Which physical properties do all stars have? Check all that apply.

They are made of gases.
They shine very brightly.
They have a spherical shape.
They contain iron in their cores.
They make energy through fusion.Which physical properties do all stars have? Check all that apply.

They are made of gases.
They shine very brightly.
They have a spherical shape.
They contain iron in their cores.
They make energy through fusion.

Answers

Answer 1

Answer:

They are made of gases.

They contain iron in their cores.

They make energy through fusion.

Explanation:

Answer 2

Answer:

(A) They are made of gases.

(C) They have a spherical shape.

(E)They make energy through fusion.

Explanation:

i took the test edg2020


Related Questions

Jess has A- blood type (the negative refers to the status of the Rh antigen), has never received a blood transfusion, and never been pregnant. Antibodies against what blood antigens could be present in Jess' blood?

Answers

Answer:

b. B antigens

Explanation:

Based on the information provided within the question it can be said that Antibodies against B antigens would be present in Jess' blood. This can be seen in the chart attached below. Blood Type A individuals tend to have Anti-B antibodies in their plasma, while Blood Type B individuals have Anti-A antibodies. Meanwhile individuals with Blood Type AB have none and individuals of Blood Type O have both.

identify at least 2 systems involved in this scenario:
aadhya is enjoying a day at the park with her friends. she suddenly gets stung by a bee. her eyes begin to swell, hives appear on her body, and she begins to have difficulty breathing.

Answers

Answer: integumentary system and the Respiratory system

Explanation:

Read the information below and decide if the information provided will classify this item as a cell.

Has a cell membrane and nucleus.
Is moving around under the microscope lens.
After four hours of time, this cell divided into smaller, identical cells.
Select one:
True
False

Answers

Answer:

True

Explanation:

It sharea all of the characteristics of a cell, including the ability to divide and make more copies of itself.

What is the difference between gene sequencing and DNA fingerprinting.

Answers

Answer:

The difference between gene sequencing and DNA fingerprinting is that gene sequencing focuses on finding the exact nucleotide order of the gene while DNA fingerprinting focuses on confirmation of the identity of individuals in forensic studies.

Explanation:

Answer: The main difference between gene sequencing and DNA fingerprinting is that the gene sequencing is involved in the eye defecation of the normal title sequence of Jhené where is the DNA fingerprinting is involved in that I do occasional small the variations in do you know of a

Explanation:

Where is geothermal energy created? How do you know?

Answers

Geothermal energy is the heat produced deep in the Earth's core. Geothermal energy is a clean, renewable resource that can be harnessed for use as heat and electricity. Geothermal energy is heat that is generated within the Earth.

Why is a dye added to cells before viewing under a microscope?

Answers

To get a better look at it.

Or

To enhance visualization of the cell or certain cellular components

How does the paradise flycatcher protect its young from predators? It wraps its wings around its chicks. It puffs out its feathers to look bigger. It builds a camouflaged nest. It builds an underground burrow.

Answers

Answer:

It builds a camouflaged nest.

Paradise flycatcher is a bird which can protect the young from predators. It builds a camouflaged nest.

The paradise flycatcher cannot protect the young ones from predators by wrapping its wings around the chicks, nor by puffing the feathers to look bigger, and does not build an underground burrow. Paradise flycatcher can protect the bird by camouflaging its nest. The material used for camouflaging a nest is different from the conventional material used for making nest by other birds like soft grass, spider web, animal hair, lichen, and leaves. Predators are not able to identify the flycatcher nest to be a bird nest this helps in protection of young ones.

Learn more about predator:

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Refer to the image of paradise flycatcher

Which disease can destroy red blood cells? Which disease infects T cells? Which disease produces a scaly, stinging, and itchy rash on the feet? giving brainliest to first right answer

Answers

Answer: 1 hemolytic anemia, 2 severe combined immunodeficiency,  and 3 athletes foot

Explanation:

hemolytic is when your blood cells are being destroyed, severe combined immunodeficiency is several diseases together that infect your T-cells and athletes foot is when your feet have been confined in a small sweaty space. it causes a fungus to grow on your foot.

Answer:malaria aids then ath foot

Explanation:

How would you perform a streak test on a mineral that it's hardness is 8 1/2?

Answers

Answer:

you would test it on something harder (i think)

Explanation:

How does negative feedback control hormone levels? **EXTRA POINTS**

Answers

Answer:

Hormone production and release are primarily controlled by negative feedback. In negative feedback systems, a stimulus elicits the release of a substance; once the substance reaches a certain level, it sends a signal that stops further release of the substance. In this way, the concentration of hormones in blood is maintained within a narrow range.

BREAK A LEG!

During ages six to eleven, Freud's latency period, what do experts believe happens to the libido? A.That it is channeled into self-development B.That it is only seen in small, private groups with peers C.That it is displayed out in the open, the same as in earlier ages D.That it is hidden since most children of that age bathe and get dressed alone

Answers

Answer: A.That it is channeled into self-development

Explanation:

During the latency stage, libido is in the “do not disturb mode.” According to Freud, it is a period when sexual energy is being channeled to activities like hobbies, learning, and building social relationships.

He felt that at this stage, people develop healthy communication and social skills and the failure to move through this stage can lead to lifelong immaturity, or inability to have and maintain a healthy, happy, and fulfilling sexual and non sexual relationships when one becomes an adult.

Describe two types of phloem cells that make up phloem tissue and outline how their structure
assists function.​

Answers

Answer: Sieve tubes and cytoplasm.

Explanation:

PLZ HELP
Whoever can answer this best gets brainliest
Describe the effect succession has on genetic diversity

Answers

Answer:

Dispersal fundamentally influences spatial population dynamics but little is known about dispersal variation in landscapes where spatial heterogeneity is generated predominantly by disturbance and succession. We tested the hypothesis that habitat succession following fire inhibits dispersal, leading to declines over time in genetic diversity in the early successional gecko Nephrurus stellatus.

Explanation:

Answer:

There are five main elements to ecological succession: primary succession, secondary succession, pioneer and niche species, climax communities and sub-climax communities.

Primary Succession. ...

Secondary Succession. ...

Pioneer and Niche Species. ...

Climax Communities. ...

Sub-climax Communities. while Genetic diversity is the total number of genetic characteristics in the genetic makeup of a species. It is distinguished from genetic variability, which describes the tendency of genetic characteristics to vary. Genetic diversity serves as a way for populations to adapt to changing environments.

Which term is correct for one arctic fox? A biome, B species, C ecosystem, or
D organism. This is for 10 points!

Answers

Answer

Its organism.

Explanation:

An arctic fox isn't an area it is a living thing so organism.

Answer:

Pretty sure it's a biome

There are developmental differences in the amount of gray matter in children. For example, around the ages of _____, the volume of gray matter in the caudate, a part of the basal ganglia involved in control of movement and muscle tone, peaks.

Answers

Answer:

7 in girls and age 10 in boys

Explanation:

Around the ages of 7 in girls and age 10 in boys, the volume of gray matter in the caudate, a part of the basal ganglia involved in control of movement and muscle tone, peaks. This is one of the reasons as to why girls are more athletic and flexible earlier when compared to boys who develop more muscle tone later on in life.

how can current research in cognitive neuroscience be applied to understanding different problems in psychology, including the mind-brain problem and questions concerning brain development and change?​

Answers

Answer:

idk

Explanation:

Cognitive neuroscience is a group of both experimental strategies of cognitive psychology with various techniques to examine how brain  supports mental activities.

what is cognitive neuroscience?

A subfield of neuroscience called as Cognitive neuroscience that deals with   biological processes involve in human cognition, especially in regards to the relation between brain structures, activity, and cognitive functions.

Here the main purpose is  the mechanism of brain functions and its performance, it is a branch of both psychology and neuroscience, because it combinational science of  both biological sciences and behavioral sciences, such as psychiatry and psychology.

For example, the best studied role of dopamine as a neurotransmitter which is associated with feelings of satisfaction, brain function, and decision making, so that human make decisions which benefit them to survive.

Learn more about cognitive neuroscience, here:

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A trait can also be called a/an

Answers

observable traits are called phenotypes

Scientists conduct scientific investigations for which of the following reasons?
I. to discover new things about the natural world

II. to explain observed phenomena

III. to test the conclusions found in previous research

IV. to test the predictions of current theories

A. I and II only
B. III and IV only
C. I, II, III, and IV
D. III only

Answers

Answer:

C is the answer so it's correct

Why would losing just a few dozen aquatic species lead to the end of life in the ocean as we know it?
I NEED THE ANSWER BEFORE 11:59!!!!

First one gets brainiest

Answers

Answer: It would unbalance the ecosystem.

Due to the fact that if some species die off, the other species that rely on those species for food or protection would loose that food/ protection which may lead to their extinction and their extinction would lead to another extinction and so on.

In dogs, ... What are the possible Genotypes of the offspring and percentages? pick two
DD
Dd
dd
DDdd
0% 25% 50% 75% 100%

Answers

Answer:

Im really confused

Explanation:

Urgent please and thank you

Answers

Answer:

1. C

2. All cells of your body have the same DNA/genetic information but cell differentiation causes some genes to turn off and some to turn off. The activated genes are coded for which produce proteins and amino acids allowing cells to differentiate. E.g. Neurons and epithelial cell have same genetic information, however the genes coding for neurons in epithelial cells are turned off or deactivated which make them epithelial cells

Hybrid instruments that play sounds that are part sampled and part synthesized are known as:

Answers

Synthesizers, I’m not really sure but that would make sense.

6) Where is the star? Write the latitude and longitude
7) Where is the smiley face? Write the latitude and longitude ​

Answers

Answer: smiley face: 60° N and 60° W

star: 60° S and 30° E

Hope this helps!!! please rate 5 stars and vote as brainliest:) (^o^)(^o^)(^o^)(^o^)(^o^)(^o^)(^o^)(^o^)(^o^)

Which of the following are primary ways that heat can be transferred?

Answers

Answer:

Featured snippet from the web

Heat can be transferred from one place to another by three methods: conduction in solids, convection of fluids (liquids or gases), and radiation through anything that will allow radiation to pass.

Spider plants can reproduce both sexually and asexual......

Answers

Answer:

I feel like B is the correct answer

Explanation:

B is correct

Answer:

the answer is b the cells of the same

What happens during prophase?
A- A new Nucleus forms around each copy of DNA
B-The chromatids are pulled apart
C-The Mitotic spindle forms
D-Spindle fibers attach to the chromatids

Answers

Answer:

During the prophase, Chromatin will form into chromosomes, and spindle fibers emerge from the centrosomes. The answer is C ^_^

Answer: C-The Mitotic spindle forms

Explanation:

I did this on a pex and got it correct :)

What skills would be important for a forensic entomologist to have?

Answers

Answer:

Some skills that would be important for a forensic entomologist to have would be interpersonal and communication skills. That means that they would need to have strong written and oral communication.

Explanation:

I just answered this question, Hope this helps : )

A forensic entomologist must have relevant skills.

What is forensic entomology?

The study of arthropods, particularly insects, that have been related to crimes and other aspects of the legal system is known as forensic entomology.

What is the role of forensic entomology?

Forensic entomology comprises determining the time and place of death by the identification of insects and other arthropods found in human remains.

What skills are required?Must have adequate knowledge of entomology.Must have knowledge about the latest research.Must be comfortable around crime scenes and have a good coping mechanism.Must have good communication skills.

To learn more about forensic entomology, and arthropods here,

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Mention the functions of queen, drone and worker bees. ​

Answers

Answer:

Thousands of worker bees, all sterile females, assume responsibility for feeding, cleaning, nursing, and defending the group. Male drones live to mate with the queen, who is the only fertile female in the colony.

Explanation:

If you wanted to persuade someone that tiger poaching is wrong, do you think written,spoken or visual message might be most effective? Why?

Answers

I think a visual message may be most effective because most people know that tiger poaching exists and are not really aware of the true extent of it whereas if you show them what is actually happening, they may have a different opinion on it than they did before :)

The most effective way to convince someone that tiger poaching is unethical can be through visual communication.

What is Visual communication?

Because they can rapidly and clearly convey complex ideas and facts, visual communications can have a significant impact on people's feelings and attitudes toward a given topic. His images and films of tigers in their natural habitat can be used to convey the dire effects of tiger poaching, such as the extinction of tiger populations and the destruction of their ecosystems in the case of tiger poaching.

Additionally, visual communication can be used to inform people about the value of tigers in the environment, the consequences of their extinction, and the efforts of conservationists and organizations to protect these creatures.

Therefore, the most effective way to convince someone that tiger poaching is unethical can be through visual communication.

Learn more about communication, here:

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Is energy and matter created or conserved

Answers

Answer:

created

Explanation:

you make engery by eating food

matter is made by making someing

Answer: Conserved

Explanation:

You cannot create nor destroy matter nor energy

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