heat, and then undergo sublimation to create ice

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.

The Western Cape drought is a complex issue that has been influenced by factors such as climate change, population growth, and poor water management practices.

Western Cape drought is a real phenomenon that has had significant impacts on the region, including water shortages, crop failures, and environmental damage.

It is important to take steps to mitigate the effects of the drought, such as promoting water conservation, investing in water infrastructure, and implementing sustainable farming practices.

Efforts should also be made to address the root causes of the drought, such as reducing greenhouse gas emissions and promoting sustainable land use practices.

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The most common geologic feature seen on moons is impact craters. Impact craters are created when celestial bodies, such as asteroids or comets, collide with the surface of a moon. They are widespread across the surfaces of many moons in our solar system and are a prominent feature due to the lack of geological processes that can erase or modify them over time.

Here are some key characteristics of impact craters on moons:

Bowl-shaped Depressions: Impact craters typically have a circular or elliptical shape, forming a bowl-like depression on the moon's surface. The size of the crater can vary significantly, ranging from small, simple craters to large, complex ones.

Central Peak or Peak Ring: Larger impact craters often display a central peak or a ring of peaks within the crater floor. These features are formed due to the rebound of the material in the center of the crater after the impact, resulting in uplifted terrain.

Ejecta Blankets: Surrounding the rim of an impact crater, there is often a blanket of material ejected during the impact event. This material can include rocks, dust, and fragmented debris that is distributed radially around the crater, creating a distinct pattern.

Rays: Some impact craters exhibit rays, which are bright streaks of material extending outward from the crater. These rays are formed when the impact ejecta is deposited over the surrounding terrain, creating a contrasting and distinctive feature.

Secondary Craters: Secondary craters are smaller craters formed by the impact of debris ejected from larger impacts. These craters are usually found near the main crater and can occur in clusters or linear patterns.

Moons with relatively thin atmospheres and limited geological activity, such as our Moon (Luna) and the moons of the outer planets like Ganymede, Callisto, and Europa, tend to have a high density of impact craters. However, it's important to note that some moons may also have other geologic features, such as volcanic activity (e.g., Io) or surface fractures (e.g., Enceladus), depending on their specific geological history and composition.

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A population crash is likely to occur regardless of the species when the population overshoots its carrying capacity.

"What is the meaning of a population crash"?Population crash is a sudden, enormous decrease in the number of individuals of a population when the population exceeds its carrying capacity or faces environmental stressors such as habitat destruction or over-harvesting.In general, a population's carrying capacity is the highest number of individuals of a species that a certain habitat can sustain. When the population grows too quickly and exceeds the habitat's carrying capacity, this leads to a population crash and a rapid decrease in the population's size.

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Ground-level ozone is a poisonous air pollutant that can be harmful to human health. It is created when nitrogen oxide, volatile organic compounds, and sunlight combine.

It can be formed from the burning of fossil fuels, such as gas, coal, and oil. Ozone can cause a wide range of health problems, including lung damage, shortness of breath, coughing, chest pain, and throat irritation. It can also exacerbate respiratory illnesses such as asthma, bronchitis, and emphysema. In addition, ozone can cause damage to crops, trees, and other vegetation, and it can reduce visibility.  On the other hand, ozone in the upper stratosphere is beneficial for protecting our health. It forms a layer that acts as a shield against the sun's harmful ultraviolet radiation. This helps prevent skin cancer, cataracts, and other health problems caused by excessive exposure to UV radiation. The stratospheric ozone layer is important because it absorbs the sun's harmful ultraviolet (UV) radiation, preventing it from reaching the Earth's surface.
In conclusion, ground-level ozone can be very harmful to our health, and we should take steps to reduce its production. The stratospheric ozone layer, on the other hand, is essential for protecting our health and preventing the harmful effects of UV radiation.

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Answer:

sunni beleive that Mohammad pbuh is the messenger and shia beleive its his cousin