Answer:
graphite
Explanation:
graphite is a mineral resource used to make batteries
Graphite is the mineral that is frequently utilized to create batteries. So, the correct option is A.
What is Graphite?A crystalline form of carbon that is found in nature is called graphite. Due to its special qualities, this mineral, which is exceptionally smooth and slippery, is frequently employed in a variety of applications. Due of its propensity to create a trace on paper, graphite is one of the materials that is most frequently found in pencils.
In addition to being used in pencils, graphite is also employed in lubricants, nuclear reactor moderators, batteries, and other electrical devices as electrodes. It is a good heat- and electricity-conductor and is generally chemically stable. Graphite is frequently obtained either open pit mines or underground mines and is typically found in metamorphic rocks.
Therefore, the correct option is A.
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Your question is incomplete, most probably the complete question is:
Which mineral resource is used to make batteries?
graphite gypsum talc clayWhich of the following statements is true?
A. When a theory is proven with evidence, it becomes a law.
B. A hypothesis is a tested explanation for how things work.
C. A theory is an educated guess.
D. A law is a summary of experimental results, not an explanation.
Answer:
A. When a theory is proven with evidence, it becomes a law.
Explanation:
Investigate the hypothesis, the follow the line of reasoning and then formulates the theory. Once a theory has been tested thoroughly and is accepted, it becomes a scientific law
The DRI
Select one:
O a. are not set for energy.
O b.
stands for Dietary Reference Intakes.
are designed for patients with cancer.
O d. stands for Daily Required Intakes.
C.
The DRI stands for Dietary Reference Intakes.
What is Dietary Reference Intakes?Dietary Reference Intakes (DRIs) are a set of nutrient intake values developed by the Institute of Medicine (IOM) at the National Academies of Sciences,
Engineering, and Medicine. DRIs are used to assess and plan nutrient intakes of healthy people in the United States and Canada. The DRIs include Recommended Dietary Allowances (RDAs), Estimated Average Requirements (EARs),
Adequate Intakes (AIs), and Tolerable Upper Intake Levels (ULs). RDAs and AIs are recommended intakes of a nutrient, while EARs and ULs set the range of nutrient intake that is likely to meet the needs of most people.
DRIs are based on scientific evidence and are updated as new research is available. They are used by health professionals, nutritionists, and dietitians to develop dietary recommendations for individuals and populations.
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A generator converts mechanical energy into_____ energy
Answer:
electrical
Explanation:
A generator converts mechanical energy into electrical energy.
hope it helps!
Answer: Electric energy
Explanation: When a Generator moves it uses mechanical energy then while it moves it creates Electrical energy. Btw Your Welcome :D
Many types of fruits and vegetables can be fermented into alcoholic beverages. Such was the case recently when prisoners in Utah attempted to make an illegal beverage called “pruno”; however, someone added a weeks-old baked potato to the mix, letting a microbe into the party who was clearly uninvited. Consumers of the pruno began to develop difficulty swallowing, vomiting, double vision, and muscle weakness; three required ventilation therapy. No deaths were attributed to the contaminated beverage. A) What nervous system disease were the prisoners suffering from, and what was the specific organism involved? B) Based on your knowledge of this disease, what form of treatment was used to successfully avoid the worst outcomes of the disease in these patients?
Answer: beverages. Such was the case recently when prisoners in Utah attempted to make an illegal beverage called “pruno”; however, someone added a weeks-old baked potato to the mix, letting a microbe into the party who was clearly uninvited. Consumers of the pruno began to develop difficulty swallowing, vomiting, double vision, and muscle weakness; three required ventilation therapy. No deaths were attributed to the contaminated beverage.
Explanation:
Alcohol poisoning can be fatal and is caused due to harmful bacteria. The prisoners were suffering from a nervous system disease called Botulism, which affects the nerves and muscles.
What is Botulism?
Botulism is a nervous system disorder that affects the nerves and paralysis the muscles of the infected individual. It is caused by a bacteria called Clostridium botulinum that releases harmful toxins that interfere with the neurotransmitter.
The toxin affects the pathway of the acetylcholine neurotransmitter and causes muscle paralysis so that the muscles are not able to move. Toxin infection results in double vision and muscle weakness.
To avoid the outcome, the patients can be treated by giving the antitoxin that inhibits the action of the botulinum toxin in the body. Also, intentional vomiting can be induced to empty the stomach.
Therefore, the prisoners were suffering from a nervous system disease called Botulism.
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A health researcher was interested in finding out whether the DASH diet can lower a dieter’s blood pressure. Researchers compared the blood pressure before going on the diet with the same subject’s blood pressure after 12 weeks on the DASH diet. Which of the following is the most appropriate statistical test to use to test whether the DASH diet lowers blood pressure?
A) Matched pairs t-testB) Inference for regressionC) ANOVAD) Chi-squared test for independenceE) Two-sample t-test
Answer:
a matched pairs t-test
PLEASE HELP ON QUESTION ASAP !
Hi please help on question.If you get answer correct is be willing to give brainliest,a thanks, five stars and 10pts.
My question:
As an analogy of a circuit with resistance, think of an obstacle race . Which parts of a circuit do the obstacles represent? which part of the circuit do the people respresent?
Answer:
An obstacle race can serve as an analogy for understanding the components of a circuit with resistance. In an obstacle race, participants navigate through various obstacles to reach the finish line. Similarly, in a circuit with resistance, electrical current encounters obstacles that impede its flow. By associating different elements of an obstacle race with corresponding parts of a circuit, we can gain insights into how resistance affects the flow of electric current.
Explanation:
Obstacles as Resistance: In an obstacle race, the obstacles represent the resistance in a circuit. Just as obstacles require participants to exert more effort to overcome them, resistance in a circuit hinders the flow of electrical current. The resistance can be caused by factors like the material of the wire or components like resistors, which impede the smooth flow of electrons.Participants as Electric Current: The people participating in the obstacle race represent the electric current in a circuit. Like the participants moving through the racecourse, electric current moves through the circuit, aiming to complete the circuit and reach the intended destination. The flow of current is driven by a voltage source, analogous to the motivation and energy of the participants in an obstacle race.Finish Line as the Destination: In an obstacle race, the finish line represents the destination or endpoint. Similarly, in a circuit, the destination is the point where the electric current aims to reach. This could be a device that utilizes the electrical energy, such as a light bulb or a motor, where the current is transformed into other forms of energy.By drawing parallels between an obstacle race and a circuit with resistance, we can visualize how resistance hampers the flow of electric current and understand the role of different components in a circuit. Just as participants navigate obstacles to reach the finish line, electric current overcomes resistance to reach its intended destination, where it can be utilized to perform useful work.
In saltwater, the water that surrounds a fish has a higher concentration of dissolved salts than is found in the fish's body cells. Which two methods allow the fish to maintain water balance? A. Pumping out salt through the gills B. Absorbing water into the body by osmosis C. Releasing only a little water in urine D. Taking in salts via food
The two methods that allow fish to maintain water balance in saltwater are pumping out salt through the gills and absorbing water into the body by osmosis.
In saltwater, the concentration of dissolved salts is higher in the surrounding water than in the fish's body cells. To maintain water balance, fish have developed two main methods:
1. Pumping out salt through the gills: Fish possess specialized cells in their gills that actively pump out excess salts from their bodies. This process helps maintain a lower salt concentration within the fish's body, preventing dehydration and maintaining water balance.
2. Absorbing water into the body by osmosis: Osmosis is the movement of water from an area of lower solute concentration to an area of higher solute concentration through a semi-permeable membrane. Fish have a protective layer of skin that allows water to be absorbed into their bodies while preventing the entry of excessive salts.
By absorbing water through their skin, fish replenish the water lost to the surrounding saltwater, helping to maintain their internal water balance.
These two mechanisms work together to enable fish to survive in saltwater environments. By actively pumping out salts and absorbing water, fish can regulate their internal salt concentration and prevent dehydration, ensuring their overall water balance is maintained.
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Which statement BEST describes the differences illustrated in the diagram above:
Question 19 options:
Figure A represents punctuated equilibrium because rapid change happens and then change does not occur for a period of time
Figure A represents punctuated equilibrium because there is an accumulation of small genetic changes over long periods of time.
Figure B represents gradualism because rapid change happens and then change does not occur for a period of time
Both Figure A & B represent gradualism because there is an accumulation of small genetic changes over long periods of time.
Figure A = Punctuated equilibrium with rapid changes followed by stability. Figure B = Gradualism with continuous, slow changes.
The best explanation that portrays the distinctions outlined in the chart above is that Figure An addresses interspersed harmony since there is a collection of little hereditary changes over significant stretches of time, trailed by quick change, and afterward change doesn't happen for a while.
Then again, Figure B addresses gradualism since there is a consistent, slow gathering of little hereditary changes over a significant stretch of time.
Accentuated balance is a hypothesis that recommends that transformative changes happen in short eruptions of quick change, trailed by significant stretches of balance or dependability. During these times of strength, next to zero hereditary change happens.
Gradualism, then again, proposes that development occurs at a gradual speed over a significant stretch of time.
In Figure A, we can see that there are times of soundness where there is minimal hereditary change, trailed by an unexpected explosion of quick change.
This example is reliable with the hypothesis of accentuated harmony. In Figure B, there is a constant, continuous change over a significant stretch of time, which is steady with the hypothesis of gradualism.
In synopsis, the primary contrast showed in the graph is the pace of developmental change after some time. Figure An addresses interspersed harmony, while Figure B addresses gradualism.
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Describe what must happen for fertilisation to take place in humans.
In the process of sexual reproduction, mating of male gamete and female gamete is required for the fertilization to take place in humans.
A gamete is an animal or plant reproductive cell. Male gametes in animals are known as sperm, while female gametes are known as ova or egg cells.
Fertilization is the process in which a woman's egg combines with a man's sperm to form an embryo.
Usually, the fallopian tube that connects an ovary to the uterus is where fertilization occurs. An embryo begins to develop if the fertilized egg successfully passes through the fallopian tube and implants in the uterus.
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1) Explain If Earth processes, such as weathering and erosion, are constantly
occurring, why do rocks appear stable and unchanging to humans?
ANSWER BOTH QUESTIONS. GET BRAINLIEST. GET A LOT OF POINTS.
\The data in the table were recorded during an investigation in which a paramecium was placed in a hypertonic salt solution.
A 2-column table labeled Paramecium Contractile Vacuole Contractions has 5 rows. The first column is labeled salt concentration outside paramecium with entries very high, high, medium, low, very low. The second column is labeled contractions per minute with entries 2, 8, 15, 22, 30.
Which statement correctly describes the bars on a bar graph representing the data?
The graph has five bars of equal height.
The bars range from tallest for very high concentration to shortest for very low concentration.
The bar for very low concentration is twice the height of the bar for medium concentration.
The bar for very high concentration is five times the height of the bar for very low concentration.
The table Paramecium Contractile Vacuole Contractions which correctly describes the bars on a bar graph representing the data is the bars range from tallest for very high concentration to shortest for very low concentration.
The data in the table records the number of contractions per minute of a paramecium's contractile vacuole in response to different salt concentrations in the surrounding environment.
A bar graph representing this data would have five bars, one for each level of salt concentration.
The bars would vary in height according to the number of contractions per minute, with the tallest bar representing the highest salt concentration and the shortest bar representing the lowest salt concentration.
Therefore, the correct statement describing the bars on the bar graph would be: "The bars range from tallest for very high concentration to shortest for very low concentration."
This statement accurately describes how the height of the bars would vary based on the data in the table.
The other statements do not accurately represent the data or the trends observed in the table.
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What is responsible for the layering effect in planetary formation?
Answer:
The stratification of Earth into its geologic layers was brought about by the formation of the Earth's iron core. The iron core was generated by a combination of radioactive decay and gravitation, which raised the temperature enough for molten iron to form.
Explanation:
easy question but
Comets have long, indefinite life spans.
True
False
just tryna give points to people haha
Which combination of a wire coil and a core would make the strongest
electromagnet?
A. 90 coils of bare wire around a hollow cardboard core
B. 50 coils of bare wire around a steel bolt
C. 50 coils of insulated wire around a hollow cardboard core
D. 90 coils of insulated wire around a steel bolt
90 coils of insulated wire around a steel bolt combination would make the strongest electromagnet.
Which would make the strongest electromagnet?
An electromagnet is stronger if there are more turns in the coil of wire or there is more current flowing through it.
How did the increase in the number of coils affect the strength of the electromagnet?The strength of the magnetic field increases when the number of turns in the coil increases .
Hence, D is correct option
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Flower Dissection Chart
Name of flower structure
Picture of dissected flower structure
Function of the structure
(review the lesson)
Sepal
Petals
Stamen
Pistil
Name of flower structure: Sepal, Function of sepal: protection of the flower. Name of flower structure: Petal, Function: attracting the pollinators. Name of flower structure: Stamen, Function: Male reproductive structure. Name of flower structure: Pistil, Function: Female reproductive structure.
Sepals are the outermost whorl of modified leaves that protect the flower during the bud stage. They also help to support the petals after the flower has bloomed.
Petals are brightly-colored, often fragrant structures that are responsible for attracting pollinators to the flower. They are also responsible for protecting the reproductive structures of the flower.
Stamen is the male reproductive structure of the flower. It consists of two parts: the anther, which produces as well as releases pollen; and the filament, which supports the anther.
Pistil is the female reproductive structure of the flower. It is composed of three parts: the stigma, which receives the pollen; the style, which supports the stigma; and the ovary, which contains the ovules that eventually develop into seeds after fertilization.
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know the common anatomy of all serous membranes and what general function they all have in common and the basic anatomical characteristics they all share.
1. Pericardium: "Peri" means around: Surrounds the coronary heart.
2. Parietal pericardium; outermost sac
every serous membrane consists of a secretory epithelial layer and a connective tissue layer under. The epithelial layer, referred to as mesothelium, consists of a single layer of avascular flat nucleated cells (easy squamous epithelium) which produce the lubricating serous fluid.
Serous membranes line and enclose several body cavities, called serous cavities, where they secrete a lubricating fluid to lessen friction from muscle movements. Serosa isn't to be confused with adventitia, a connective tissue layer that binds together structures in place of reduces friction between them.
There are 4 principal serous membrane cavities (pericardial, peritoneal, & pleural).
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to check temperature in large or thick foods, you should:
-an infrared thermometer
-a bimetallic stemmed thermometer
-a thermocouple thermometer
-a pop up thermometer
Answer: A bimetallic stemmed thermometer:
Explanation:
An organism has a haploid number of 20. What is the organism's diploid
number?
Answer:
It is 20!
Explanation:
I did this before
Which of these describes the complexity of abiotic and biotic factors within an ecosystem that supports a specific species?
A.fauna
B.biome
C.climate
D.habitat
In an ecosystem, the term that describes the complexity of the abiotic and biotic factors which supports a specific species is: D. habitat.
What is an Habitat?An habitat can be described as the sum total of resources, abiotic and biotic factors that are found in a particular environmental area which support the survival and growth of a specific species that is better adapted to it.
Examples of HabitatsWoodland Forest SeashoreGrasslandTherefore, in an ecosystem, the term that describes the complexity of the abiotic and biotic factors which supports a specific species is: D. habitat.
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How is serving size important to good nutrition and health
Answer:
it depends on the amount of each nutrition to make a balance meal
What are protein types and function?
Answer:
The two common types of proteins are enzymes and hormones.
Enzymes are produced by living cells. Their purpose is to help with things like digestion. They serve as catalysts in biochemical reactions.
Hormones are messengers, telling different parts of your body what to do.
bacteria culture a culture of the bacterium rhodobacter sphaeroides initially has 25 bacteria and t hours later increases at a rate of 3.4657e0.1386t population size after four hours.
Bacteria culture a culture of the bacterium rhodobacter sphaeroides initially has 25 bacteria and t hours later increases at a rate of 3.4657e0.1386t bacteria per hour, so the population size after four hours is 44.
A procedure for determining if you're suffering from a bacterial infection is a bacteria culture. A sampling of blood, faeces, urine, or spinal fluid may be used for the test. A healthcare professional can choose the best suitable course of therapy utilizing this kind of sample to detect what brought on the infection.
A type of purple bacterium which can produce energy using photosynthesis is called Rhodobacter sphaeroides. In the lack of light, anaerobic phototrophy and aerobic chemoheterotrophy are the optimal development environments for it.
The question is incomplete, find the complete question here
bacteria culture a culture of the bacterium rhodobacter sphaeroides initially has 25 bacteria and t hours later increases at a rate of 3.4657e0.1386t bacteria per hour. Find the population size after four hours.
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Biological evidence of the age of the earth includes _____.
Answer:
Biological evidence of the age of the earth includes radioactive dating of rocks, fossil evidence, comparative anatomy and molecular clocks
Please help me
The ____ system regulates body temperature.
endocrine
excretory
cardiovascular.
\( \: \huge \mathbb{\underline{ \green{ANSWER}}} \\ \\ \\ \texttt{The { \blue{\underline{\bf{endocrine}}}}} \texttt{ system regulates} \\ \texttt{body temperature}\)
This diagram shows a model of the water cycle. Which part of the diagram illustrates matter flowing out of the geosphere and onto biosphere? A. The transpiration" labels and arrows, b. The clouds and rain, c. The " plant uptake" label and arrow, D. the two arrows pointing to "water vapor"
The part of the water cycle that illustrates matter flowing out of the geosphere and into the biosphere would be plant uptake of water.
What are the geosphere and biosphere?
The geosphere represents the part of the earth that is composed of soil, underlining rocks, minerals, and various landforms.
The biosphere represents all the living organisms that occupy the earth. It includes plants, animals, microbes, etc.
Water cycles between the various spheres of the earth, including the geosphere and the biosphere.
A good example of water moving from the geosphere to the biosphere is when the roots of plants (biosphere) take up water from the soil (geosphere).
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Pay attention to capitalization and
1. is/ the environment. / Growing/essential/trees/ for
2. costs. /Smart/ electricity/reduce / buildings
3. from / do not eat / Vegetarians / any food / that comes / animals.
These are the statements with correct capitalization and punctuation:
Growing trees is essential for the environment.Smart buildings reduce electricity costs.Vegetarians do not eat any food that comes from animals.Why is the environment important?Growing trees is essential for the environment. Trees provide many benefits to the environment, including: Reducing air pollution, Providing shade, Improving air quality, Providing habitat for wildlife, Storing water, Reducing noise pollution.
Smart buildings reduce electricity costs. Smart buildings are designed to use energy efficiently, which can help to reduce electricity costs. Some of the ways that smart buildings can reduce energy use include: Using motion sensors to turn off lights when no one is in a room, Using automatic blinds to control the amount of sunlight that enters a room and Using energy-efficient appliances and lighting.
Vegetarians do not eat any food that comes from animals. This includes meat, poultry, fish, and seafood. Vegetarians may choose to eat a vegetarian diet for a variety of reasons, including: To improve their health, To reduce their environmental impact, To be more compassionate towards animals.
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Complete question:
Pay attention to capitalization and punctuation
1. is/ the environment. / Growing/essential/trees/ for
2. costs. /Smart/ electricity/reduce / buildings
3. from / do not eat / Vegetarians / any food / that comes / animals.
HELP WILL GIVE BRANLIEST
Answer:
I think it's the last one, photosynthesis takes place in all plant cells, and respiration takes place only in leaf cells, but im not 100% sure
Explanation:
Answer: last one
Explanation:
I had a room full of 666 cockroaches which included 24 albinos. These albinos were so scary looking that I squashed them with a heavy piece of metal over and over again until they were a pile of left over exoskeleton and fluid and let the remaining cockroaches breed. The next generation of these horrid little baby cockroaches totaled 13,485. Assuming that the allele for albinism is recessive and we are still in equilibrium, how many recessive alleles are there in the population. (round to the nearest WHOLE number... 1.234 rounds to 2... there is no such thing as .234 of an organism)
Answer:
Number of albino cockroaches = 486 cockroaches
Explanation:
Assuming that the population is in Hardy-Weinberg equilibrium and that albinism is recessive, the Hardy-Weinberg equation is used to determine the frequencies ofnthe different alleles in the population
According to the Hardy-Weinberg equation : p² + 2pq + q² = 1
Also p + q = 1
Where p² is the frequency of cockroaches having similar alleles for the dominant trait;
2pq is the frequency of individuals with the heterozygous allele, while q² is the frequency of the individuals having similar allele the recessive trait, albinism.
q² = 24/666
q² = 0.036
Since, the frequency of albinism in the population 0.036, number of individuals with the recessive allele, that is albino cockroaches in the next generation is obtained by multiplying the frequency with the number of individuals in the next generation.
Number of albino cockroaches = 0.036 × 13485
Number of albino cockroaches = 486 cockroaches
HELP ME, QUICKLY! Please and thank you. :)
The correct answer is The cell is prokaryotic because it does not have any membrane-bound organelles.
Explanation:
Prokaryotic cells are different from eukaryotic cells because prokaryotic cells do not have organelles surrounded by a membrane, while eukaryotic cells do. These organelles include a nucleus, ribosome, among others. On the opposite, the DNA material is located inside the cell forming an undefined structure and the cell is protected by the cell wall and the cell membrane. In this context, the cell of the image is prokaryotic because there are no defined organelles inside it.
In mice, apricot eyes is recessive to black eyes. Tail length is governed by another gene, linked to the eye color gene. Long tails is dominant to short tails. To determine the distance between the two genes, a double heterozygote is mated in a testcross and the classes of progeny produced were as follows:
Apricot eyes, Long tails 33
Apricot eyes, Short tails 20
Black eyes, Long tails 17
Black eyes, Short tails 30
Determine whether the heterozygous parent is in the cis or trans arrangement.
a. Cis
b. Trans
Answer:
trans
Explanation:
From the given information:
The study observes the genes present in mice for eye color and tail length. Since both genes are linked, it implies that they exist in the same chromosomes.
Black eyes is dominant over apricot eyes
Let Black eye be B and apricot eyes be b
Long tail is dominant over short tail
Let long tail be L and short tail be l
If double heterozygote(homoozygous-recessive) engage in the testcross
Then:
From the result given:
The parental combinations are:
Apricot eyes, Longtail (bL / bl) = 33
Black eyes, Short tails (Bl / bl) = 30
The recombinant genes are:
Black eyes, Long tails (BL / bl) = 17
Apricot eyes, Short tails (bl / bl) = 20
The recombination frequency relates to the distance between the two genes which can be computed as:
= (20+17)/100
= 37%
Thus; the heterozygous parent is in trans arrangement.