Frozen ice caps in the Arctic Ocean are composed of?
A water vapor
B salt water
C fresh water
D a mixture of salt and fresh water

Answers

Answer 1
it’s D because water in the ocean is a mix of sal and fresh water

Related Questions

when heat is removed from a substance, describe how are the molecules affected

Answers

Answer: look at explanation

Explanation: When heat is removed from a substance, the kinetic energy of the molecules decreases (the molecules start to move more slowly).

The changes are caused by the tendency of the system to reach equilibrium and when the surroundings of the substance have lower kinetic energy, heat is transferred to reach thermodynamic equilibrium.

What's happening in whole is that there is a temperature gradient (difference) between the substance and its surroundings, and for eliminating this gradient, heat flows from the hotter substance to the colder surroundings, for them to have the same temperature.

The temperature of the substance decreases because its molecules have lower kinetic energy.

trigger warning/ su1cide
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how do you break up with someone over text because hes saying he’ll k1ll himself if you dont do what he wants you to do?

Answers

Answer:

tell his family about how he's manipulative or make him realize that even if you guys are still together you don't have feelings anymore

Answer:

what is the thing he wants you to do? this is hard. do you think he is serious and he will actually do it? if not, it's not worth the pain of staying in a relationship.

Explanation:

Which food combination produces a protein complete meal?
white rice and broccoli
brown rice and beans
white bread and cheese
peanut butter and jelly

Answers

Answer:

brown rice and beans

Explanation:

because the rice is really filling and healthy while beans have proteins

Answer:

the second option

Explanation:

hope this helps

What is another name for fiber?

Answers

Answer: Thread, strand, tendril and filament are all synonyms of fiber.  

Explanation: Fiber is a thread from a vegetable tissue, mineral substance, or textile is formed. It's also a dietary material that contains cellulose, lignin, and pectin.

Let me know if you have any questions.

~ Lily, from Brainly.

There are many other names for fiber. Some of them are Carbohydrate, Non-starch polysaccharide, Dietary fiber, Crude fiber, Insoluble fiber, Soluble fiber, Resistant starch, Prebiotic fiber, and Functional fiber.

Fiber is a type of carbohydrate that the body cannot digest. It is found in plant foods, such as fruits, vegetables, grains, and legumes. Fiber is important for gut health, heart health, and weight management.

The different names for fiber reflect its different properties and functions.

For example, carbohydrate is the general term for all sugars, starches, and fiber.Non-starch polysaccharide is a more specific term for fiber that is not made up of starch.Dietary fiber is the term used to refer to all the fiber that is found in food. Crude fiber is a measure of the total amount of fiber in food, including both soluble and insoluble fiber.Insoluble fiber is the type of fiber that does not dissolve in water. Soluble fiber is the type of fiber that dissolves in water.Resistant starch is a type of starch that is resistant to digestion.Prebiotic fiber is a type of fiber that feeds the beneficial bacteria in the gut.Functional fiber is a type of fiber that has been shown to have health benefits beyond its basic function as a food source.

Therefore carbohydrate, non-starch polysaccharide, dietary fiber, crude fiber, insoluble fiber, soluble fiber, resistant starch, prebiotic fiber, and functional fiber are just a few of the names given to fibers.

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Which characteristic can be inherited?


acting ability


sense of humor


short temper


long toes

Answers

Answer:

acting ability i think hope it helps

d, long toes because that’s genetic. where as a, b, and c are more social characteristics

Hello everybody! Can somebody help me please with these two questions? ( I don't know if it's really chemistry if not sorry! )

Answers

Answer:

1. C

2. B

Explanation:

1. Most living things need oxygen, water, and food to grow. ... Other living things eat plants or other animals for food. The cells of living things divide, allowing the living things to grow bigger and to change as they grow. The cells divide to form new cells that are different from the original cells.

2. The usual method of prokaryote cell division is termed binary fission. The prokaryotic chromosome is a single DNA molecule that first replicates, then attaches each copy to a different part of the cell membrane. When the cell begins to pull apart, the replicate and original chromosomes are separated.

The first one should be C and the second D if I’m correct...

please help!!!!!!!!!
how does staphylococcus infection affect the integumentary system?

Answers

Answer:

Staphylococcal infection can affect the: Skin: Most commonly, Staphylococcus aureus bacteria cause skin infection. This can produce boils, blisters, and redness on the skin.

Explanation:

help with thisss please :)​

Answers

Cosh(2^3g+40 I think this is the answer

Using your knowledge of the reflection, absorption, and transmission of mechanical waves, Why do you think the foam is used, and how do you think it functions?

Answers

I think you forgot to put the image

how many moles of water are produced from the reaction of 50.0g of methane?

Answers

Convert mass of CH4 to moles using the formula

moles = mass /molar mass

mass of CH4 = 50grams

molar mass of CH4 = 16 g/mol

moles = 50/16= 3.125 mol

The molar ratio of CH4 to H2O is 1:2.

This means that 1 mole of CH4 produces 2moles of H2O.

So 3.135 mol will produce 3.125*2 = 6.25moles of H2O.

Convert the 6.25 moles of H2O to mass by multiplying the moles by the molar mass of H2O

6.25*18=112.5 grams of H2O was produced

6.25 moles of H₂O are produced from the reaction of 50.0g of methane.

Number of moles:

It is defined as given mass over molar mass.

Number of moles = Given mass / Molar mass

Given:

Mass of CH₄ = 50grams

Molar mass of CH₄ = 16 g/mol

Number of moles = 50 / 16

Number of moles = 3.125 moles

The molar ratio of CH₄ to H₂O is 1:2.

This means that 1 mole of CH₄ produces 2 moles of H₂O.

So, 3.135 moles will produce 3.125*2 = 6.25 moles of H₂O.

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Where does the fuel people use to heat homes and power cars come from?

A. the remains of plants and animals that lived long ago
B. sedimentary rock that is thousands of years old
C. factories make it from rocks
D. inside fossils found deep in canyons

Answers

It’s probably A. Since natural gas and petroleum comes from plants and coal comes from animals both from millions of years ago that when they died, they were buried under layers of soil and dirt, then after millions of years where humans then extracted oil and more.

Answer: im pretty sure its A

Explanation:

hi person

What do you think caused the original properties of the substances to change in order to form “Elephant Toothpaste"?

Answers

The starting material or materials for a chemical reaction are referred to as the reactants. The substance or substances produced from a chemical reaction are called products. Sometimes a secondary product, a byproduct, can also be created at the same time as the desired product(s).
Not every chemical reaction occurs in the same way. There are different types of chemical reactions, including synthesis reactions, decomposition reactions, and displacement reactions. In this experiment, a decomposition reaction takes place. During a decomposition reaction, a compound breaks apart into two or more products. Most decomposition reactions need an outside source of energy in order to take place.
Hydrogen peroxide is not a very stable compound, so it slowly decomposes into water and oxygen gas under normal conditions. In this reaction, yeast is used as a catalyst. A catalyst is a substance that helps to change the rate of a reaction. During the reaction, the catalyst is not consumed. As a result, the yeast makes the reaction occur much faster; it causes the hydrogen peroxide to break down and release the oxygen gas much faster.
The soap is used to help us “see” the reaction. Bubbles of oxygen become trapped in the soap, creating foam. The reaction occurs so quickly, releasing so much gas and creating so much foam, that the foam begins to flow out of the bottle. The result of this reaction looks like toothpaste being squeezed out of a tube.
In addition, the bottle will feel warm to the touch because the reaction is exothermic. An exothermic reaction or process is one that gives off energy. In contrast, an endothermic reaction or process is one that requires or absorbs energy.
HYPOTHESIS
uAdding yeast to hydrogen peroxide
will cause the hydrogen peroxide to
decompose quickly into water and oxygen gas, creating foam as the gas becomes trapped in liquid dish soap and pushes upward out of the bottle.
FORMULAS & EQUATIONS
Hydrogen peroxide is a relatively clear liquid substance. It is soluble in water and is often sold as a mixture of H2O2 in water. The hydrogen peroxide used in this experiment is actually a 6% solution of H2O2 in water.
The chemical formula for hydrogen peroxide is H2O2.
Hydrogen peroxide naturally decomposes into water and oxygen gas. The reaction is shown by the following equation:
2H2O2 (aq)g2H2O (l) + O2 (g)
The rate of the reaction can be increased by introducing a catalyst. In this experiment, the catalyst is yeast. Yeast is a microorganism that is part of the fungi family. Therefore, in the equation below, the catalyst is indicated above the arrow.
yeast
2H2O2 (aq) g 2H2O (l) + O2 (g)
The hydrogen peroxide used in the experiment is
actually a mixture of water and hydrogen peroxide.
CONNECT TO THE YOU BE THE CHEMIST CHALLENGE
For additional background information, please review CEF’s Challenge study materials online at http://www.chemed.org/ybtc/challenge/study.aspx.
• Additional information on elements, compounds, and physical and chemical changes can be found in the Classification of Matter section of CEF’s Passport to Science Exploration: The Core of Chemistry.
• Additional information on chemical reactions can be found in the Chemical Reactions section of CEF’s Passport to Science Exploration: Chemistry
When it mixes the chemicals react to one another and form elephant toothpaste

You are designing an office building. In order to reduce noise from high-frequency sounds between offices above and below each other, would you choose carpet on concrete or wood floors? Explain your answer.

Answers

Answer:

concrete has more mass and it will block more noise than than the wood plus the wood is thiner the thicker the substance is the better u won't hear noise

Explanation:

Carpet for sure. Have you ever heard how loud a dog walking on wood compared to carpet is.

How do landmasses impact the movement of air and water?



(A) They stop all movement of both air and water.


(B) They speed up the air and water and allow it to pass though.


(C) They change the direction and slow them down.


(D) They slow down the air but speed up the water.

Answers

I think that the correct answer would be b

Has negative values

Group of answer choices

Celsius and Fahrenheit

Celsius and Kelvin

Fahrenheit and Kelvin

Answers

Answer:

Explanation:

Celsius and Fahrenheit

They have negative values but not Kelvin as its lowest is O Degree Kelvin.

Hope this helps!

BRAINLIEST ME PLS!!!

Help,

The question is down below

Answers

Answer:

C. A new gas was created and the gas took up more space

Answer:

C

Explanation:

READ THIS AND ANSWER THE QUESTIONS BELOW!!!!!!!!!1
Celestial bodies emit different types of radiation, only some of which can be detected by traditional telescopes. Radio waves are invisible rays that can be detected only by radio telescopes. A radio telescope functions like a television antenna. Radio waves from space are sensed by a gigantic parabolic reflector, which concentrates them toward the top of a focusing antenna. A radio receptor converts the radio waves into electrical signals which are amplified and then transmitted to the center of the parabola. They are then recorded and analyzed in the laboratory so that scientists can obtain a radio image of the source observed. The parabolic antenna can usually be oriented to detect radio waves from all directions of space. Some radio telescopes are fixed. The largest radio telescope in the world, located in Arecibo, Puerto Rico, is fixed. Built in a natural valley shaped like a giant parabola, its reflector measures 305 meters in diameter. Mobile detectors suspended from cables permit the scanning of one of part of the sky. Unlike traditional telescopes, radio telescopes can be used both day and night, even when there is cloud cover.



Electromagnetic waves can carry more data at higher frequencies. Why would a scientist opt to transmit data at a lower frequency instead?

What are the limitations of sending information using electromagnetic waves?
What are the differences between analog and digital signals?

What are the advantages of using digital signals over analog signals?

Using reliable internet sources, identify three ways we use analog and digital signals in our everyday lives.

Answers

Answer:1)The reason as to why scientists opt to transmit data at lower frequency  instead of electromagnetic even if it can carry more data at a higher frequencies is because using higher frequencies of electromagnetic spectrum travel shorter distances but have higher data carrying capacity.So this physical characteristic of electromagnetic waves limits the range and availability of frequencies for sending information.

2) Limitations of using electromagnetic waves in sending communication

communication is a process of transmitting and receiving information in the form of signals.high technology communication use electromagnetic waves,there are various types of electromagnetic waves which are used in communication which include radio-waves,microwaves,infrared  e.t.c some of their limitations are

i)Because there is limited number of broadcast frequencies the use of transmitters must be restricted  in some way or they will seriously interfere with each other.

ii)Through the air signals can be distorted by atmospheric conditions and signals from space are sometimes distorted by solar activity

iii)physical activities such as mountains and buildings can prevent or interfere with some transmissions

iv)Through the air signals are not private,so any tuned receiver within the range can pick up them.

3)Differences between digital and analogue signals

Analogue and digital signal are used to transmit information usually through electric signals.

An analogue signal is continuous wave denoted by sine wave and may varry in signal strength (amplitude) or frequency(time) an example is sound from human voice is analogue because waves are continuous..

A digital signal is a signal in which the original information is converted into a string of bits before being transmitted .example a must for computer processing where is described as using (0s and 1s)and therefore can not take any fractional value.

4)Advantages of using digital signals over analogue signals

one advantage of digital signals are inherently less susceptible than analog signals to interference caused by noise because with digital signal it is not necessary to evaluate precise amplitude,frequency or phase.

Another advantage based in capacity is that digital signals carry more information per second than analogue signals.

Digital signals maintain their quality over long distances better than analogue signals.

5)How we use digital and analogue signals in our everyday live

digital signal processing is the way of life of current generation  

example is mobile phones do alot of digital signal processing .they process our our speech digitally to remove background noise,echo  e.t.c

Television also do a lot of digital processing of video,audio signal to present them in a better way.

How radio telescopes are used to explore space

A radio telescope is a specialized antenna and radio receiver used to receive radio waves from astronomical radio sources in the sky in radio astronomy.It has several main parts, a dish and antenna,a receiver,a detector and an analyzer.The dish collects the radio signals from space ad focuses them on the antenna.

6)How radio waves are used on earth

Radio waves are used to transmit television and radio programs They have longer wave lengths and are reflected by the ionosphere

7) Reasons why telescopes convert radio waves (analog) to electrical(digital) signals for analysis

This is because signals can be easily stored and transmitted in digital form.The analog is continuous in time and it is necessary to convert this to a flow of digital values.

Explanation:

couldnt make my own so...

Answer:

Explanation:

READ THIS AND ANSWER THE QUESTIONS BELOW!!!!!!!!!1

Celestial bodies emit different types of radiation, only some of which can be detected by traditional telescopes. Radio waves are invisible rays that can be detected only by radio telescopes. A radio telescope functions like a television antenna. Radio waves from space are sensed by a gigantic parabolic reflector, which concentrates them toward the top of a focusing antenna. A radio receptor converts the radio waves into electrical signals which are amplified and then transmitted to the center of the parabola. They are then recorded and analyzed in the laboratory so that scientists can obtain a radio image of the source observed. The parabolic antenna can usually be oriented to detect radio waves from all directions of space. Some radio telescopes are fixed. The largest radio telescope in the world, located in Arecibo, Puerto Rico, is fixed. Built in a natural valley shaped like a giant parabola, its reflector measures 305 meters in diameter. Mobile detectors suspended from cables permit the scanning of one of part of the sky. Unlike traditional telescopes, radio telescopes can be used both day and night, even when there is cloud cover.

Electromagnetic waves can carry more data at higher frequencies. Why would a scientist opt to transmit data at a lower frequency instead?

What are the limitations of sending information using electromagnetic waves?

What are the differences between analog and digital signals?

What are the advantages of using digital signals over analog signals?

Using reliable internet sources, identify three ways we use analog and digital signals in our everyday lives.

Answer:



Explanation:



Please help me ASAP!!!!

Answers

Answer:

1. A

2. A

3. C

Explanation:

The answers are 1a. 2b. 3c.

PLease help Will give brainliest

Answers

Answer:

um ewww

Explanation:

10. i think is c

11.  i think i d

Hope this helps!

10. c

11. a

I hope this helps

Pls help asap!!! BrainIdentify one source of carbon that can be found in each of these four spheres: atmosphere (air), geosphere (land), biosphere (living organisms) and hydrosphere (water).
liest to correct answer!!!

Answers

Answer:

It is carbon dioxide

Explanation:

All source relies on it Because if they dont have it then its not considered a source of anything else.

Carbon dioxide refers to the source of carbon that can be found in each of the four spheres.

What is Carbon dioxide?

This is an acidic colorless gas which are found in trace amounts in the ecosystem.

Plants use it to produce food and they act as sources of carbon thereby making it the most appropriate choice.

Read more about Carbon dioxide here https://brainly.com/question/14445045

If Vanadium has an atomic number of 23 and an atomic mass of 50.9425u, how many neutrons are in one atom of Vanadium?

23
28
51

Answers

28 neutrons are in vanadium.

XxMrprathamxX13
28 neutrons in Vanadium- round 50.9 to 51 then do 51-23=28

Please please please help me!! Its urgent

Answers

Answer:

1. reproduction 2. fertilization 3. maturity

Which water feature is often associated with condensation?
Frozen lakes
The ocean
Clouds and fog
Water vapor rising from plants

Answers

I think it is water vapor since condensation is the process of water vapor going back to liquid water.

Clouds and fog are water features often associated with condensation. The correct option is C.

The process by which water vapour, a gaseous form of water, changes into liquid water is called condensation.

When warm, moist air meets a cooler surface or when the air itself cools, it happens. As a result of this cooling, water vapour loses energy and condenses into tiny water droplets or ice crystals, which are what are seen as clouds or fog.

Even though the ocean and frozen lakes are both connected to water, condensation is not a direct result of either of these. As opposed to condensation, water vapour rising from plants is a result of transpiration.

Thus, the correct option is C.

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Your question seems incomplete, the probable complete question is:

Which water feature is often associated with condensation?

A. Frozen lakes

B. The ocean

C. Clouds and fog

D. Water vapor rising from plants

Help?
The question is down below

Answers

Answer:

They need to have a full outer shell to be stable so they bond with each other and share electrons to become stable forming a compound.

Explanation:

Hope this helps!

What are the physical properties of the cookie/cracker? List 3 or more.

Answers

Answer

cookie

shape:circle

texture: bumpy rough on side

color:brown

size: bigger than a quarter

Explanation:

I cant see it so just describe the color shape size texture

Answer:

1. Delicious

2. Soft

3. Cronchyy (ik its crunchy )

4. Best foods you will ever eat

Explanation:

Try it for yourself!

PLZZ HELPPP FRLLL IM GONNA GET MY LIFE ENDED

Answers

Not completely sure but I think it's

Answer: Local winds affect a smaller area while global winds affect a larger area

Explanation: This is because local winds affect certain areas and global winds go all around the planet
It is the last option because weather can vary within different places. A global wind means spread out and more expanded, but a local area is one nearby, taking place of a smaller area.

Which has more thermal energy: a snowman or a lit match?

Group of answer choices

snowman

lit match

No answer text provided.

Answers

a lit match would have more thermal energy because the match conducts heat which is a form of thermal energy
snowman is the answer buddy

ASAP ILL MARK BRAINLIEST!!!!!! EASY
1. What is ocean acidification? How might it impact global biodiversity?

2. How can you as an individual help tackle this problem? (What specifically can you do?)

Answers

Answer:

1.Our results indicate that, at higher biodiversity, the impact of acidification on otherwise highly vulnerable key organisms can be reduced by 50 to >90%, depending on the species

2.Positive attitude is sometimes all it takes to turn a bad situation around. On the other side, a bad attitude can take a problem and quickly make it worse. Helps You Make Good Decisions – Anger clouds your judgement. When you let yourself get upset, you impact your ability to make good decisions.

ahahah what the guy above me said

describe the conditions that affect the rate of a chemical reaction.

I NEED HELP WITH THIS PLEASE

Answers

Answer:

The rates at which reactants are consumed and products are formed during chemical reactions vary greatly. Five factors typically affecting the rates of chemical reactions will be explored in this section: the chemical nature of the reacting substances, the state of subdivision (one large lump versus many small particles) of the reactants, the temperature of the reactants, the concentration of the reactants, and the presence of a catalyst.

Explanation:

Reactions occur when 2 molecules effectively collide, each having minimum energetic and correct orientation.

make it look messy

Weather refers to short term atmospheric conditions while climate is the weather of a specific region averaged over a long period of time.

Answers

Weater go short term conditish when climate is weather kf tegion

i hope that’s messy enough???
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Which statement describes a federal law, passed as a response to Huey Longs popularity, that impacted Louisiana and the nation in the 1930s?The Clean Water Act strengthened pollution regulations.The Selective Service Act established a military draft.The Revenue Act raised taxes on wealthy citizens.The Voting Rights Act ended literacy tests at the polls. HELP ME PLS ill mark brainlist which is better 9.95 for 30oz of coffee or 3.50 for 12oz of coffee What is the definition of "deliberate" as used inthis sentence?There was Native Americanliterature, which reminds us that theAmerican Dream is bom from thedeliberate destruction ofIndigenous peoplean action done on purposeBan action done with cautiona process that was difficult to doDprocess that happened slowly plz the teacher never explan this lesson in class Start off with 2,500 plants of which 50% have medium-tip leaves, 25% have wide-tip leaves, and 25% have drip-tip leaves,Each circle in your simulation will represent 125 organisms. Calculate how many circles you need for each trait, and thencreate your simulation. Be sure to include a key that states the color coding for each trait. Janessa sleeps 7 1/2 hours each night. How many minutes does she sleep each night? 1. What does the Work-Energy Theorem state?Work is equal to the change in kinetic energyWork is equal to the change in momentumWork is equal to the change in impulseWork is equal to the change in position 1. Write the ratio of the first measurement to the second: 8 ft. 4 in. to 6 in. how do you speel thee te thi Help me on this problem plzz hi!! can somebody help me with this question? which is the best example of commensalism?A. honey bees feed on the pollen of cornflowers and help the flowers reproduceB. barnacles ride on a gray whales back to obtain food, and the whale is not harmedC. squirrels and chipmunks eat the same nuts in a forest where food is scarceD. prairie dogs often collect and eat food in groups so they are better protected from enemiesthx to anybody that helps! Can somebody plz help me with 6 When a new substance has formed, has a physical or chemical) change occurred?(4 Points)A) chemicalB) physical 8. To creep through the castle without awakening anyone, Macbeth's footsteps must bea. imperial b. multitudinous c. palpable d. stealthy9.As soon as Macbeth commits murder, the weight of his conscience becomesa. stealthyb. multitudinous c. palpable d. augmented10.Are you ready for Spring break?a. Yesb. Whateverc Banquod. Fingernail PLEASE HELP FAST!!Why is this considered a theory instead of a hypothesisor a law?seO It is a statement of fact about how nature worksinstead of an explanation.o It provides an explanation for many observations andaccepted hypotheses.o It describes how to test a possible explanation of onespecific relationship.It has not changed over time even though newtechnology has been developed. How does gene regulation relate to organism complexity? Can someone please help me with this question? Math isn't my strongest subject.For those who can't see the screen shot it says:"Tatiana earns money by babysitting her little cousin. When she babysits for 2 hours she earns $27. When she babysits for 7 hours she earns $94.50. Which equation represents her total wages based on the hours that she works?" describe one political effect of industrialization in nineteenth century europe Ap euro pls answer me:) Question 7 of 20How did advances in military technology after the Industrial Revolution affectEuropean empires? A. They helped conquered peoples discourage too many colonistsfrom settling in Africa and Asia. B. They allowed small European armies to defeat larger African andAsian forces when invading territory. C. They encouraged Europeans to form spheres of influence in Asianand Africa instead of creating colonies. D. They led Europeans to commit atrocities that convinced peoplearound the world to oppose colonialism.