What two pieces of information are needed to determine ocean depth through echo sounding?

Answers

Answer 1
Two pieces of information

Sonar is an instrument which is used to search for things which are underwater. It is also used to find the depth of water by giving out ultrasonic vibrations into the water. The time which the vibrations take to return assists to find the distance of the reflecting surface.  

Answer 2

The correct answer is:

velocity of the wave and  

• the return time of the wave.

Echo sound is the method for determination the water depth, based on transmitting sound waves into water. Two things that are recorded are the time interval between emission and return of a pulse and the speed of sound in water at the time.



Related Questions

Which is a C4 plant?
a. pineapple
b.cactus
c.pea
d.corn

Answers

I believe it'll be corn since it's a plant which created c4 sugar when performing photosynthesis.

The correct answer is D. Corn

Explanation:

In plants, C4 or C4 Carbon Fixation refers to a complex photosynthesis process that occurs in some plants, this process involves multiple steps that allow plats to fix and process carbon, without photorespiration as it occurs in most photosynthesis processes. C4 plants contain special cells and structures that allow them to do the Carbon Fixation processes. Additionally, this occurs mainly in plants that grow in tropical or elevated temperatures. Examples of C4 plants include sugarcane and corn as they follow the C4 Carbon Fixation in photosynthesis. According to this, it is Corn the one that is a C plant.

Which prokaryotic organism shows up as the earliest fossils?

Answers

Hello  Cafeparisgal

The  prokaryotic organism that shows  up as the earliest fossils is archaea echinoderms.

:)

The prokaryotic organism which are taken the earliest fossils are cyanobacteria.

What are cyanobacteria?

Cyanobacteria are aquatic and photosynthetic, as they resides in water and perform photosynthesis.

They are small and usually unicellular, though they frequently grow in visible colonies.

These are the known earliest fossils under prokaryotic organisms.

Thus, the answer is cyanobacteria.

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What does environmental quality refer to?

Answers

Final answer:

Environmental quality refers to the condition of the environment and its ability to support life, affected by factors like air and water cleanliness, and regulated by environmental laws. Low-income countries may prioritize basic needs over environmental quality, a stance that can lead to harmful reductions in regulations. Market-oriented tools and balanced EPA regulations are employed to optimize environmental protection while managing costs.

Explanation:

Environmental quality refers to the condition of the environment and its capacity to support the health and well-being of living organisms, including humans. Such quality is commonly measured by the cleanliness of the air and water, the availability of safe drinking water, presence of non-contaminated soil, and the health of ecosystems. Environmental regulations are put in place to help maintain and improve the environmental quality by controlling the amount of pollutants that factories and other sources emit.

While environmental quality is crucial for the well-being of communities, there exist disparities in how it is valued across economies. For instance, low-income countries may prioritize immediate necessities like food, clothing, and shelter, often viewing environmental quality as a luxury. However, this viewpoint can lead to a reduction in regulations, which can cause significant environmental damage and, in the long run, affect the health and life quality of the population.

The use of market-oriented environmental tools can be employed to minimize the costs associated with reducing pollution, avoiding overly stringent environmental rules that may not balance the marginal costs and benefits associated with pollution control, as discussed by entities such as the Environmental Protection Agency (EPA).

if a human system fails to work properly,what is the most likely result

Answers

If a human system fails to function properly, what is the most likely result a disturbance in homeostasis

If a human system fails to work properly, death would definitely be the result. That is why it is important to see your doctor whenever you feel anything in your body

if a man is homozygous dominant for bent fifth finger and a woman is homozygous recessive. What is the probability that any offspring will have a bent fifth finger?

Answers

The probability of the offspring having a bent finger is 100% we can calculate this using a punnet square like one attached, where B is the dominant bent fifth finger and b is the recessive bent fifth finger, the man's genes are along the top and the woman's genes are along the side.

The probability that any offspring will have a bent fifth finger is 100% . All of their children will inherit one dominant allele from the man (B) and one recessive allele from the woman (b), resulting in the heterozygous genotype (Bb), which exhibits the dominant trait of a bent fifth finger.

Determining the probability of having offsprings with bent fingers

In a scenario where a man is homozygous dominant (BB) for a bent fifth finger trait, and a woman is homozygous recessive (bb) for the same trait, their offspring's probability of having a bent fifth finger can be determined.

Using a Punnett square, it's evident that all their offspring will inherit one dominant allele (B) from the man and one recessive allele (b) from the woman, resulting in a heterozygous genotype (Bb).

As the dominant allele (B) expresses the trait, the probability of any offspring having a bent fifth finger is 100% or 1, as all the children will exhibit this dominant trait.

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the molecular sequence, or blueprint for a protein, is originally carried by which molecule

Answers

the answer should be DNA :)

Answer:

RNA or mRNA

Explanation:

DNA is first transcribed into mRNA and then this mRNA moves from nucleus to the cytoplasm containing all the information or blue prints for protein formation where with the help of tRNA and ribosomes it is translated into protein.

Match the description of each organism to the appropriate category. Not all numbered options will be used. (Please match 1 number to 1 letter).

1. lives within an algae and produces sugars for the algae
2. lives in a marsh environment and aids in biodegradation
3. lives on rocks and produces it’s own food from inorganic materials
4. lives within the blood of another organism and causes disease
5. lives around the roots of a tree and provides nutrients to the tree

A. parasitic fungus
B. mutualistic fungus
C. saprophytic fungus

Answers

A. parasitic - this would best relate to option 4.

B. mutualistic - this is a symbiosis of sorts - option 5.

C. saphrophytic - this is a fungus that feeds on dead organisms. Option 2.

Answer: Fungi are microscopic heterotrophic living organisms that grow as long threads called hyphae. In terms of their function, they can be divided into-

Parasitic fungus that obtains nutrients from living host while harming it, mutualistic fungus that obtains nutrients and inturn provides benefit provides to the host, and saprophytic fungus that are mainly classified as decomposers.

Thus, correct match is as-

A) Parasitic fungus-  4) lives within the blood of another organism and causes disease  

B)  Mutualistic fungus - 5) lives around the roots of a tree and provides nutrients to the tree

C) Saprophytic fungus- 2) lives in a marsh environment and aids in biodegradation.  


What can you do to keep your heart healthy?

Answers

Eat healthy.

Get active.

Stay at a healthy weight.

Quit smoking and stay away from secondhand smoke.

Control your cholesterol and blood pressure.

Drink alcohol only in moderation.

Manage stress.

Answer:

sample response:

Which items did you include?

Eat healthy food.

Exercise.

Live tobacco free.

Maintain a healthy weight.

Why were slaves important to the colonial economy? Hint: discuss economic interdependence found in the lesson Answer:

Answers

There are many reasons to why slaves were essential in the colonial economy:

Slaves were generally used more in the south, because large plantations were found there, which meant that the need for large amounts of workers.

Slaves provided cheap labors, and as they were not "citizens" of the US, they were not allowed their rights.

Slaves were also relatively easy to buy and replace, however, their survival rates were not that good after they traveled long distance.

etc.

hope this helps

Answer:

WHere they lived it was very big and trade was important

Explanation:

Pharmacogenomics, a relatively new field of science, focuses on using variations in individual genetics to use targeted drugs for treating patients. ______________ are genetic indicators used to identify the most appropriate treatment.

Answers

i think the answer is pain medication

The answer is A)Biomarkers

You have just received your flu vaccine in your deltoid muscle. Explain all of the layers and structures the needle passed through, from impact to muscle.

Answers

The layers and structures the needle passed through are- epidermis, dermis, subcutaneous layer or hypodermis, connective tissue layer and muscle.

The epidermis is the outermost layer of the three layers that make up the skin, the inner layers being the dermis and hypodermis. The connective tissues connects, binds and separates other tissues or organs. Muscles are soft tissues found in the body. They function to produce force and motion.

Gregor Mendel used pea plants that were heterozygous for each of two traits—seed color and seed shape—to generate a dihybrid cross. The phenotypic ratio of the resulting offspring was nine with round and yellow seeds, three with round and green seeds, three with wrinkled and yellow seeds, and one with wrinkled and green seeds. From these results, what could Mendel conclude?


Traits are inherited as pairs, sets, or groups.

Traits that are dominant mask traits that are recessive.

Gametes carry one allele for each trait.

Traits are passed independently of one another.

Answers

Traits that are dominant mask traits that are recessive.

From these results, Mendel concluded that traits that are dominant mask traits that are recessive. The correct option is B.

What are traits?

As it relates to genetics, a trait is a unique quality about a person. Genes, environmental influences, or a combination of both can influence traits.

The relationship between two genetic variants is referred to as dominant. Each gene has two alleles that an individual inherits from each parent.

One allele of a gene, known as the dominant gene, will be expressed if the alleles are different. The impact of the other allele, known as the recessive one, is concealed.

Nine of the ensuing offspring had seeds that were round and yellow, three had seeds that were round and green, three had seeds that were wrinkled and yellow, and one had seeds that were wrinkled and green.

Mendel deduced from these findings that dominant features conceal recessive traits.

Thus, the correct option is B.

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What is the major difference between prokaryotes and eukaryotes?

A.prokaryotes have no nucleus
B. All prokaryotes cause disease
C. Eukaryotes contain more mintochondria
D. Nucleic acids are found only in eukaryotes

Answers

A. prokaryotes have no nucleus  

Answer:

A. prokaryotes have no nucleus.

Explanation:

Eukaryotes cells contain membrane-bound organelles, such as the nucleus, while prokaryotic cells do not. Differences in the cellular structure of prokaryotes and Eukaryotes include the presence of mitochondria and chloroplasts, the cell wall, and the structure of chromosomal DNA. Eukaryotes can be single-celled or multi-celled, such as you, me, plants, fungi, and insects. Bacteria are an example of prokaryotes.

based on the information in the graph which statement best expalins whether the duckweed population in group 3 reached its carrying capacity during the 6 weeks of the experiment

Answers

The possible answers are :

Answer 1 :After about 3 weeks, the population reached its carrying capacity of about 250 plants.

Answer 2  After about 4 weeks, the population reached its carrying capacity of about 225 plants.

 Answer 3  The population did not reach its carrying capacity because it was still slowly increasing.

Answer 4  The population did not reach its carrying capacity because it was declining at the end of the experiment.


The correct answer is Answer 1

As we can see from the graph presented below, population 3 in this experiment with duckweed has been growing in an environment rich in nutrients and light. After 3 weeks of the experiment this population has reached a number of 250 individuals and stopped growing. This is a good indicator that this population has reached the limit of the carrying capacity of the environment.




Energy + 6CO2 + 6H2O → 6O2 + C6H12O6 This is the chemical reaction that occurs during photosynthesis; identify which of these is a product in this chemical reaction. A) water B) oxygen C) hydrogen D) carbon dioxide

Answers

Oxygen.

Hope this helps!

Answer:

B) oxygen

Explanation:

Oxygen is O2 and is located on the right-hand side of the arrow, indicating that it is a product and gets made in the reaction.

Which of the following characteristics of water is NOT a result of hydrogen bonding?
Adhesive strength
Cohesive strength
Capillary action
Covalent bonds

Answers

I would say its A or Adhesive Strength.

Which of the following pairs of vertebrate classes are most like each other?

A) birds and fish
B) reptiles and mammals
C)amphibians and reptiles
D) fish and mammals

Answers

B) reptiles and mammals

I assume it is C) Amphibians and Reptiles, because the other choices are not very similar to each other. Also, both of these classes comprises cold-blooded vertebrate animals.

Jason is studying a multicellular organism that can move around its environment. This organism must consume other organisms in order to recieve energy. Which kingdom does the organism that jason is studying most likely belong to?

Answers

Answer: Kingdom Animalia

Explanation

Multicellular organisms that feed or consume other organisms for energy are called heterotrophs and are usually found in the animal kingdom

Answer:

Kingdom Animalia

Explanation:

Organisms classified within Kingdom Animalia must be multicellular and heterotrophic (meaning that they must consume other organisms in order to receive energy). Most organisms within Kingdom Animalia are also able to move around their environment. Therefore, the organism that Jason is studying most likely belongs to Kingdom Animalia.

Isotope of an element differ in their

Answers

Isotopes of an element will contain the same number of protons and electrons but will differ in the number of neutrons they contain. In other words,isotopes have the same atomic number because they are the sameelement but have a different atomic mass because they contain a different number of neutrons.
Answer

The ansewer is Atomic masses

Explanation

Isotopes of an element have a same atomic number but differ in their atomic masses. Atomic number indicates a number of protons and atomic mass indicate the number of neutrons plus proton present in the atom. So atoms with the same number of protons but different number of neutrons are termed as isotopes.



When a bus company trains bus drivers on a simulator, they are employing _____ training.
A. substitute
B. vestibule
C. on-the-job
D. performance

Answers

they are employing B. vestibule training

jonathan is hybrid for blue eyes. His wife Carly, has blue eyes. If they have four children, how many will have blue eyes?

Answers

Bb bb
Bb bb Bb
Bb bb Bb

So 1/4
Final answer:

Jonathan is heterozygous for blue eyes (Bb) and Carly is homozygous recessive for blue eyes (bb). A Punnett square shows each child has a 50% chance of blue eyes (bb). On average, out of four children, two would likely have blue eyes.

Explanation:

Jonathan being 'hybrid' for blue eyes suggests that he is heterozygous for the eye color trait, meaning he has one gene for blue eyes and one for a different color, likely brown since it is the dominant trait. Carly having blue eyes indicates that she is homozygous recessive for this trait, having two genes for blue eyes as it is the recessive trait. When predicting the outcome of their offspring's eye color, we can use a Punnett square to determine the possible genetic combinations.

Let's represent the blue-eyed allele as 'b' and the allele for the dominant eye color (brown in most cases) as 'B'. Since Jonathan is heterozygous, his genotype is Bb, and Carly, being homozygous recessive, has a genotype of bb. The possible combinations when they have children are as follows:

Bb (Brown/blue - Heterozygous)bb (Blue/blue - Homozygous recessive)

Based on the Punnett square for this cross, each child has a 50% chance of being heterozygous like Jonathan (Bb) and a 50% chance of being homozygous recessive like Carly (bb). Therefore, on average, out of four children, two would be expected to have blue eyes and two would have the dominant eye color, but will carry the blue eye gene (if blue is considered recessive in this case).

which of the following processes is directly responsible for growth in living organisms ?
A) the division of cells into two identical cells
B)the movement of water across a cell membrane
C)the production of reproductive cells called gametes
D)the exchange of the gases oxygen and carbon dioxide

Answers

The answer is A, the division of cells into two identical cells.

Answer: A) the division of cells into two identical cells

Explanation:

Growth in living organisms can be define as the increase in size, and shape of the organism with age. It typically involves the increase in the rate of cell division. The cell division will help in increasing the number of cells in the organisms, it can be achieved by cellular reproductive mechanism which is called as mitosis. During cell division a single cell divides into two identical daughter cells.

The cells will divide and transform into a specialized tissue system which can help in performing functions necessary for the overall growth of the living being.

On the basis of the above explanation, the division of cells into two identical cells is the correct option.

Which of earths layers is formed by volcanic activity

Answers

I think the crust is formed by volcanic activity
The crust because it’s made from tectonic plates which make mountains and volcanos

two students were testing the amount of fertilizer that would best promote the growth of strawberries in a garden. which of the following could be a unavoidable source of experimental error ?
A. Length of study
B. Variation in the strawberry plants
C. The cost of watering plants
D. Fertilization during the study

Answers

B, variation in the strawberry plants
Answer:

The correct option is B. Which is variation in the strawberry plants.

Explanation:Unavoidable source of experimental error is the error which is not personal and which can not be minimized.It is present naturally.Now one can change the Length of study, the cost of watering plants  and fertilization during the study.The only factor cannot be changed is the variation in strawberry plants.

the rate at which producers convert radiant energy into chemical energy

Answers

Photosynthesis. Figure 2.3: Photosynthesis: In the process of photosynthesis, plants convert radiant energy from the sun into chemical energy in the form of glucose - or sugar. Water (6H2O) + carbon dioxide (6 CO2) + sunlight (radiant energy) = glucose (C6H12O6) + Oxygen (6O2).

Final answer:

The rate that radiant energy is converted into chemical energy by producers is referred to as gross primary productivity. This is primarily done through photosynthesis by plants and other photoautotrophs. The remaining energy after accounting for heat and respiration losses is called net primary productivity.

Explanation:

The rate at which producers convert radiant energy into chemical energy is usually defined as gross primary productivity. This is primarily achieved via a process called photosynthesis key to life on earth. Primary producers like plants, algae, and photosynthetic bacteria absorb solar energy transforming it into chemical energy in the form of glucose and other carbohydrates.

Photoautotrophs harness this solar energy stored as ATP to synthesize complex organic molecules. However the net energy incorporated by these producers is termed as net primary productivity which is the energy that remains after accounting for the thermal losses due to organisms' respiration and heat loss. This is the energy that is available to be consumed at the next trophic levels.

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In sexually reproducing species, genetic variations are not passed on to offspring via

Answers

Final answer:

Sexual reproduction in species leads to genetic diversity in the offspring, a trait not passed on through asexual reproduction. Mutations, sexual reproduction, and chromosomal crossover during meiosis are mechanisms that contribute to genetic variation, which is not seen in asexually reproducing organisms.

Explanation:

In sexually reproducing species, genetic variations are not passed on to offspring via asexual reproduction. Sexual reproduction involves the combination of genetic material from two parents, leading to offspring that are genetically diverse. This genetic diversity is believed to offer species an advantage in survival under changing or unpredictable environmental conditions.

Genetic variations in a population can arise from different mechanisms, one of which is mutation, a random process resulting in changes to the DNA sequence within a cell's genome. Another major source of genetic variation is sexual reproduction. During sexual reproduction, the combination of genetic information from two parents can result in new combinations of traits in the offspring, generating genetic diversity. This does not happen in asexual reproduction, where offspring are genetically identical, or clones, of their parent.

Other events like chromosomal crossover during meiosis also contribute to genetic diversity. But these are unique to sexually reproducing organisms and do not occur in asexual reproduction. Therefore, while genetic diversity is a hallmark of sexual reproduction, it is not achieved via asexual reproduction.

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The atomic mass of an atom with six electrons, eight neutrons, and six protons is: A. six
B. fourteen
C. eight
D. twenty

Answers

The answer should be B.

Explanation: You had to used their formula are:  A= atomic mass numbers= to numbers of protons+ a number of neutrons in the nucleus. Z= atomic number equal to number of protons in the nucleus. N= to a number of neutrons in the nucleus. And it gave us the answer is A=N+Z=14 is the right answer. Hope this helps! And thank you for posting your question at here on Brainly. And have a great day. -Charlie

The atomic mass of an atom with six electrons, eight neutrons, and six protons is the sum of the protons and neutrons, which equals fourteen. This type of atom is known as Carbon-14, which has an atomic mass of 14 amu. Hence, the correct option is B.

The atomic mass of an atom is determined by the number of protons and neutrons in its nucleus since electrons have such a negligible mass that they don't substantially affect the atomic mass. In the case of an atom with six electrons, eight neutrons, and six protons, we can identify this atom as Carbon-14, a common isotope of carbon.

The atomic mass can be calculated by adding the number of protons to the number of neutrons. Therefore, for the given atom, the atomic mass (mass number) is six protons plus eight neutrons, which equals fourteen.

The correct answer is B. fourteen.

At which map location does polaris appear the highest in the nighttime sky

Answers

The correct answer is: Miami, Florida.

Polaris (other names are North Star or Pole Star) is one of the brightest, multiple star in the constellation of Ursa Minor. Because it is located nearly at the north celestial pole, it seems that the entire northern sky moves around it.


Final answer:

Polaris appears highest in the nighttime sky at the north celestial pole, which is part of the north circumpolar zone. For observers at a latitude of 38° N, Polaris is the closest star to the north celestial pole.

Explanation:

Polaris appears highest in the nighttime sky at the north celestial pole. For observers at a latitude of 38° N, stars within 38° of the North Pole can never set and are always above the horizon, day and night. This part of the sky is called the north circumpolar zone. Polaris, also known as the North Star, is currently the closest star to the north celestial pole.

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All organisms get energy from the _____either directly or indirectly

Answers

I think the answer is the sun

Sunlight :)

hope this helped


major biotic factor that affectd the health of coral reefs

Answers

Overfishing and destructive fishing methods, climate change, global warming, tourism, pollution.

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A copier printS 89 copies in one minute .How long does it take the copier to print 1,858 copies The volume of a spherical tank is 790.272 pie cubic feet what is the diameter of the container what is john locke's point of view Which prokaryotic organism shows up as the earliest fossils? What cultural and technological different allowed the Europeans to defeat native americans Jessie wrote down a 3 digit natural number she said her number consists of three consecutive digits in descending order from left to right with the sum of its digits equal to 24 what number did Jessie write down Technician a says that impact sockets have thicker walls than conventional sockets. Technician b says that impact sockets have a black oxide finish. Which technician is correct Veronica's teacher told her that responsible students write assignments in a planner. This is an example of which of the following?a. Biological influencesb. Name-callingc. Bilingualismd. Semantic slanting Name the coping strategies used in supportive counseling. Give one example of each strategy. Gregor Mendel used pea plants that were heterozygous for each of two traitsseed color and seed shapeto generate a dihybrid cross. The phenotypic ratio of the resulting offspring was nine with round and yellow seeds, three with round and green seeds, three with wrinkled and yellow seeds, and one with wrinkled and green seeds. From these results, what could Mendel conclude?Traits are inherited as pairs, sets, or groups.Traits that are dominant mask traits that are recessive.Gametes carry one allele for each trait.Traits are passed independently of one another. why was the mass lost when the reaction was done in the normal setup but stayed the same when it was done in the gas collection setup PLEAS HELP I WILL MARK YOU BRAINLYEST!!What is the missing value in the table of equivalent ratios? 1428 416 624 8? A. 22 B. 28 C. 32 D. 40 What is the solution to the inequality? 17 < 9 + x t=e^2/9 solve for e, what would this be thank you. What are the activity areas required by licensing that should be provided once a month in a 2 star or higher licensed program?wood-working, sand/water, music/movement math, science, social studies music/rhythm, science/nature, sand/water !!!!!!!!!!!!!!!!!!!!!!NEED HELP ASAP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! PLEASE !!!!!!!!!!!!!!!!!!!!!!!!!!!Completa la oracin con el pretrito perfecto del verbo entre parntesis, con la forma correcta de haber y el participio pasado.Rosalinda_________ a su esposo con el celular. (llamar)Ellos__________ una tarjeta prepagada para hablar desde el aeropuerto. (traer)Gabriela y yo_________ mensajes en el contestador automtico (recibir)Vosotros__________ la habitacin con la linterna del celular. (iluminar) Who transformed the Continental Army and her professional force 15. Samuel is so blunt that he always says exactly what he is thinking.What is the meaning of the word blunt in this sentence? A. Direct B. Boring C. Dull D. Careless This is the liquid. Within living cells. . It is important because it helps materials to spread through the cell when selecting a savings account, you should look at the following factors except ____?A. Annual percentage yieldB. feesC. minimum balance D. interest thresholdsE. taxes paid on the interest F. variable interest rates