A star has a declination of approximately –90°. In what direction is the star located from the celestial equator?

East
North
South
West

Answers

Answer 1
I believe south but not 100% sure hope I’m right
Answer 2

Answer:

South

Explanation:

The declination of a star is measured in degrees, whether if it’s north (+) or south (-). Also, the declination has a central line that defines the north and the south that is called the celestial equator. If a star has a +90 degree declination, then it’s referring to the North Celestial Pole; and if the star has a -90 degree declination, then it’s referring to the South Celestial Pole.


Related Questions

Determine which of the following characteristics are environmental, not inherited.
I. Weight
II. Blood group
III. Language spoken
IV. Eye color

Answers

Answer:

Environmental characteristics (not inherited): Weight and Language spoken.

Explanation:

Environmental characteristics are traits or features that are primarily influenced by external factors in an individual's environment rather than being inherited through genes. For example, weight can be influenced by factors such as diet, exercise, and lifestyle choices. Language spoken is another environmental characteristic as it is learned from the surrounding culture and the community a person grows up in. These characteristics can vary significantly among individuals based on their unique experiences and interactions with their environment.

Help me pleaseeeeeeeee

Answers

1. Behavioral

2. Structural.

3. Structural.

4. Behavioral.

5. behavioral.

6. Functional

I did my best on these, hope it helps!

when cement is produced, where is carbon released​

Answers

Answer:

the process of making clinker the key constituent of cement that emits the largest amount of CO2 in cement making. World cement production generated around 2.2 billion tonnes of CO2 _ equivalent to 8℅ of the global total

By that of my explanation i think you will get it

A scientist uses a simulation because it:

A. Provides the most meaningful type of information
B. Costs less money than a real experiment
C. Is more fun than making measurements in the natural world
D. Can help make sense of a difficult problem

Answers

Answer:

The correct answer would be option D, Can help make sense of difficult problems.

Explanation:

In simple words, simulation is the Model. Simulation is the imitation of some procedure or method or process or situation. We can say it deception as well. Simulation is used as a method of analysis. When there are complex situations or processes that need to be tested before launching into the general public or to be used in the scientific researches or anything, Simulation is used. Simulation imitates the situation, checks for any errors, experiments the inputs and see the outputs of the process, method, system, etc, which they have developed. So A scientist uses simulation because it can help make sense of difficult problems.

Answer:

ANSWER IS D.

Explanation:

Have an nice day :)

What evidence did Darwin use to support his theory of evolution? Check all that apply.

in-depth studies of individual organisms
observations of fossils
finches on different islands had different types of beaks
young finches that acquired desirable traits as they aged
observations of different species with varying traits

Answers

Final answer:

Darwin used observations of fossils, variances in finches' beaks across different islands, and the diversity of traits among different species to validate his theory of evolution. These evidences solidified the basis for his concepts of natural selection and adaptive evolution.

Explanation:

Charles Darwin used various forms of evidence to support his theory of evolution. This evidence played a critical role in the establishment of evolutionary biology as a valid scientific discipline. Key sources of evidence included observations of fossils, the noticeable difference in finches' beaks on different islands, and his vast observations of different species with varying traits.

His fossil observations allowed Darwin to perceive evolutionary change over long periods of time. The finches displayed how species could adapt in response to environmental factors, such as food availability, which impacted the form and function of their beaks. Moreover, his observations of diverse species exhibited the capacity of life forms to develop different characteristics in response to their circumstances, further grounding his argument for natural selection and adaptive evolution.

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What are the basic building blocks of DNA and RNA?
A.
nucleotides
B.
phosphorous
O
C.
proteins
D.
sugar
Reset

Answers

The answer is A. nucleotides
Answer is A, nucleotides

For DNA to be passed on to a later generation an organism must

Answers

Answer:

Reproduce.

Explanation:

For DNA to be passed on to a later generation an organism must, reproduce.

Answer:

Reproduce

Explanation:

Which options identify the main ocean zones? Check all that apply. deep
intertidal
neritic
open-ocean
surface

Answers

Answer:

Deep, neritic, and open ocean.

Answer:

The answer is Intertidal, Neritic and Open-ocean.

Explanation:

The main ocean zones are:  

Intertidal zone = It is the closest to the coast. In high tide it is covered with water, and at low tide it is exposed to the air. Neritic zone = It is located on the continental shelf, the water is not very deep and many nutrients and sunlight are found. Open ocean zone = It is the ocean beyond the continental shelf where water is very deep and nutrients may be scarce.

what is the meaning of life (do not answer with 42 lol)

Answers

The meaning of life can be thought of as a subjective question. A subjective is a question that varies from each person so each person has a different perspective on it. I believe that the meaning of life is how you handle it. in other words, you can decide how you want to live your life and nobody can stop you from doing what you want to do.

Food employees must wear clean outer clothing to prevent
contamination of:
A. Potable water supply
B. Wall surfaces
C. Handwashing lavatories
D. Food

Answers

Answer:

D. Food

Explanation:

Food employees must wear clean outer clothing to prevent  contamination of food.

Final answer:

Food employees must wear clean outer clothing to primarily prevent contamination of food. This is part of essential food hygiene and safety practices to ensure food is safe for consumption.

Explanation:

Food employees are required to wear clean outer clothing primarily to prevent the contamination of food. Wearing clean clothes helps to minimize the risk of bacteria, dirt, or other harmful substances being transferred from the clothing to the food. Hence, it's a fundamental part of food hygiene and safety practices.

Contamination of the potable water supply, wall surfaces or hand washing lavatories, although important to prevent, are not primarily related to the requirement for food employees to wear clean outer clothing. The main concern is to assure the food they are handling remains safe and clean to consume.

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Molds, casts, coprolites, and petrified wood are all example of​

Answers

Answer:

Molds, casts, coprolites, and petrified wood are all examples of​ fossils.

Explanation:

Molds are fossils formed by the authigenic preservation of an organism- it is covered gradually in mud or silt which hardens into rock leaving indents there after it has decayed. Similarly, casts are mineral deposit filled casts, which produce fossilized copies of the organism. Coprolites, fossilized fecal matter, are a type of trace fossil, which provides records the presence, diet and other habits of the organism in an area by its preserved excrement. Petrified wood,like molds and casts are mineralized, however the differs from molds as it has not undergone decay.

The correct answer is fossils.

Molds, casts, coprolites, and petrified wood are all examples of fossils. Fossils are the preserved remains or traces of animals, plants, and other organisms from the remote past. Here's how each of the given examples fits into the category of fossils:

- Molds are fossils that form when an organism's body decays completely, leaving a hollow space in the rock that is the exact size and shape of the organism.

- Casts are fossils that occur when the hollow space left by a mold is filled with minerals, creating a replica of the organism's body.

- Coprolites are fossilized feces that provide information about the diet and behavior of ancient organisms.

- Petrified wood is formed when the organic remains of a tree are replaced by minerals, turning the wood into stone. This process preserves the original structure of the wood in fine detail.

Each of these fossil types provides valuable information about the biology and ecology of past life on Earth.

give three other environmental factors that would increase the rate of water loss from plants

Answers

Answer:1)Temperature  2)Wind  3)Humidity  4)Light:plants tend to transpire more rapidly in light than in the dark.

Explanation:

1. What is microevolution?
A genetic changes among and within populations
B evolution of new species
C major changes in populations over a long time
D changes in a population's allele frequencies

Answers

Answer:

A. Genetic changes among and within populations

Explanation:

Macro evolution is the theory that animals evolved over time into new species while micro evolution is more minute changes within a species, like a genetic mutation to help the species adapt to their environment. An example would be of a genetic mutation in the fur color of bears to make different types of bears like black bears, brown bears, polar bears, etc

Answer:

genetic changes among and within populations

Explanation:

Describe how different types of solutes dissolve in water

Answers

Many solutes dissolve in water because water is very polar compound. A general rule : like dissolves like . For example , polar solvates dissolve polar solutes , and non polar solutes . Ionic solutes separate into individual ions when they dissolve.

Water is a polar solvent. The different types of solute dissolved in water due to dipole-dipole interaction, and ion-dipole interaction.

What are solutes and solvents?

The substance that dissolves in water are called solutes and the substance in which solutes are dissolved is called the solvent. Polar substances dissolve in polar solvents while nonpolar substances dissolve in nonpolar solvents.

Water is a molecule where one oxygen is bound to two hydrogen atoms. Water is called a universal solvent because it allows a wide range of molecules to dissolve in it.  Ionic compounds and polar molecules are dissolved in water.

Common examples of some substances that dissolve in water are sugar, salt, glucose, ammonia, and methanol.

Therefore, the different types of solute dissolved in water due to dipole-dipole interaction, and ion-dipole interaction.

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enzymes act as catalysts because___

Answers

Answer:

Explanation:

Enzymes are macromolecular biological catalysts that accelerate chemical reactions. The molecules upon which enzymes may act are called substrates, and the enzyme converts the substrates into different molecules known as products

3. Which of these substance has a brown color and is
detected by the spectrophotometer in our reaction?
A) Guaiacol
D) Tetraguaiacol
B) Peroxidase E) Hydrogen peroxide
C) buffer

Answers

Answer:

E) Hydrogen peroxide

Explanation:

Hydrogen peroxide is the substance that has a brown color and is  detected by the spectrophotometer in our reaction.

Final answer:

A) Guaiacol is the substance that turns brown in the reaction involving hydrogen peroxide (H₂O₂) and is detected by the spectrophotometer. It serves as a reducing agent in the enzymatic breakdown of hydrogen peroxide by turnip extract peroxidase.

Explanation:

The substance that turns brown when detected by the spectrophotometer in the reaction involving hydrogen peroxide (H₂O₂) is guaiacol. In the process where turnip extract is used as a source of peroxidase, guaiacol serves as a reducing agent. When oxidized by the enzyme catalyzed reaction which breaks down hydrogen peroxide into water and oxygen, guaiacol transforms into a brown color. This brown coloration is a direct result of the enzymatic activity and is measured using a spectrophotometer for quantitative analysis.


The sun rotates
O
A. around Earth once per year.
O
B. at different speeds along its sphere.
O
C. every 31 days.
O
D. once per year.

Answers

Answer: B

Explanation: the sun is made of gas, which doesn't all spin together at the same speed like a solid rock would.

The sun rotates at different speeds along its sphere, a phenomenon known as differential rotation. The rotation period near the sun's equator is about 25 days and increases with latitude.

The correct answer to the question of how the sun rotates is B. at different speeds along its sphere. This phenomenon is known as differential rotation. Unlike a solid body like Earth, the Sun, being a gaseous body, does not rotate at a uniform speed. At its equator, the Sun's rotation period is about 25 days, but this rotation period increases with latitude — being around 28 days at latitude 40°, and up to 36 days near the poles. Galileo discovered this by observing sunspots and their movement across the Sun's disk, indicating that the Sun does indeed rotate on its axis.

In Ecology, how are organisms grouped?

A. Organisms are grouped by community

B. Organisms are grouped by population

C. Organisms are grouped by species

Answers

Answer:

C. Organisms are grouped by species

Explanation:

In Ecology, organisms are grouped by species.

C . Organisms are grouped by species

What two nervous systems balance each other to provide homeostasis?
O
A. Parasympathetic and sympathetic
O
B. Central and peripheral
O
c. Central and sympathetic
D. Somatic and parasympathetic​

Answers

Answer:

Parasympathetic and sympathetic -A.

Answer:  The correct answer is: [A]:

_________________________________________________

                →  " parasympathetic and sympathetic " .

_________________________________________________

The 2 (two) "nervous systems" that balance each other to provide "homeostasis" are:

_________________________________________________

   1)   the "parasympathetic" nervous system ;  and:

  2)  the "sympathetic"  nervous system.

__________________________________________________

Hope this answer is helpful to you!

       Wishing you the best in your academic endeavors

                   —  and within the "Brainly" community, as well!

__________________________________________________

mine the weather map.
What do the numbers on the map represent?
air pressure
temperatures
humidity levels
amount of precipitation
Seattle
73/53
Billings
87/59
Minneapolis
82/59 Detroit New York
88/65 80/71
Chicago
87/65 Washington
DC
86/70
San Francisco
75/55
Denver
89/60
Atlanta
9271
Houston
91/76
Н
Miami
93/76
Mark this and return
Save and Exit
Next
Submit​

Answers

Answer:Temperatures.

I hope that helps!

Explanation:

Based on the information provided, the numbers on the map represent temperatures in degrees Fahrenheit for different cities in the United States.

What is temperature?

Temperature is a physical quantity that measures the degree of hotness or coldness of an object or substance. It is a measure of the average kinetic energy of the particles that make up the object or substance. Temperature is measured in various scales such as Celsius, Fahrenheit, and Kelvin.

Temperature is an important factor in many fields of science and engineering, including physics, chemistry, meteorology, and materials science. It affects the behavior of matter and can influence physical and chemical processes, such as the rate of chemical reactions, the properties of materials, and the behavior of atmospheric phenomena, including weather and climate.

Temperature also has significant impacts on living organisms, affecting their metabolism, behavior, and survival. For example, changes in temperature can affect plant growth and development, animal behavior and migration patterns, and the distribution of species across different regions.

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diffrence between vertebrates and invertebrates​

Answers

Answer:

Vertebrates have backbones, while invertebrates do not.

Humans, for example, are vertebrates because we have backbones.

What determines an atom's chemical properties?
A.the number of protons in its outermost shell
B.the number of electrons in its outermost shell
C.the number of neutrons in its nucleus
D.the number of electrons in its nucleus

Answers

B. The number of electrons in the outermost shell.
The valence electrons are the ones who are pretty much reacting with everything around in terms of chemical reactions. Nuclear reactions are different

Answer:The right choice is B

Explanation:

What is the process of glycolysis, including its reactants and products?

Answers

The metabolic pathway that converts glucose into pyruvate. The free energy released in this process is used to form the high-energy molecules ATP and NADH.
Final answer:

Glycolysis is the process of breaking down glucose in the cytoplasm of a cell into two molecules of pyruvate. The reactants required for glycolysis are glucose, 2 NAD+, 2 ADP, and 2 phosphate. The products are 2 pyruvate, 2 NADH, 2 ATP, and 2 water molecules.

Explanation:

The process of glycolysis, a crucial part of cellular respiration, occurs in the cytoplasm of cells. It involves the breakdown of glucose, a six-carbon sugar, into two molecules of a three-carbon sugar.

The reactants involved in glycolysis are: a molecule of glucose, 2 NAD+, 2 ADP, and 2 phosphate.

The products of this process are: 2 pyruvate, 2 NADH, 2 ATP, and 2 water molecules. Glycolysis is an anaerobic process that provides cells with a quick source of energy, and it does not require oxygen to occur.

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How are photosynthesis and cellular respiration related?
O
O
O
A. They are both performed by animals.
B. They are both performed by plants.
c. They both produce glucose molecules.
D. They both require energy from the sun.
O

Answers

Answer:

B

Explanation:

Photosynthesis requires sunlight and produces glucose but animals do not carry out photosynthesis and animal cells do not have the chloroplasts to absorb sunlight. Therefore A is false as is C and D as respiration uses glucose and does not produce it. And respiration transfers energy to cells that needs it therefore sunlight energy is not required.

Hope this helps.

Final answer:

Photosynthesis and cellular respiration are interrelated processes where photosynthesis creates glucose and oxygen, which are then used in cellular respiration to produce energy, carbon dioxide, and water. They function as opposite halves of a cycle that facilitates the energy flow within ecosystems and helps regulate the levels of carbon dioxide and oxygen in the atmosphere.

Explanation:

Photosynthesis and cellular respiration are related in that they are essentially opposite processes that work together to facilitate the flow of energy through living organisms. Photosynthesis is a process used by plants, algae, and certain bacteria to convert light energy from the sun into chemical energy stored in glucose, releasing oxygen as a byproduct. Cellular respiration is a process that all living organisms perform, in which oxygen and glucose, produced by photosynthesis, are used to generate ATP, the energy currency of the cell, with carbon dioxide and water being released as byproducts.

To sum up, while photosynthesis converts carbon dioxide and water into glucose and oxygen using the sun's energy, cellular respiration converts glucose and oxygen back into carbon dioxide and water while releasing usable energy stored in ATP. This cyclical relationship is critical for the energy flow and the constant recycling of carbon dioxide and oxygen in the Earth's atmosphere. It forms part of the larger carbon and energy cycle of our planet.

What is used to support a claim made by a product?
A. Exceptions
B. Bias
C. Evidence
D. Warnings

Answers

Answer:

C Evidence

Explanation:

Evidence is used to support a claim made by a product.

What do cellular respiration and fermentation have in common? They both occur in the mitochondria, they both Harvest energy from sugars, they both require oxygen to occur, they both end up with pyruvic acid.

Answers

Answer:

Fermentation and cellular respiration are alike in that they both begin with a series or reactions known as glycolysis, which breaks glucose molecules into smaller pyruvate molecules. They are also similar in that during both processes ATP is produced for the cell to use.

Hope it helps.

Answer:

They both harvest energy from sugars.

Explanation:

Cellular respiration and fermentation are reactions of the energy metabolism of organisms, which aims to obtain energy for metabolic reactions from the breakdown of glucose (sugar) in ATP. ATP keeps in its phosphate bonds energy that will be used in metabolism. This nucleotide is the energy currency of the cell.

__ is the second step of photosynthesis

.A. Chemiosmosis
B. Photophosphorylation
C. Capturing sunlight
D. Harvesting electrons

Answers

Answer:

C. Capturing sunlight

Explanation:

Capturing sunlight is the second step of photosynthesis .

Andrea wants to understand the impact of the fragmentation of habitats on wildlife species. Which method will help Andrea with her study?
A assisted reproduction
B. camera trapping
C. genome conservation
D. ecosystem modeling

Answers

Answer:

D. Ecosystem modeling.

Explanation:

Andrea wants to know the impact that habitat fragmentation has on wildlife. If we think about it, she is studying an ecosystem: habitat + wildlife. Therefore, it is easy to conclude what the answer is. Plus, when we study damage on habitats that bring negative effects to wildlife, we're directly studying the damage of an ecosystem.

Ecosystem modeling is the creation of an ecosystem model, to understand an study what happens in the real ecosystem.

Hope it helped,

BiologiaMagister

C. Genome Conservation

16. Is a bear an ENDOTHERM or ECTOTHERM?

Answers

Answer:

Endotherm which basically means that they can create heat from within themselves

Enzymes act as catalysts because _________.
A. they raise the activation energy
B. they lower the activation energy
C. they use activation energy
D. they maintain activation energy



Answers

Answer:

B.they lower the activation energy

Explanation:

activation energy is the minimum energy required in order to proceed the chemical reaction

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The perimeter of a rectangle is 215 feet. The short sides are each 24 feet long, but the lengths of the long sides are unknown. Which equation represents this situation?24a=2152(24)+2a=21524+2a=2152(24)a=215 Using either the critical value rule or the p-value rule, if a one-sided null hypothesis is rejected at a given significance level, then the corresponding two-sided null hypothesis (i.e., the same sample size, the same standard deviation, and the same mean) will ______________ be rejected at the same significance level. Help please if you can?If f(x) = -2x - 5 and g(x) = x^4 what is (gf)(-4) A customer has come to your department with an urgent question. You promised her that you would collect information about her question and answer it by noon. It will take you at least 20 minutes to gather the information needed to provide an answer. It is now 11:50 a.m. Your supervisor just scheduled a 30-minute meeting to start at noon. This meeting is for all employees in your department. You decide to: T F A stub is a dummy function that is called instead of the actual function itrepresents. Someone Please Help Me With Thisn _ = 1 63 According to the graph, what is the value of the constant in the equationbelow? Whats is hola cmo ests An economy in which the buyers and sellers determine what goods are produced is calleda(n) A while loop's body can contain multiple statements, as long as they are enclosed in bracesTrue False Consider the function f(x) = x2 + 2x - 15. What are the x-intercepts of the function? What are the coordinates of the image of vertex F after areflection across the line y = -x?(-1, -3)(3,-1)(1,3)(-3, 1)G(-2, -3)F(1.-3E-1.-5)H(2-5) Mis padres siempre -las llaves.A. perderOB. pierdeC. pierdenOD. perdemos Match the words on the left with their definitions on the right. You may use a dictionary. 1. buoyant 2. euphoric 3. jubilant 4. rapturous 5. untroubled 6. cajole 7. harangue 8. quibble 9. whine 10. rant a. in a state of great happiness b. having a feeling of great happiness and excitement c. calm and tranquil d. feeling or expressing great joy e. happy and confident f. to talk bombastically g. to evade the truth or the point at issue by arguing over trifles h. to express oneself at considerable length i. to talk coaxingly and flatteringly j. to complain in a childish, fretful manner and in a nasal tone 478,387 to the nearest ten thousand How does the oxymoron "tranquil patter" affectthis sentence?And as my reverie softened down to a sadderand sadder pathos, the shrieking of the windsoutside softened to a wail, the angry beating ofthe rain against the panes diminished to atranquil patter, and one by one the noises inthe street subsided, until the hurrying footstepsof the last belated straggler died away in thedistance and left no sound behind.A. It contrasts the shrieking winds withinthe quiet of the streetB. It implies that the noise of the rainon the windowpane is relaxing.C. It indicates that the loud soundsfrom the street are soothingD. It shows the calming effect thepeople on the street have on thenarrator Please help!!A multiple-choice test consists of 28 questions with possible answers of a,b,c,d. Estimate the probability that with random guessing, the number of correct answers is at least 12. A flare is shot straight up from a flare gun, from a height of 6 meters, and with a velocity of 60 m/s. How many seconds it takes for the flare to hit the ground? Use the formula below where v0 is the initial velocity and h0 is the initial height. Approximately how long will is take the object to hit the ground?[tex]h(t) = -4.9t^2 + v_0t + h_0[/tex]10.8 sec11.4 sec11.8 sec12.3 sec In what way did the Second Continental Congress begin to act like a government?The Congress took steps to expel people who were loyal to Britain from the colonies.The Congress took steps to pay for its army by printing paper money.The Congress sent petitions to King George.The Congress met to discuss issues relating to Britain. 7The market structure of pure competition is distinctive because ?