PLEASE NEED HELP ASAP!!! What statement is true about energy and matter in stars? Select the correct answers.
A. Some matter is converted into energy within stars.

B. Energy in stars causes the fusion of light elements.

C. All energy is converted into matter in stars.


D. Energy and matter are both conserved in stars.

E. Only energy is conserved within stars.

F. Only matter is conserved within stars.

Answers

Answer 1

Answer:

I think the answer is A

Explanation:

I would wait for someone else to answer though.


Related Questions

Fill in the blank;
After complete oxidation of a glucose molecules ________ no. of ATP molecules are formed. plz answer the question plz don't spam. and get 9 points ​

Answers

Answer:

38

Explanation:

After complete oxidation of a glucose molecules, 38 number of ATP molecules are formed.

Please help me my assignment is due in 30 minutes

Answers

Answer:

The answer is plane

Explanation:

This should be in mathematics not bio

When cells are damaged, they release proteins called ____ ?

Answers

inflammatory chemical signals that evoke local vasodilation

What is the dependent variable??

Answers

ur mom................

Polymers are formed via dehydration reactions by molecules. Which of the following best describes a dehydration reaction?

Assembling molecules in either carbonyl or carboxyl functional groups
Assembling molecules in either hydroxyl or carboxyl functional groups
Dissembling molecules in carboxyl functional groups
Dissembling molecules in hydroxyl functional groups

Answers

Answer:

Assembling molecules in either hydroxyl or carboxyl functional groups

Explanation:

Polymers are formed via dehydration reactions by molecules. ... For this a dehydration reaction first off is the assembling of monomers when water is lost. And for dehydration reactions molecules that contain hydroxyl or carboxyl as functional groups.

Complete a dichotomous key for the 10 leaves on the common leaves sheet

Answers

A dichotomous key might be considered a significantly useful tool to classify organisms. The key provides an easy and fast way for identification by describing different morphological traits, leading you to the correct taxonomic classification.

When you have an organism -or part of it-, and you need to identify it taxonomically, you use a dichotomous key. The key provides morphological descriptions about different taxonomic groups in an easy way to identify these traits in your individual.

It is simple to read a dichotomous key. The term dichotomous refers to how information is provided. You will always have two options (a and b, or 1 and 2), and you will have to choose one of them according to the characteristics of your organism. The key describes specific morphological traits of organisms that are useful for differentiation.

Probably you might need an atlas or a dictionary to understand some of the technical terminologies. You will also need to carefully observe your specimen, to get to distinguish different traits. If the specimen is too small you might need a loup.

Let us analyze simple example using a group of 5 organisms. Let us assume that you do not know their names, and you need to know what is the individual in the red circle (You will find it in the attached files).

Dichotomous key

Statement 1a ----------- The organism is a vertebrate ----------- Frog

Statement 1b------------ The organism is invertebrate ----------- Go to 2

Statement 2a ---------- The organism has a multisegmented

                                    and elongated body, with too many  ----- centipede

                                    legs.

Statement 2b ---------- The organism has a relatively short body

                                    and with fewer legs ------------------------------ Go to 3

Statement 3a ----------- The organism has 8 legs ----------------------- Spider

Statement 3b ----------- The organism has 6 legs ----------------------- Ant

As you can see, this a very simple example, but ilustrates how the key provides enough information for you to reah the correct option.

Related link: https://brainly.com/question/22714283

Answer:

do not use exactly. It will reset your assignment for plagiarism.

Explanation:

The blue particles in this image are able to cross the cell membrane through simple diffusion. How will they be transported?

Answers

Answer:

The correct answer to your question is D

Based on this information, the substances will move directly across the membrane from inside the cell to outside the cell (D).

What is simple diffusion?

It is a diffusion process through the membrane that consists of the passage of a substance through the biological membrane as a function of the concentration gradient.

Molecules and ions can cross the membrane passing from the area of higher concentration to the area of lower concentration.

Therefore, we can conclude that based on this information, the substances will move directly across the membrane from inside the cell to outside the cell (D).

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plzzzzzzzz help............




Answers

Answer:

A=resists the turgor pressure of the cell

C=controls the activities of the cell

B=site of chemical reactions of the cell including synthesis of proteins

Names

Cell Wall

Nucleus

Cytoplasm

Explanation:

Good luck hope this helps!

Fire reproduces if a spark from the original fire as it lands on another object. is it evidence or reasoning?​

Answers

Answer:

reasoning

Explanation:

Fire reproduces if a spark from the original fire as it lands on another object is reasoning.

What is the reasoning?

Reasoning is the ability or process of thinking and process thing in a logical and factual way. The use of a reason for a situation is reasoning and it is a sensible way of thinking.

Fire needs oxygen to spark up and fire up. When there are good ventilation and fire breaks up and burns with full light and heat. If the spark of fire burns other objects, it also burned up due to fire. This is the proper and factual reason for burning a fire.

Evidence is when given some evidence for the given statement but in the statement, the evidence is not given, just a reason is given for the burning of fire.

Thus, the given statement about fire is reasoning.

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fr.ee points for the hoomies


also plz answer my question abt stem cells ;,)

Answers

Answer:

STEM CELLS

They serve as a repair system for the body.

Stem cells provide new cells to the body as it grows and heals

3. Answer the following in one sentence.
a. Define sonority. -
b. What is a vaccine?
c. Define Irrigation.
d. What is a polymer?​

Answers

Answer:

3a. Sonority is the ability to produce a sound when struck.

b. A vaccine is a substance used to stimulate the production of antibodies and provide immunity against one or several diseases.

c. Irrigation is the supply of water to land or crops to help growth, typically using channels.

d. A polymer is a substance that has a molecular structure built chiefly or completely from a large number of similar units bonded together.

Besides antibodies _________ are made after an active immune response.
1 point
Macrophage
Complement proteins
Antigen
Memory cells

Answers

Answer:

Memory cells

Explanation:

Active immunity is defined as immunity to a pathogen that occurs following exposure to said pathogen. When the body is exposed to a novel disease agent, B cells, a type of white blood cell, create antibodies that assist in destroying or neutralizing the disease agent.

Select all that apply The characteristics that define passive immunity include ______. Multiple select question. lag time before protection is available lack of antibody production to pathogen short-term effectiveness immediate onset of protection lack of memory cells long-term effectiveness

Answers

Passive Immunity is process of providing IgG antibodies to protect against infection.

It generates antibodies which provides protection against the infection.

This is short lived protection which can last to several months but can provide immediate protection.

Therefore the correct answer is Short term effectiveness immediate onset.

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An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the control variables are...

Answers

Answer:

it is the amount of soil, sunlight, and the music they listen to

control variables are the elements that are always constant and not changed throughout the experiment.

ASAP
Which of the following means 'Dehydrated'?
A. Too much water
B. Too little acid
C. Too much acid
D. Too little water

Answers

Answer: D too little water


Explanation: process of elimination/common sense

Answer:

D, too little water


What was the experimental variable we tested in the lodine Clock Reaction?

Answers

Answer:Experiment 1084-04: lodine Clock Reaction Purpose Determine the rate law for an iodine clock reaction and study the influence of st on that reaction abruptly that it can be as startling as the sudden sound of an alarm clock, hence the clock reaction Background Information chemical equations can be written for chemical reactions, only some will proceed while others do not. Among the ones that do proceed some reactions occur as soon as reactants are mixed, while others occur over minutes, hours, or n over several years. What are the controlling in predicting if a reaction will take place and the speed at which it will? Thermodynamics can answer the question, "Will the reaction take place?" Once the reaction is capable of proceeding kinetics can answer the other question, "How fast You will study the rate of the reduction of potassium persulfate, KoS Os, with sodium iodide, Nal. The net ionic equation for the reaction is eve The rate law for this reaction is in the form of And you will need to determine the reaction orders a and b, as well as the rate constant, k. Keep in mind that exponents can not be determined by jus looking at the chemical equation the reaction will take place? The rate of a reaction is defined as the increase in molar concentration of product of a reaction per unit time or the decrease in molar concentration of reectant per unit time. The usual unit for the rate is moles per liter per sec (mol/L s or M/s). Experimentally, it has been found that a reaction rate depends on the concentrations of the reactants. Usually a higher reactant concentration increases chance of collision among the reactants per unit time causing a faster reaction rate. An equation describing the relationship between the reaction rate and the concentration of the reactants You will need a way to determine how much of the reactants were spent over the given time period. Preferably, the concentrations of the reactants should not change too much; therefore the reaction rate can be represented by the initial concentrations of reactants (the initial-rate method). In this experiment, we will couple another reaction that consumes the product, 12 very quickly. The new reaction is the reduction of is called a rate law. For the elementary reaction Note that l2, which was produced in reaction (1) is consumed as fast as it is produced by reaction (2) to regenerate two l. i.e. [门is kept constant. By keeping [S203-9 much smaller than the initial concentration of S,0, we can assure [S20,1 is also kept nearly constant when S203 is completely consumed. At this point, the 12 is no longer eliminated by the reaction and starts to accumulate. This point is signaled by sudden appearance of the dark color from the interaction of l2 with starch indicator. We can measure the time elapsed till the color appears Rate k [AIB] The proportionality constant, k, is called the ate constant in the relationship between the rate nd concentrations. The rate constant has a fixed alue as long as the reaction temperature is held nstant. The exponents, a and b, are called the action order, and are frequently, but not always, egers. More importantly, they must be termined experimentally In this experiment you will determine the rate an iodine clock reaction, and study the effects of perature and a catalyst to the reaction rate ugh there are several versions of an iodine k reaction, all of them share a common feature: completion of the reaction is signaled by the en appearance of a dark purple color. This is characteristic of the interaction between cular iodine and starch. When the reaction is ed out correctly, this color will appear so According to the reaction stoichiometries of reactions (1) and (2), two molecules of S203 are required to counteract the consumption of one molecule of S20a2. Since S2032 would have been completely consumed when the dark purple color appeared, the Δ[SO ] should be % of the initial concentration of S203 15-08-2] = ½ initial [S,03-21

A molecule will become an ion when which of the following happens?

Answers

Loses or gains a charge

Sustainable practices can help us protect the environment while still meeting our basic needs. O True O False​

Answers

Answer:

True

Explanation:

definition of sustainable practices is "practices we develop to protect the environment.

The statement "Sustainable practices can help us protect the environment while still meeting our basic needs" is definitely true.

What is the Environment?

Anything which is present in the surrounding of a living organism is called its environment. The term "environment" was first given by Carlyle.

Sustainable practices are those measures that should be taken in order to protect our environment from harmful and abnormal behaviors, activities, compounds, etc. Sustainability is the approach that helps in the protection of the environment with the present needs without affecting the future.

It includes all those processes that are employed in order to maintain the qualities that are valued in the physical environment. For example, boycott products that endanger wildlife, pay attention to labels, be water-wise, drive less, drive green, green your home, etc.

Therefore, the statement "Sustainable practices can help us protect the environment while still meeting our basic needs" is definitely true.

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¿Qué opinas sobre la problemática del agua en el Perú y el mundo? Cómo ciudadano responsable ¿Qué acciones estas realizando para valorar este recurso?​

Answers

El agua es un elemento relativamente escaso y por lo tanto debe ser cuidadosamente utilizado. En América Latina la distribución de las precipitaciones hace que la disponibilidad de este recurso sea desigual dentro de la región, siendo por lo tanto especialmente importante cuidarlo a fin de evitar el agravamiento de la escasez de agua potable.

El agua es fundamental para la vida ya que este elemento cumple muchas funciones dentro de los sistemas biológicos las cuales incluyen, entre otras:es un sustrato imprescindible de muchas reacciones químicas que se producen dentro de la célulaayuda a la digestión de alimentosmantiene la temperatura corporal dentro del rango aceptable para la vida, etc.

El agua potable (apta para consumo) es también fundamental para evitar la aparición y propagación de enfermedades tales como diarrea, cólera, fiebre tifoidea, poliomielitis, etc.

De acuerdo al Informe Anual del Servicio de Aguas de Lima, aproximadamente el 93% de la población peruana posee servicio de agua potable.

América Latina posee aproximadamente el 25-30% de los recursos hídricos del planeta; sin embargo, su distribución dentro de la región es desigual, con áreas totalmente desertificadas y otras que actualmente sufren inundaciones periódicas.

Esta situación se encuentra agravada por las consecuencias del cambio climático, las cuales generan una mayor inestabilidad en la distribución y estacionalidad de las precipitaciones.

El cuidado de la cantidad y calidad del agua disponible es fundamental para mantener la biodiversidad de las especies alrededor del planeta y asegurar nuestra salud, como así también para garantizar la vida de las generaciones venideras.

La ONU (Organización de Naciones Unidas) posee un programa cuyo objetivo principal es reforzar la coordinación entre diferentes países y así lograr el acceso generalizado de las poblaciones al agua potable, como así también lograr su uso responsable.

Algunos tips útiles relacionados al cuidado del agua son:Cerrar la canilla al lavar utensilios de cocinaEvitar la pérdida constante de agua en la grifería del hogarEvitar el uso excesivo de agua al ducharseCerrar la canilla al lavarse los dientes

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i need this answered asap!! What's the source of thermal energy and how energy flows throughout the layers of the earth. (Hint: think of the cause of the convection currents)

Answers

I hope this pic will help you a lot.....

HAVE A GREAT DAY .....

Part B
Scientists have determined that the pH of seawater can’t physically drop below approximately 7.9 because of its chemical properties. For this reason, some people argue that the term “ocean acidification” is not quite accurate. Do you agree? Explain your reasoning using the pH scale and these graphs showing the acidity trends in Bermuda, Hawaii, and the Canary Islands.

Answers

Answer:

The word acidification can be misleading because a pH of 7.9 is still considered slightly alkaline. However, as the graphs in these three locations show, as CO2 rises, the pH drops, moving in the direction of the acidic end of the pH scale.

Explanation:

“Ocean acidification” is occurs in various parts of the world.

I don't agree with the statement that “ocean acidification” is not quite accurate because it happened due to more release of carbondioxide gas in the atmosphere which is dissolved in the ocean or sea water.

When the carbondioxide gas dissolved in water, it produces carbonic acid which definitely changes the pH of the ocean water tends to acidic so in my opinion ocean acidification occurs in various parts of the world.

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In your own words, what is the definition for Triple X Syndrome?

Answers

Answer:

Triple X Syndrome happens only in females. It is when a female recieves an extra X chromosome, so instead of having an XX chromosome, a person with Triple X Syndrome would have XXX.

Which lists the substances from least acidic to most acidic

Answers

Answer:

a. ammonia, blood, milk, orange juice

b. orange juice, milk, blood, ammonia

c. ammonia, milk, blood, orange juice

d. orange juice, blood, milk, ammonia

Explanation:

PLEASE MARK ME AS BRAINLIEST!!!!

Carbohydrates info
A. AKA:
B. Composed of:
C. Monomer:
D. Polymer:
E. Functions:

Answers

A: Carbs
B:Carbon, hydrogen and oxygen
C:Monosaccharides
D:Polysaccharides
E: Provides energy to the human body.

easy biology question below first correct answer gets brainliest

Answers

Answer:

It's probably c?

Explanation:

will mark Brainliest!!!!!! To corroborate information is to?



find evidence that opposes a scientific position.



find evidence that supports a scientific position.



find evidence that proves a scientific position.


find evidence that disproves a scientific position.

Answers

It’s to find evidence that supports a scientific position! It’s actually in the definition, if you search up corroborate! Really hope this helps ya, and have a great rest of your day.

The most correct option as to what corroborating information means would be to find evidence that supports a scientific position.

Corroborate is an English word that means 'to agree with' or 'give credence to'.

Hence:

Finding evidence that opposes a scientific position is a wrong option because that is the complete opposite of what corroborate means. Finding evidence that approves a scientific position is also a wrong option because corroborating a statement does not necessarily make the statement to be scientifically correct.Finding evidence that disproves a scientific position is also incorrect. Corroborate neither translates to approve nor disprove,

Therefore, the correct option that clearly explains what corroborate means in the context of science is to find evidence that supports a scientific position.

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What is the independent variable in the experiment?

A. growth rate of plants

B. amount of light each terrarium is exposed to

Answers

B. Amount of light each terrarium is exposed to

Which of the following professionals would be most likely to raise commercial nut-bearing trees?


greenskeeper

orchardist

florist

landscaper

Helppp

Answers

Answer:

florist professional would be most likely to raise commercial nut bearing trees.

Answer: orchardist

Explanation:

Which of the following best depicts the use of Geographic Information Systems?

City planners using layered maps to decide where to build a park
Wireless routers providing internet signal


Government workers constructing a new interstate highway system


Retail stores advertising a new product

Answers

Answer:

City planners using layered maps to decide where to build a park

Explanation:

They are using the GIS data layering method...different aspects ir layers of an area are taken into consideration

For example they would look at schools close by, rivers and soil type. By combining those three characteristics they could make a choice of the best possible area a park should be built.

What factors are included in the classification scheme of climates?

Temperature, pressure, and vegetation
Pressure, latitude, and longitude
Vegetation, precipitation, and temperature
Precipitation, topography, and elevation

Answers

vegetation, precipitation and temperature

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