Answer:
The researcher centred on the potential uses of biochar, charcoal primarily used for agricultural and to improve the quality of post mining sites.
A method called mountaintop removal was used by mining firms. This means that they remove rock and mineral deposits off the top of the mountain to gain access to within the coal seams. The resulting soil is infertile and strongly acidic. The compacted soil after mine proves harder to bring seed into the soil.
The researchers try to use biochar to help reforest the soil at the post-mining site. Before it was reseeded and replanted, they got permission to add a layer of biochar to a post-mining site. the team created “planting cells” of biochar‐enhanced soil on the post‐mining site and that showed improvment in the sapling growth.
Final answer:
Researchers improve post-mining site soil by ensuring safety, removing pollutants, restoring biodiversity, and rehabilitating waterways. They analyze soil content, address specific soil stress factors, and use soil laboratory analysis for making input recommendations. Encouraging mining companies to restore old sites involves creative and incentivizing strategies.
Explanation:
Improving Post-Mining Site Soil Quality
Researchers have approached the rehabilitation of post-mining sites with comprehensive strategies to improve soil quality and restore ecosystem functions. They ensure the site is safe and stable, remove pollutants that contaminate the site, aim to restore biodiversity similar to conditions before mining, and rehabilitate waterways to their previous state. In-situ moisture content and in-situ density of soil are analyzed to assess field conditions effectively. To address aluminum stress on acid soils, which is detrimental to agriculture, researchers seek scientific foundations for innovative strategies. Assessment of site quality often involves examining site variables like soil composition and correlating them with plant growth, though this process can be expensive and labor-intensive. Methods such as wetland creation, revegetation, and agroforestry are employed to prevent flooding, soil erosion, increase grass production, and improve overall soil health. Soil input recommendations are carefully crafted based on soil laboratory analysis, helping to manage the dynamic and complex soil systems in an efficient way.
Encouraging mining companies to proactively rehabilitate old sites might involve creative ideas like implementing incentives, showcasing successful rehabilitation case studies as models, and developing partnerships that align the companies' interests with environmental stewardship. Researchers stress the importance of understanding the dynamic and holistic nature of soil systems to effectively target interventions for yielding substantive improvements in soil quality and ecosystem recovery on post-mining sites.
Your parents take away playing Fortnite every time you have an "F" on an assignment in hopes you won't get anymore failing assignments. This is an example of...
A)positive reinforcement B) negative punishment C) negative reinforcement D)positive
punishment
I hope this helps! :)
The ans is D which is positive punishment as your parents are doing a great thing because u got an f in the exam if ur parents wouldnt do u would be addicted towards fortnite and get an F everytime!
(i dint mean to say your parents no offence)
¿Cuales son las partes principales de un molino eólico?
¿Cuál es la diferencia entre la energía cinética y la energía mecánica?
¿Como llega la electricidad a los hogares de la región
Answer:
¿Cuales son las partes principales de un molino eólico?
Un Molino está formado por unas aspas que mueven un engranaje (linterna), que se inserta con una rueda horizontal (catalina), y trasmiten el movimiento del eje de las aspas a un eje vertical, que mueve la volandera.
¿Cuál es la diferencia entre la energía cinética y la energía mecánica?
La energía cinética tiene en cuenta el movimiento, y la energía mecánica la magnitud del movimiento y las fuerzas de un cuerpo.
¿Como llega la electricidad a los hogares de la región ?
La electricidad producida por los molinos eólicos se distribuye mediante aerogeneradores que se conectan a las redes de distribución de energía eléctrica.
Explanation:
Los molinos eólicos permiten generar Energía mecánica. La energía mecánica es el resultado de la energía cinética de un elemento y su energía potencial, mientras que la energía cinética es la energía que posee un cuerpo por su movimiento. Esa energía eólica se transforma en electricidad que abastece a la población cercana.
A satellite is sent into orbit around the Earth, In which of the following situation would the gravitational force be the greatest?
Group of answer choices
A 850 lb satellite orbiting 150 miles above Earth’s surface
B 850 lb satellite orbiting 1500 miles above Earth’s surface
C 1200 lb satellite orbiting 150 miles above Earth’s surface
D 1200 lb satellite orbiting 1500 miles above Earth’s surface
PLEASE ANSWER ASAP I NEED AN A
Option A (850 lb satellite orbiting 150 miles above Earth’s surface) would experience the greatest gravitational force.
The gravitational force experienced by a satellite depends on?The gravitational force experienced by a satellite in orbit around the Earth depends on the mass of the Earth and the distance between the satellite and the center of the Earth.
The force of gravity decreases with distance, so the closer the satellite is to the Earth's surface, the stronger the gravitational force it experiences.
Option B (850 lb satellite orbiting 1500 miles above Earth’s surface) is farther away from the Earth's surface than option A, so it would experience a weaker gravitational force.
Option C (1200 lb satellite orbiting 150 miles above Earth’s surface) is closer to the Earth's surface than option B, but it has a greater mass, which means it would experience a stronger gravitational force than option B but not as strong as option A.
Option D (1200 lb satellite orbiting 1500 miles above Earth’s surface) is both farther away from the Earth's surface and has a greater mass than option A, so it would experience the weakest gravitational force of all the options.
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4. Birth rates in a population, such as the Moose on Isle Royale, can be affected by all of the following EXCEPT
A Availability of food.
B Availability of mates.
C Health of the mother.
D No exceptions - All of these factors affect birth rates
Answer:
D
Explanation:
No exceptions - All of these factors affect birth rates. Therefore, option (D) is correct.
What is birth rate?The birth rate is the number of live births per unit of population in a specific area or time period. Birth rates in a population can be affected by a variety of factors, including the availability of food, the availability of mates, and the health of the mother.
The availability of food can affect birth rates because it can influence the ability of individuals to produce and rear offspring. For example, if a population has access to a sufficient amount of food, individuals may be more likely to reproduce, leading to an increase in birth rates. On the other hand, if a population lacks access to sufficient food, individuals may be less likely to reproduce, leading to a decrease in birth rates.
The availability of mates can also affect birth rates because it can influence the ability of individuals to reproduce. For example, if a population has a sufficient number of potential mates, individuals may be more likely to reproduce, leading to an increase in birth rates. On the other hand, if a population lacks sufficient potential mates, individuals may be less likely to reproduce, leading to a decrease in birth rates.
The health of the mother can also affect birth rates because it can influence the ability of individuals to reproduce and rear offspring. For example, if the mother is healthy, she may be more likely to produce and rear offspring, leading to an increase in birth rates. On the other hand, if the mother is not healthy, she may be less able to produce and rear offspring, leading to a decrease in birth rates.
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What do we mean when we use the term dihybrid cross?
A) A dihybrid cross involves two parents.
B) A dihybrid cross involves organisms that are heterozygous for two characters.
C) A dihybrid cross results in a 3:1 phenotype ratio in the F2 offspring.
D) A dihybrid cross is performed for two generations.
E) A dihybrid cross produces two offspring.
Answer:
i think it is A
Explanation:
A dihybrid cross involves organisms that are heterozygous for two characters and typically results in a 9:3:3:1 phenotypic ratio in the F2 generation according to Mendel's principle of independent assortment, option B is correct.
A dihybrid cross refers to a type of genetic cross that involves organisms heterozygous for two characters. The term specifically denotes a cross in which each parent has two different alleles for two different traits. For example, if one parent has alleles AaBb and the other parent has alleles AaBb, this is a dihybrid cross. Such a cross usually results in a characteristic 9:3:3:1 phenotypic ratio in the F2 (second filial) generation if the genes assort independently.
In a typical dihybrid cross involving two pea plants heterozygous for round, yellow seeds (GgYy), the combination of alleles that the offspring receive from each parent produces a variety of phenotypes with the 9:3:3:1 ratio, where 9/16 of the offspring would be expected to have round yellow seeds, 3/16 would have round green seeds, 3/16 would have wrinkled yellow seeds, and 1/16 would have wrinkled green seeds. This kind of cross helps in understanding how alleles of different genes are transmitted independently from each parent to the offspring according to Mendel's principle of independent assortment.
The following organs are part of the human digestive system.
A: anus
B: small intestine
C: stomach
D: rectum
Which of the following choices arranges the organs in the order in which materials would move through them during digestion?
1. D, B, C, A
2. B, D, C, A
3.B, C, A, D
4.C, B, D, A
Answer:1. B small intestine
2. 3
Explanation:
number 3 would be the answer
I really need help with these
Answer:
D, B, A, C, F, E
Explanation:
Newton's 1st Law: D
Newton's 2nd Law: B
Newton's 3rd Law: A
Inertia: C
Work: F
Power: E
Answer:
Newton's 1st law = C
Newton's 2nd law = B
Newton's 3rd law = A
Inertia = D
Work = F
Power = E
I hope its right!
do chickens think about what happens to there kids
Answer:
lol yessssssss
Explanation:
Answer:
no, they don't care, they raise them to be food.
Explanation:
Gimme crown
____, the main component of natural gas, is a natural by product of the bacterial decay of organic matter.
A Carbon dioxide
B. Methane
C. Nitrous oxide
D. Sulfur dioxide
Answer:
B. Methane is the answer.
The answer for this question is:
B. Methane
How do vaccines help to possibly protect you from the symptoms of a virus?
1. If there is not enough carbohydrate intake, how does the body form glucose?
2. If there is a glucose shortage, how does the body produce energy?
Answer:
1. When there isn't enough readily available glucose from the breakdown of carbohydrate, the body first turns to stored carbohydrate reserves (glycogen). If there's still no new intake of carbohydrate and the reserves are depleted, the body is forced to use alternative sources (fat and protein) for energy.
2. Gluconeogenesis(generation of glucose from certain non-carbohydrate carbon substrates such as lipids) Use lipids(some organs such as the brain can’t use lipids as their energy source and need glucose)
Explanation:
Hope this helps!
When there's inadequate carbohydrate intake, the body forms glucose through gluconeogenesis, using amino acids, lactate, and glycerol. In a glucose shortage, the body switches to ketosis to generate energy from stored fats, producing ketone bodies instead.
Explanation:If there is not enough carbohydrate intake, the body forms glucose through a process called gluconeogenesis. This is a metabolic pathway that results in the generation of glucose from certain non-carbohydrate carbon substrates. The liver primarily carries out this function, where it synthesizes glucose from amino acids, lactate, and glycerol.
If there is a glucose shortage, the body generates energy through a process called ketosis. In this state, the body burns stored fat instead of glucose to produce ketone bodies, an alternative energy source.
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Which element is a metalloid? Check all that apply.
What are the energy saving
techniques used by the
Class Chondrichthyes?
Answer:
Chondrichthyes characteristics include a cartilaginous skeleton, lack of a swim bladder, lipid storage restricted to the liver, unique hematopoietic organs, and bacteremia in clinically normal individuals. Variable reproductive strategies are employed throughout this vertebrate class.
Explanation:
The Class Chondrichthyes uses energy-saving strategies such as no bones and cartilage skeletons.
The Class Chondrichthyes:Chondrichthyes are a group of fish that belong to the Gnathostomata division because they have jaws.
All vertebrates with mouths are classified as Gnathostomata.A cartilaginous skeleton, the lack of a swim bladder, lipid storage limited to the liver, distinct hematopoietic organs, and bacteremia in medically normal people are all hallmarks of Chondrichthyes.
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please hep me for this question thank you :)
Hi there! Hopefully this helps!
Answer: All of the above.
Answer: All of the above.
Look at the information below. Sugar is added to the test tube to provide __________ for the yeast. What one word completes the sentence.
Sugar is added to the test tube to provide food to yeast .
What is yeast ?
Yeast is a single-celled microorganism that is a member of the Fungi kingdom.
What do yeast eat ?
Yeasts feed on sugars and starches, which are abundant in bread dough! They turn this food into energy and release carbon dioxide gas as a result.
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OPEN ENDED QUESTION
Over the last 300,000 years, what has
happened whenever carbon dioxide
increases in the atmosphere?
Answer:
global warming
Explanation:
Answer:
so that means you multiply 380 million* 2000 years.
and that would equal around 760000000000 and that is a ton
Explanation:
Over the last 150 years, carbon dioxide (CO2) concentrations have risen from 280 to nearly 380 parts per million (ppm).
hope this helped
brainliest plz
A reduction in sea ice due to climate change has negatively affected the food abundance of _______.
A. Frigates
B. Albatrosses
C. Penguins
D. Plovers
E. Pelicans
A reduction in sea ice due to climate change has negatively affected the food abundance of Penguins.
Explanation:
Sea ice is ocean water frozen blocks. Unfortunately, rather than most other areas, climate change impacts Antarctica. If the temperatures on the surface of air and water rise, the sea ice melts. This leads to many marine mammals and seabirds losing their habitat and food supply, including Adelie penguins.The biggest threat to the penguins stems from changes in the Antarctic sea-ice cover, that will affect its feeding and breeding.Which is a homologous structure to the human forearm?
O
A. The skull of a raccoon
O
B. The tail of a dog
O
C. The leg of a horse
O
D. The beak of a bird
SUNIT
Answer: C. The leg of a horse
why do living things depend on both biotic and abiotic factors in their environment?
Explanation:
Living things depend on biotic and abiotic factors in an environment because living things need water (which is abiotic) to survive and predators need living things like birds or insects for food.
I WILL GIVE BRAINLIEST IF CORRECT HURRY PLEASE
(01.02 LC) Which domain contains multicellular organisms such as plants and animals? answer choices:
Archaea
Bacteria
Eukarya
Protista
Answer:
Eukarya
Explanation:
Eukaryotic organisms are plants and animals, Eukaryotic stems from the word Eukarya
The domain Which contains multicellular organisms such as plants and animals are Eukarya. The correct option is c.
Eukarya is the only domain that includes multicellular and visible organisms such as humans, animals, plants, and trees. It's also the domain of many microorganisms, such as fungi, algae, and micro-animals.
Multicellular organisms are composed of several cells that collaborate to fulfill various roles. Plants, for example, contain specific tissues and organs such as leaves, stalks, and roots. Animals have specialized tissues and organs as well, including muscles, nerves, and organs such as the heart and lungs.
Thus, the correct option is c.
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The Researches talk about a "Balance" within the Ecosystem that Exists within the
Stream Ecosystem. With what you know, and saw in the Video, What is the
"Balance" they are talking about when introducing the Grayling back into the
Ecosystem?
Answer:
the balance is everything must have a process of living and dying in an ecosystem. such as, an animal killing another animal for prey to eat it, that is a process. in a water ecosystem, fish lay eggs and come out and usually get eaten by a bigger animal, as they grow up, usually by bigger fish itself such as the Grayling.
Explanation:
Unionid mussels are native to the Hudson River in New York State. In the early 1990s, zebra mussels were introduced into the Hudson River. The table shows the number of unionid mussels and zebra mussels over the course of six years.
How did the population of unionid mussels change after zebra mussels were introduced? Why did this change occur?
The sequence of our genetic code is called, "the human ______
Answer:
the human genome
Explanation:
14. Elizabeth is getting ready to run a marathon. She's hoping that the ATP in her body is good for
long-term energy storage for the race. Why is her thinking incorrect?
A ATP is an unstable molecule
B. Running requires only potential energy to
C. ATP takes too long to transfer oxygen from
D. ATP doesn't release energy fast enough t
from
ATP is not suitable for long-term energy storage due to it being an unstable molecule. For long-term energy storage, the body relies on other molecules like glycogen and glucose to produce ATP through cellular respiration. The correct correct is (A).
Explanation:Elizabeth's thinking is incorrect because ATP is an unstable molecule and not suitable for long-term energy storage. ATP is actually used for short-term energy needs in the body. It is
better suited for immediate energy requirements, such as muscle contractions during exercise. For long-term energy storage, the body relies on other molecules like glycogen, which can be broken down into glucose and then used to produce ATP through cellular respiration.
easy question easy points here
QUESTION
SOME FOOD SUBSATNCES MOVE BACK INTO THE BLOOD THEOUGH DIFFUSION. WHAT DOES THIS MEAN ?
Answer:
Diffusion is a net movement of molecules or ions from a region of higher concentration to a region of lower concentration down a concentration gradient at a random movement.
So food molecules to move into the blood stream because blood is a region that has a lower concentration of molecules.
Answer:
i really dont know much of this but it may be talking ions srry i not very smart but i like helping! :D
Explanation:
A scientist studying a swamp notes that it contains a high concentration of organic carbon. This region would be classified as what?
A
carbon cycle
B
carbon cell
C
carbon source
D
carbon sink
What chemical does mercury fool your body’s cells into thinking it truly is?
Estrogen, the metal Mercury tricks your body into thinking it is the chemical Estrogen
*I'm not really sure of this answer*
What level of organization would include squirrels, deer, turtles, oak trees, pine trees, a stream, moist soil and rocks? A. Species B. Community C. Ecosystem D. Population
Answer:
c. Ecosystem
Explanation:
the only level of organization that includes nonliving and living things is an ecosystem
The image below represents a phase in what process?
Conjugation
Mitosis
Binary fission
Transduction
Answer:
Mitosis in Metaphase
Read each example and identify whether the data
are observations or inferences from observations.
The fish's ventral fin measured 8.5 cm long.
The grizzly bear's tracks were 5,5 cm deep in the
mud; therefore, it weighs 410 kg.
inference is
observation pne in the atmosphere increased to
34 parts per billion after the thunderstorm,
The population of protozoans in the lake has
increased since there is an increased level of
carbon dioxide in the water.
Many fish bones were found around the eagles'
nest; therefore, the eagles were eating fish,
Answer:
1. Observation2. Inference3. Inference4. Observation5. InferenceExplanation:
Observing is capturing a property or a change by using the senses with or without the aid of an instrument. It does not involve judgement or reasoning.
On the other hand, an inference involves reasoning, a judgment by which a conclusion is drawn from the observations and the knowledge accumulated by the person making the inference.
1. The fish’s ventral fin measured 8.5 cm long.
ObservationThe size of the fisht's ventral find is measured with an instrument; reasoning is not involved.
2. The population of protozoans in the lake has increased since there is an increased level of carbon dioxide in the water.
InferenceIt is an inference because the population is measured but the reason why it increased is a conclusion or hypothesis product of analysis (reasoning). It is based on evidence, but not the evidence per se.
3. The grizzly bear’s tracks were 5.5 cm deep in the mud; therefore, it weighs 410 kg:
InferenceThe first measure, the depth of grizzly bear's track is an observation, because it is measured, but the weight of the grizzly bear is a conclusion derived from other knowledges that require the use of our mind, may be from a correlation, or a table, or a formula, but it is not measured directly using our senses.
4. The level of ozone in the atmosphere increased to 34 parts per billion after the thunderstorm. (notice some typos were corrected).
Observation5. Many fish bones were found around the eagles’ nest; therefore, the eagles were eating fish.
InferenceThis is an inference, because it is a conclusion or hypothesis. Many fish bones were observed around the eagles'nest, but the eagles were not seen eating fish, but the observer thought (concluded) that the evidence of the fish bones supported the conclusion that the eagles were eating fish.
Answer:
figured someone could use this
Explanation: