3. Why are solar prominences unable to leave the sun's atmosphere?
Their arches are very insignificant.
Gravity draws them back in.
They occur for only a few seconds.
The electric charges easily reach humans on Earth.
Answers
The core dynamo of the sun creates a complex network of magnetic fields along which the prominence plasma moves. When such a structure loses stability, it explodes outward, expelling the plasma, and this is known as an erupting prominence.
what is solar prominences?A solar prominence is a sizable, luminous feature that extends from the Sun's surface and is also referred to as a filament when seen against the solar disk. The photosphere, where prominences are tethered to the Sun's surface, extends into the corona, the Sun's scorching outer atmosphere. A prominence develops over the course of about a day, and stable prominences can arc hundreds of thousands of kilometers into space for several months while remaining in the corona. Researchers are still trying to understand how and why prominences develop
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Related Questions
This question isn’t hard I just like don’t know what to do for it so I have to write a “letter” for science class it’s from the Milky Way to the andromeda galaxy so what I need help with is that I need to write about a “upcoming visit” and so anyone have a idea what will happen during the visit help is very appreciated lol
Answers
Answer:
nope i don't
Explanation:
क्षेत्रभेटी नियोजनात वाहतुक मागव वाहतुक मार्ग साधनांचा विचार करने महत्वाचे का असते
Answers
I need help on this
Answers
What's the independent variable? What's the dependent variable? How many bacteria were found at 30 degrees? How many bacteria were found at 15 degrees? How many more bacteria were found at 20 degrees than 10 degrees? How many more bacteria were found at 35 degrees than 0 degrees?
Answers
Answer: Temperature is the independent variable. The number of bacteria is the dependent variable.
Explanation:
The dependent and independent variables are the two main variables of any experiment or research.
A dependent variable is one whose values depend on another variable. In a function it is usually represented by 'y'. This variable 'y' is a function of the variable 'x', which is the independent variable. An independent variable is one whose value does not depend on that of another variable.
So, the independent variable is the one that changes or is controlled to study its effects on the dependent variable. The dependent is the variable that is investigated and measured.
The independent variable is represented on the x-axis (horizontal line) of a graph, while the dependent variable is represented on the y-axis (vertical line).
In your example, the temperature is the independent variable, because it does not depend on anything and its influence can affect the number of bacteria. And it can be changed or controlled by the scientists. The number of bacteria is the dependent variable, because it depends on the temperature. Also, the number of bacteria is what it is being measured, and can not be changed by the scientists.
which part of your brain receives information that you are moving your legs?
Answers
the primary motor cortex is the brain region that receives information about leg movement, while also playing a crucial role in initiating and controlling voluntary movements of the legs and other body parts.
The part of the brain that receives information about leg movement is the primary motor cortex. The primary motor cortex is located in the precentral gyrus of the frontal lobe of the cerebral cortex. It is responsible for controlling voluntary muscle movements throughout the body, including the legs.
When you initiate leg movement, the primary motor cortex sends signals to the muscles involved in the movement through the spinal cord and peripheral nervous system. At the same time, the primary motor cortex receives sensory feedback from proprioceptors and other sensory receptors located in the muscles, tendons, and joints. This sensory information informs the brain about the position, motion, and tension of the legs.
The sensory feedback from the legs is transmitted to the primary motor cortex via sensory pathways that include the spinal cord and various brain regions involved in sensorimotor integration, such as the somatosensory cortex and cerebellum. This feedback helps in coordinating and adjusting the ongoing leg movements, ensuring accuracy and smooth execution.
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what happens to matter in a biogeochemical cycle
Answers
Answer:
A biogeochemical cycle is one of several natural cycles, in which conserved matter moves through the biotic and abiotic parts of an ecosystem. ... Each of these elements is circulated through the biotic components, which are the living parts of an ecosystem, and the abiotic components, which are the non-living parts.
Hello, I have a question in terms of Hemolysis that I need an in-depth answer to if possible. I conducted an experiment using different Urea compounds with Urea causing almost instantaneous Hemolysis while a compound such as Ethyl Urea takes 30 seconds longer in relation to it. I need to describe why Urea causes hemolysis, the polarity of the four compounds tested (Urea / Methyl Urea / Dimethyl Urea / Ethyl Urea), and how tonicity works in the case of urea, and just what are all the factors that affect transport across the cell membrane.
Answers
Hemolysis is the rupturing of red blood cells (RBCs) with the release of hemoglobin, which is a protein present in RBCs. The compound Urea is known to cause Hemolysis by disrupting the osmotic balance of the RBCs. It causes water to move out of the cell leading to cell shrinkage.
The presence of a hypertonic solution causes the cell to lose water via osmosis resulting in cell shrinkage. The greater the osmotic pressure, the more the cell shrinkage. This is the reason why urea causes hemolysis.Tonicity is the ability of a solution to cause a cell to gain or lose water molecules.The transport across the cell membrane depends on several factors. The factors that affect the transport across the cell membrane include the following:
Concentration gradient: The concentration gradient is the difference in solute concentration across the membrane. The molecules move from the region of higher concentration to lower concentration.
Osmotic pressure: The pressure generated due to water flow is osmotic pressure. The higher the concentration of solute, the greater the osmotic pressure.
Membrane permeability: It is the extent to which a membrane allows the molecules to pass through it. Membrane permeability varies for different molecules.
Methyl Urea is polar due to the presence of the carbonyl functional group. Dimethyl Urea is polar due to the presence of the carbonyl functional group.Ethyl Urea is polar due to the presence of the carbonyl functional group.
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A sci scientist is measuring how quickly different liquids flow down a ramp she notices that water flows more easily than dish soap which property of water is the scientist observing? A. Viscosity
B. Compression C. Surface tension D.crystalline structure
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Answer:
They are actually observing "viscosity" of liquid
Explanation:
What systems could you define in
the world around you?
Help me plz
Answers
Answer:
Explanation: what system could you define in the world around you
Manage the spun words as you want a democratic gadget of government is a form of government in which ultimate power is vested within the human beings and exercised by means of them without delay or indirectly via a system of illustration generally regarding periodic free elections.
what are the means of a democratic device?Democracy is a gadget of presidency in which laws, guidelines, management, and fundamental undertakings of a kingdom or different polity are directly or indirectly determined by means of the “people,” a collection historically constituted via simplest a minority of the populace (e.g., all loose grownup men in ancient Athens or all sufficiently.
what's an instance of a democratic machine?In an immediate democracy, all laws and public coverage selections are made without delay by a majority vote of the people, in place of by way of the votes of their elected representatives. Functionally viable best in small states, Switzerland is the only instance of a direct democracy implemented to a countrywide degree today.
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it is typical to put the dependent variable on the y-axis and the independent variable on the x-axis. explain why, in this lab, area is the independent variable and species is the dependent variable.
Answers
It is typical to put the dependent variable on the y-axis and the independent variable on the x-axis.In this lab, area is the independent variable and species is the dependent variable because the number of species (dependent variable) is expected to change as a result of variations in the area (independent variable).
By placing area on the x-axis, it allows for a clear visualization of how changes in area impact the number of species found within that area. This arrangement helps in identifying any patterns, trends, or relationships between the two variables. It is crucial to distinguish between independent and dependent variables, as it helps in understanding the cause and effect relationship in scientific experiments and studies.
In this specific case, analyzing the impact of area size on species diversity can provide valuable insights into the habitat requirements and ecological dynamics of various species, allowing for more informed conservation and management decisions. Therefore, it makes sense to plot the area on the x-axis as the independent variable and the number of species on the y-axis as the dependent variable, allowing for a clear representation of the cause and effect relationship between the two variables.
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which of the following tissue leukocytes will most likely initiate an inflammatory reaction in response to presence of a pathogen but no tissue injury? group of answer choices mast cells macrophages basophils neutrophils
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Option 4 is Correct. When a pathogen is present but there is no tissue damage, neutrophils, the leukocytes that follow, will most likely start an inflammatory response.
The body's first line of defense is made up of neutrophils, which make up 50% to 70% of circulating leukocytes. They take part in the phagocytosis—the process by which germs are removed—and the initial inflammatory response to bacterial infection. They are also the cells that are present in the greatest number near the site of an injury or illness.
The inflammatory reaction (inflammation) happens when bacteria, trauma, toxins, heat, or any other cause damages tissues. Histamine, bradykinin, and prostaglandins are among the substances released by injured cells. These substances lead to blood vessels leaking fluid into the tissues, which results in edema.
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Correct Question:
Which of the following tissue leukocytes will most likely initiate an inflammatory reaction in response to presence of a pathogen but no tissue injury? group of answer choices
1. mast cells
2. macrophages
3. basophils
4. neutrophils
The wooden cube below has a volume of 500 mL and a mass of 30 grams. Calculate its DENSITY.
B.) 1.0 g/mL
.A.) 06 g/mL
C.) 19 g/mL
D.) .9 g/mL
Answers
Answer:
0.06 or what I believe to be A
Explanation:
D=m/v
D=30/500
D=0.06
What do mitochondria do in healthy cells, and ny had defective mitochondria caused
David to lose his vision?
Answers
Muscle weakness, intolerance to exercise, decreased hearing and vision, ataxia, seizures, learning difficulties, heart problems, diabetes, and poor growth are the hallmark signs of mitochondrial myopathy.
What will happen if have a defective mitochondria?Defects in mitochondria, the body's energy producers that may be found inside practically all cells, are the root cause of mitochondrial disorders. mitochondrial myopathies are mitochondrial diseases that create noticeable muscular issues, while mitochondrial encephalomyopathies are mitochondrial disorders that cause noticeable muscular and neurological abnormalities.Several of the syndromes linked to mitochondrial disease include Barth syndrome, Chronic progressive external ophthalmoplegia, Kearns-Sayre syndrome, Leigh syndrome, Mitochondrial DNA depletion syndromes , Mitochondrial encephalomyopathy, Lactic acidosis, and stroke-like episodes, Mitochondrial neurogastrointestinal encephalomyopathy, Myoclonus epilepsy with ragged red fibers, Neuropathy, ataxia, and retinitis pigmentosa , Pearson syndrome.The mtDNA mutation that causes NARP also causes MILS, and the two disorders can coexist in the same family. NARP can cause developmental delay, seizures, and dementia in addition to the primary symptoms for which it is called.To learn more about mitochondria refer :
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2.2. Which of the following is NOT a type of animal hair which may be found at a crime
scene?
(25 Points)
A. Pelts and furs
B. Wild game
C. Domestic
D. Fibers
Answers
Answer:
Diber
Explanation:
The branch of science used for criminal investigation and sample analysis with biological methods to find the proof and clues for the crime is called forensic science. It utilizes the genetic makeup of the organism to catch the culprit based on the evidence collected.
Wild game is not a type of animal hair that may be found at a crime.
Why hair is used for forensics?Hairs and other samples like blood, nails, clothes and other stains can be used for the investigation of the culprit in forensic sciences. The hair sample can be used for the DNA analysis of the culprit by screening the sample and are checked and is tested for suitable culprit match. The hair sample can be a piece of good evidence for testing as it can last longer and the elements of it do not degrade at a fast rate.Therefore, option B is correct.
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Which TWO of the following statements about glucose-1-phosphate are CORRECT? (Pick TWO.) a. It can exit liver cells via bidirectional GLUT transporters. b. It can directly enter the oxidative phase of the pentose phosphate pathway. c. It can be isomerized to form glucose-6-phosphate. d. It can become activated using UTP for glycogenesis. e. Its production is elevated when (glucose-6-phosphate) is low. f. It can enter glycolysis at the step catalyzed by phosphoglucose isomerase.
Answers
The correct statements are c. It can be isomerized to form glucose-1-phosphate and d. It can become activated using UTP for glycogenesis.
Glucose-1-phosphate is a crucial central patch in a variety of metabolic processes, including glycogen product and the pentose phosphate pathway. It's isomerized to glucose-6-phosphate The enzyme phosphoglucomutase can transfigure glucose-1-phosphate to glucose-6-phosphate.
This is a pivotal step in glycogen conflation because glucose-6-phosphate may be employed as a glycogen conflation substrate. It may be touched off for glycogenesis by utilising UTP The addition of a uridine diphosphate( UDP) patch activates glucose-1-phosphate for glycogen conformation via the action of UDP- glucose pyrophosphorylase. This process results in the conformation of UDP- glucose.
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ill give a Brainliest if it is right
The pictures below show a bottle made of plastic and a block made of concrete.
Which of these statements is correct about plastic and concrete?
A)Both plastic and concrete are minerals because they are natural, solid materials.
B)Both plastic and concrete are not minerals because they are made by humans.
C)Plastic is a mineral because it has a definite crystal structure but concrete is not a mineral because it is organic.
D)Plastic is not a mineral because it is not formed under the ground but concrete is a mineral because it has a definite composition.
Answers
Neither of these are minerals, B.
Its not A because, they are not natural materials but instead made up of natural materials, like a rubber tree.
Its not C because, like I said, plastic is made from rubber trees, this garentees it doesnt have a crystal structure.
Its not D because, concrete is not a mineral and has indefinite composition.
Answer:
b
Explanation:
took the test
What is the phenotype of an individual?
A. The genetic makeup
B. Dominant alleles
C. Recessive alleles
D. The physical appearance
Answers
Answer:
D. The physical appearance
Explanation:
Genotype is the genetic makeup and alleles while phenotype is the physical appearance.
Because phenotype is the observable characteristics of an organism.
Gametes have genetic _________ after meiosis due to crossing over and recombination.
Answers
Answer:
variation
Explanation:
Bio
While doing streak plating, why is the lid placed back onto the agar plate after each step of the procedure? o To prevent contamination of the bacteria from the air o So that the bacteria don't dry out o To prevent the bacteria from escaping the plate o To prevent too much air from killing the bacteria
Answers
While doing streak plating, the lid is placed back onto the agar plate after each step of the procedure To prevent contamination of the bacteria from the air. The correct answer is option a.
Streak plating is a procedure used to isolate a single species of bacteria from a mixed culture. The agar plate is used as a solid growth medium for the bacteria. During the procedure, the lid is placed back onto the agar plate after each step to prevent contamination of the bacteria from the air.
This is important because if the bacteria are contaminated with other microorganisms, it can affect the results of the experiment. By keeping the lid on the agar plate, it helps to ensure that the bacteria remain pure and uncontaminated.
In conclusion, the lid is placed back onto the agar plate after each step of the streak plating procedure to prevent contamination of the bacteria from the air. This helps to ensure that the bacteria remain pure and uncontaminated, which is important for the success of the experiment.
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which term is not used to describe bacterial cell shape
Answers
The term "amorphous" is not used to describe bacterial cell shape.
The term "amorphous" means without a defined shape or form. It is used to describe substances that do not have a crystalline structure or shape. Based on the definition of "amorphous" and bacterial cell shape, it is clear that the term "amorphous" is not used to describe bacterial cell shape.
The shape of a bacteria cell is largely determined by the arrangement of its cell wall, which is made up of peptidoglycan layers. This arrangement dictates the overall contour of the cell - hence why bacterial cells come in very distinct shapes. A spherical shape is far less common, as it would require the cell wall to form into a perfect ball - something that it seldom achieves. This is why there is no proper term to describe a spherical shape for bacteria.
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Complete question is :
what term is not used to describe bacterial cell shape?
Question 1 of 20:
Select the best answer for the question.
1.
is the soreness that your muscles feel following training those muscles.
O A. Delayed muscular recovery
O B. Muscular post-workout recovery
O C. Delayed-onset muscle soreness
O D. Post-exercise muscular soreness
Answers
The soreness that your muscles feel following training those muscles is: C. Delayed-onset muscle soreness .
What is the soreness that your muscles feel ?It is a normal ailment marked by muscle stiffness and soreness that commonly develops 24 to 72 hours following exercise. It is frequently linked to eccentric exercise which lengthens muscles when they are contracting like during weightlifting or downhill jogging.
Starting a new exercise regimen, increasing the length or intensity of your workout, or attempting an unfamiliar activity style can all result in DOMS. It is a typical phase of muscle growth and regeneration and it may even indicate that your muscles are responding and becoming stronger.
Therefore the correct option is C.
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The graphs show two different ways in which a population can change over time. Which statement is true? OA. Graph A's population experienced exponential growth after reaching carrying capacity. B. Graph A's population experienced logistic growth and reached carrying capacity. C. Graph B's population experienced exponential growth after reaching carrying capacity. D. Graph B's population experienced logistic growth and reached carrying capacity.
Answers
Conclusion from both graphs indicates that D. Graph B's population experienced logistic growth and reached carrying capacity.
What is population growth?Population growth refers to the increase in the number of individuals in a population over time. It can be calculated by subtracting the number of deaths and emigrants from the number of births and immigrants in a specific period.
Population growth can be expressed as a percentage, and it can be used to analyze trends in population size and demographic changes. High population growth rates can have both positive and negative impacts on the economy, social structure, and environment of a region.
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What is the probability of the offspring having hemophilia for the cross that is shown in the Punnett square?
0 percent
25 percent
50 percent
75 percent
Answers
what is all the tiny photoautotrophs found near the surface of a body of water
Answers
Answer:
Phytoplankton. It refers to all the tiny photoautotrophs found on or near the surface of a body of water. Phytoplankton usually are the primary producers in aquatic ecosystems.
Explanation:
Hope it helps! =D
A plant is growing near edge of a forest grows best when it gets a large amount of sunlight. If a forest fire occurs and burns down many trees in a forest, how will this affect the plant’s population?
Answers
Answer:
the plant's population will increase as now it has an abundance of sunlight because all the trees blocking it got cut down.
Explanation:
middle which diagram shows the changes in appearance of a plant cell when a remains in a concentrated sugar solution for thirty minutes? what is th answer
Answers
The osmosis diagram is the one that most accurately represents how a plant cell might change in appearance after spending thirty minutes in a concentrated sugar solution.
Osmosis is the process by which water molecules move from an area with a lower concentration of solutes to an area with a higher concentration of solutes across a semi-permeable membrane.
If a concentrated sugar solution were present, the solute concentration outside the plant cell would be higher than that inside.
Water from inside the plant cell would naturally try to exit the cell as it is submerged in the concentrated sugar solution in an effort to balance the solute concentration on either side of the cell membrane.
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(URGENT HELP PLEASE) Which of the following does NOT support the theory of natural selection? *
There are species that live in North America that are not found in Australia
Humans have small bones at the end of our spine that resemble tail bones in other animals
Prehistoric mastodons are similar to today's elephants
Species that are similar to each other tend to live near each other
Answers
Answer:
arti nya apa wkwk
Explanation:
saya ngk bisa bahasa inggris
Where are most mountains on earth formed
At volcanic chains
At strike slip faults
At mid ocean ridges
At convergent plate boundaries
Answers
Example 15 before attempting this problem. Two identical pellet guns are fired simultaneously from the edge of a cliff. These guns impart an initial speed of 30.0 m/s to cach pellet Gun A is fired straight upward, with the pellet going up and then falling back down, eventually hitting the ground beneath the cliff. Gun B is fired straight downward. In the absence of air resistance, how long after pellet B hits the ground does pellet A hit the ground? 48, mrh An astronaut on a distant planet wants to determine its accel- eration due to gravity. The astronaut throws a rock straight up with a vo- locity of +15 m/s and measures a time of 20.0's before the rock returns to his hand. What is the acceleration (magnitude and direction) due to gravity on this planet? 52. A ball is thrown straight upward. At 4.00 m above its launch point. the ball's speed is one-half its launch speed. What maximum height above its launch point does the ball attain? 53. sem From her bedroom window a girl drops a water-filled balloon to the ground, 6.0 m below. If the balloon is released from rest, how long is it in the air?
Answers
In the absence of air resistance, pellet A and pellet B will hit the ground simultaneously.
In the given situation, two indistinguishable pellet weapons are discharged all the while. Weapon An is discharged straight vertical with an underlying pace of 30.0 m/s, while Firearm B is discharged straight descending.
Expecting the shortfall of air opposition, we really want to decide how long after pellet B raises a ruckus around town does pellet A hit the ground.
Since the two weapons confer similar introductory speed to their individual pellets, the time taken for every pellet to raise a ruckus around town will be something similar.
This is on the grounds that the hour of trip for an article sent off upward vertical and getting back to a similar level is equivalent to the hour of trip for an item sent off upward descending and stirring things up around town from a similar level.
In this manner, the time it takes for pellet A to stir things up around town after pellet B stirs things up around town will be equivalent to the time it takes for pellet B to stir things up around town.
The specific time can be determined involving the kinematic condition for vertical movement, taking into account the speed increase because of gravity as\(- 9.8 m/s^2\).
For the other given issues (48, 52, 53), explicit mathematical qualities or extra data is expected to give precise arrangements.
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ecology is the study of the interactions between organisms and their environment. four different levels of complexity exist in the interactions studied in ecology. arrange the levels of study in ecology from the most comprehensive level to the least inclusive level.
Answers
The "organism, population, community, and ecosystem" are the four primary research levels in ecology. The processes that maintain and control the environment are called ecosystem processes.
Ecosystem. It is a collection of every living thing and abiotic element that coexists and communicates in a certain space. Both live and nonliving elements of the environment are interacted with. Ecology is the study of how organisms interact with one another and their environment. Ecology is the study of how organisms interact with one another and their ecosystem . There are several approaches to studying ecology. Landscape ecology, population ecosystem , and behavioral ecology are a few examples. Large-scale spatial distribution, trends, and behaviors are the focus of landscape ecosystem .
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