What is Mpemba's effect?​

Answers

Answer 1

Answer:  The Mpemba effect is a catch-all term for possible cases in which hot water appears to freeze faster than cold water. The phenomenon is temperature-dependent. There is disagreement about the parameters required to produce the effect and about its theoretical basis.

Explanation:

Answer 2

Answer:

The Mpemba effect is a catch-all term for possible cases in which hot water appears to freeze faster than cold water.

Explanation:


Related Questions

How dose natural selection affect population by?

Answers

Answer:

individuals that develop beneficial traits have a better chance of survival, and are then able to pass on their genes. Eventually, if enough of those genes are passed on, that gene will become more prominent within the population.

Can throat cancer be inherited?

Answers

Most throat cancers are generally related to smoking and not hereditary, unless the family members are predisposed to smoking.

No not really. Only genes

True or false--
All the modern species of bison have evolved overtime just as all living organisms evolve over time.

Answers

Answer:

The working assumption for many years was that, like North American bison, European bison evolved from steppe bison. ... Their results suggest that the European bison is the result of inter-breeding, over 120,000 years ago, between steppe bison and aurochs; the wild ancestors of modern domestic cattle.

Our study suggests that the first bison arrived in North America 195 - 135 thousand years ago over a land bridge between Asia and Alaska. They quickly spread and evolved (changed) into different forms to adapt to their new environments.

*insert JIMIN'S ROCK BISON pic here*

Explanation:

I.d.k what answer ur expecting from this sentence army.

so I just gave more info regarding this..lol.

7. Compare and contrast the way carbon is used in respiration and photosynthesis.

8. How does carbon get into the ocean?


PLEASE HELP ME I AM A LONELY WEEBO AND THE ONLY THING THAT WOULD MAKE ME HAPPY IS IF SOMEONE GAVE ME THE ANSWERS TO THIS SH!aTt

Answers

Answer: 7. Photosynthesis makes the glucose that is used in cellular respiration to make ATP. The glucose is then turned back into carbon dioxide, which is used in photosynthesis. ... While photosynthesis requires carbon dioxide and releases oxygen, cellular respiration requires oxygen and releases carbon dioxide. 8. Carbon gets incorporated into marine organisms as organic matter or structural calcium carbonate. When organisms die, their dead cells, shells and other parts sink into deep water. Decay releases carbon dioxide into this deep water.  brainliest?

Explanation:

Homeostasis is defined as A. the variety of foods that an organism takes in for energy and survival. B. the control of an organism's external environment, in order to increase comfort and outcompete other organisms. C. a condition, similar to hypnotism, in which an organism is made motionless. D. the dynamic regulation of an organism's internal environment to maintain conditions suitable for survival.

Answers

Answer:

D. the dynamic regulation of an organism's internal environment to maintain conditions suitable for survival.

Explanation:

Which sequence shows a correct pathway for the
flow of energy in a food chain?
A) bacteria → grass → fox → owl
B) grass grasshopper → frog - snake
C) fungi - beetle → algae - mouse
D) algae → snake → duck → deer

Answers

I think is B because the grasshopper is eaten by the frog and the frog is eaten by the snake.

The sequence grass →  grasshopper frog →  snake shows a correct pathway for the flow of energy in a food chain (Option B).

In a food chain, primary producers (e.g., plants and algae) generate organic compounds and energy that enter into the chain.

The primary consumers (e.g., herbivores) are organisms that eat primary producers.

Subsequently, secondary consumers (e.g., carnivores) are organisms that eat primary consumers and so successively in all the levels.

In conclusion, the sequence grass →  grasshopper frog →  snake shows a correct pathway for the flow of energy in a food chain (Option B).

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The average number of individuals of the same species per unit of area or volume at a given time is the
population's
O carrying capacity,
O birth rate.
O size.
Odensity.
O distribution.
Next >

Answers

Huhhhhhhhhhhhhhhhhhhhhhhhh

Will give brainliest! Need help fast please....
Margo is interested in pursuing a degree in agriculture. To decide on a career field, what should she consider first?


desired working conditions and lifestyle

history of agriculture and benefits

types of livestock and crop production

innovations in farming and necessary education

Answers

Answer:

I would say desired working conditions and lifestyle, since everything you do would revolve around that. I'm not sure if it's correct though.

Explanation:

Answer:

C.

Explanation:

What Phenotypic Ratio would you expect to result from a cross between 2 plants that are both Heterozygous for height and seed color? Ex) HhYy X HhYy

A). 1:2:1
B).4:4:4:4
C).8:8
D).9:3:3:1

Answers

A. For sure also Mark me as a brainlist

10
What type of boundary has plates that slide past each other?
A) convergent
B
transform
C divergent
D
tension

Answers

Answer:

B

Explanation:

Transform. It like slides past eachother and transforms

In your opinion, what are the Pros (benefits) of knowing if I had a genetic disorder, or high likelihood of developing it and what are the Cons (drawbacks) of knowing??

Answers

Answer:

It offers insight: With genetic testing, “we’re targeting the coding part of the gene that is relevant to your particular disease,” Aatre says. That, she notes, involves reading a DNA sequence from start to finish to see if there are any “interruptions/disruptions” — mutations associated with the disease in question — that stop the gene from making normal proteins.

Testing can be costly: The price of genetic testing ranges from a few hundred dollars to several thousand dollars. “They’re cheaper than they used to be but are still very expensive,” Aatre says. Still, insurance typically covers such tests for newborns and expectant mothers, as well as patients with a documented personal or family history or a physician’s recommendation.

Explanation:

one pro one com mark me brainlest

Which of the following sentences is the best example of formal language?
A. I've gotten totally into theater lately, but opera is too much for me; I
don't know why.
B. When I see one of my acting idols on the screen, I'm like wow,
how'd he do that?
C. I wanted to ask if you wanna come to this thing I'm in on Saturday
night?
D. I would like to extend to you an invitation to my recital, which takes
place this weekend.
SUBMIT

Answers

Answer:

b

Explanation:

......am like wow can be used to someone u are used to

Answer:

The answer is D

Explanation:

just did the test :)

The diagram shows part of an aquatic food web
for a stable lake ecosystem in Connecticut.
Turtles
Large fish
Small fish
Aquatic insects
Tadpoles
Water fleas
Rotifers
Algae
What is the source of energy for the algae?
A waves
B. sunlight
C. bacteria
D. rotifers, water fleas and tadpoles

Answers

Answer:

Sunlight

Explanation:

I just got it wrong because of the wacko below or above me gave me the wrong answer

Algae possess chlorophyll in their cells. They use carbon dioxide in a manner that is analogous to how we use food. Thus, option B is correct.

What is a characteristic feature of algae?

By converting light energy to chemical energy through the process of photosynthesis, carbon dioxide and water are transformed into organic molecules.

Nearly all algae engage in the process, and in fact, much of what is currently known about photosynthesis was first uncovered through research on the green alga Chlorella.

Like other plants, algae benefit from sunlight, therefore denying them of it will limit or even completely stop their growth. For several days, completely shading the tank or aquarium from light is essential.

Therefore,  algae require sunshine because algae can photosynthesize, or use sunlight to change carbon dioxide into biological material.

Learn more about algae here:

https://brainly.com/question/13921782

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Dichotomy means _____.

Answers

Answer:

Branching into two different parts, think of a tree, the trunk of a tree will branch into two equal parts, and then continue growing at about the same rate.

Do you think new helpful species of bacteria will evolve with different functions? What would they do? What traits could they have to help them do these things?
please help

i will give brainliest and 5 * and 10 points for the best answer

i don't want to see any link as an answer

if i do you will be reported

Answers

Answer:brainly The French Revolution began less than two decades after the American Revolution. In many ways, the American experience was an inspiration for the citizens of France. But the people of the two countries had different situations and had different concerns, which influenced the way each revolution began, progressed, and ended. In this assignment you will write an essay that compares and contrasts the two revolutions.

Explanation:

When humans perspire, water, urea, and salts containing sodium are removed from the blood. Drinking water during extended periods of physical exercise replenishes the water but not the sodium. This increase in water dilutes the blood and may result in the concentration of sodium dropping low enough to cause a condition known as hyponatremia. Symptoms of hyponatremia include headache, nausea, and lack of coordination. Left untreated, it can lead to coma and even death. The body has a variety of feedback mechanisms that assist in regulating water and sodium concentrations in the blood. The kidneys play a major role in these mechanisms, as they filter the blood and produce urine. The best way to reduce the symptoms of hyponatremia would be to

Answers

Answer:

The best way to reduce the symptoms of hyponatremia is to replace the body's sodium.

Explanation:

As seen in the question above, sweating causes the body to lose water and salts, such as sodium. We know that the excess of sodium in the body is harmful, however, the lack of sodium is also harmful, and can cause hyponatremia.

The loss of water in sweating can be reversed with water intake, but the loss of sodium must be reversed with sodium intake and the best way to do this is by eating salty foods. Sodium is one of the components of the salt used in the preparation of foods. In that case, when an individual eats salty foods, after having lost sodium molecules in perspiration, he will be replacing the lost sodium.

What do you think of when you hear the word "energy?"
I
(Pls somebody answer)

Answers

What comes up to my mind is a baby since they have the energy to stay up late and also cry a lot and loud

Pls help and thank youuuu:)

Answers

Answer:

A

Explanation:

Answer:

D.

Explanation:

A man has type AB+ blood who has a who is heterozygous for the Rh factor. A woman has type O+ blood
and is heterozygous for the Rh factor.
a. What are the chances the offspring is type A blood? ______
b. What are the chances the offspring is type B blood? ______
c. What are the chances the offspring is type AB blood? ______
d. What are the chances the offspring is type O blood? ______
e. What are the changes the offspring is +? ______

Answers

Answer:

A, 1/2

B, 1/2

C, 0

D, 0

E, 1/1

Explanation:

With O+ and AB+ the only possible combinations, via a punnett square, are A+ and B+.

Regulation of heart rate is most closely associated
with the
A) cerebrum
B) cerebellum
C) somatic nervous system
D) autonomic nervous system

Answers

Answer:

D.autonomic nervous system

ever since i learned that your brain can see your nose but ignores it i cant stop seeing my nose and its getting annoying pls help

Answers

Dang, now I can see it!
Try not to think about it

1. Which equation best represents the dissociation of water molecules into hydrogen ions and hydroxide ions?

Answers

The first one
Your welcome

What is the effect of slow climate change?

Answers

Answer: Climate change also increases the appearance of more violent weather phenomena, drought, fires, the death of animal and plant species, flooding from rivers and lakes, the creation of climate refugees and destruction of the food chain and economic resources, especially in developing countries.

Explanation: Hope this helps

people who take antibiotics are always told to complete the treatment rather than stop taking the medication when they feel better suggest two reasons why people are given this advice​

Answers

Answer:

- Helps ensure that all of the illness-causing bacteria are killed or prevented from multiplying

- Helps prevent superbugs (bacteria that are immune to the antibiotic)

Answer:

it is to kill all the bacteria completely

and

to make sure that the person is completely healed because if the stop the treatment after a while the illness may come back with full force and this time to kill

Select the correct statement about the three-chambered hearts of amphibians and nonbird reptiles. A scheme of blood circulation of reptiles except for birds. The reptiles have a three-chambered heart that consists of two atria and one ventricle with an incomplete septum. There are two circuits: pulmonary and systemic. In the pulmonary circuit, the blood from the right ventricle is pumped in to lung capillaries and returned to the left atria. In the systemic circuit, the blood is pumped from the left ventricle to the systemic capillaries via the left systemic aorta and is then returned to the right atria. There is also one vessel going from the right ventricle to the aorta right before it branches to smaller arteries. This vessel carries mixed blood. All blood on the right side of the circuits is venous and all blood on the left side is arterial. Select the correct statement about the three-chambered hearts of amphibians and nonbird reptiles. The three-chambered hearts of amphibians and nonbird reptiles are facultative, allowing variation in blood flow through the heart. The three-chambered heart is inferior to the four-chambered hearts of birds and mammals, limiting the evolutionary success of amphibians and nonbird reptiles. Pulmonary and systemic blood fully mixes in the ventricle of a three-chambered heart.

Answers

Answer:

The three-chambered hearts of amphibians and nonbird reptiles are facultative, allowing variation in blood flow through the heart.

Explanation:

In Anatomy, cardiac cycle can be defined as a complete heartbeat of the human heart which comprises of sequential alternating contraction and relaxation of the atria and ventricles, therefore causing blood to flow unidirectionally (one direction) throughout the human body.

Generally, the cardiac cycle occurs in two (2) stages;

I. Diastole : in this stage, the ventricles is relaxed and would be filled with blood.

II. Systole: at this stage, the muscles contracts and thus, allow blood to be pushed through the atria.

All amphibians and reptiles except for crocodiles (having four-chambered heart) have three-chambered hearts, which typically comprises of a partially divided ventricle and two atria.

Hence, the correct statement about the three-chambered hearts of amphibians and nonbird reptiles is that, the three-chambered hearts of amphibians and nonbird reptiles are facultative, allowing variation in blood flow through the heart due to the partially divided ventricle.

What can adults do to shrink fat cells?

Answers

Answer: To shrink fat cells, you need to eat fewer calories than your body needs.

CREDIT: healthyeating

Answer:

eat healthily and exercise properly

Explanation:

What is the percent chance the offspring will be tall plants with yellow fruit? (2nd question)

Answers

Answer: 25% YOUR RIGHT, UNLESS IT IS 75%

Explanation:

Linnaeus used the _____ language in his two-word naming system.

Answers

Answer - Latin
enjoy ur day :)
answer is latin i got it right

After using a chemical mutagen to generate mutations in a dna sequence, scientists noted a mutation from c to t at the 10th position within the coding region of a gene. this mutation led to a change of proline into serine at the fourth position in the resulting peptide. using this information and the sequences listed below, select all the types of mutations that occurred.

Answers

Answer:

substitution, missense mutation, and transition

Explanation:

A mutation is any change in the genetic information of an organism. A substitution is a point mutation by which a single nucleotide base pair is replaced by a different nucleotide. Moreover, a missense mutation is a point mutation that results in the incorporation of a different amino acid in the polypeptide chain since this mutation generates a new codon which codes for a different amino acid. Finally, a transition is a point mutation where a purine (either Adenine or Guanine) is changed to another purine, or a pyrimidine (either Thymine or Cytosine) is changed to another pyrimidine (in this case, Cytosine is changed to Thymine).

What elements makes up a glucose molecule?

Answers

Answer:

Carbon, Hydrogen, Oxygen

Explanation:

Other Questions
In a story containing the following points, which would likely occur LAST?A) Franklin was excited about his upcoming hicking trip.B) The night before the trip, Franklin could barely sleep.C) On the day of Franklin's hike, the sunny weather was perfect.D) Franklin went to the outdoor sportsstore to buy new hiking boots. GIVING BRAINLIESTWhich key correctly represents the information below? A) 11 | 2 = 12B) 1 | 2 = 12C) 11 | 2 = 112D) 11 | 2 = 13 What is the difference between a) prokaryote and eukaryote; b) autotroph and heterotroph; c) unicellular and multicellular? Why is old majors' leadership important? (animal farm) although jazz was very popular in Harlem, where did it begin? The height of a cylindrical vase is 11 inches as shown below. The base of the cylinder has a diameter of 4 inches. Which measurement is closest to the volume of the cylinder in cubic inches? * 34 points 1,710.6 cubic inches 155.51 cubic inches 699.79 cubic inches 174.95 cubic inches Caroline has a unique pet chimpanzee that is relatively likely to have twins. Each pregnancy is independent, andCaroline's chimpanzee has a 60% chance of having 1 baby and a 40% chance of having 2 babies eachpregnancyIf X is a random variable that represents the total number of chimpanzee babies if Caroline's chimpanzee getspregnant twice, drag the bars to graph the probability distribution for all possible values of X. A massive flood tears out many trees in a wooded area. What would you expect the area to look like a year later? A. A new species of trees will be about half grown. B. Grasses and weeds will be growing in the sunny areas. C. It will look exactly like it did before the flood. D. There will not be any plants growing the first year. please help me out on this.............. which of the following piecewise graphs is not a function describe how Eratosthenes advanced humanity's understanding of the earth https://player-ui.mheducation.com/#/epub/urn:com.mheducation.openlearning:enterprise.roster:prod.us-east-1:section:d54e74d0-d683-11ea-97cc-c3fbca93616d#epubcfi(%2F6%2F164%5Bdata-uuid-0e0d1461930e46d8a11481979e97290d%5D!%2F4%2F92%5Bdata-uuid-7ef48aaecd1544598a282d52cb63d16d%5D%2F4%5Bdata-uuid-4af68fac5632455b84b18cc6c308e18e%5D%2F4%5Bdata-uuid-28e68eaccd6d4410ae558caea48280b2%5D%2F4%5Bdata-uuid-ae0a35932a8e42b493c69eda4fdfeeac%5D) copy paste the link it number two all the way in the bottom Which of these are present in both woody and herbaceous stems? (Select all that apply.)A. xylemB. ringsC. seedlingsD. phloem can some please help me with this problem? Explain the transfer of authority symbolized by the transfer of keys between Helen, Kate, and Annie throughout the play. Write a paragraph of at least 125 words. Fill in the blankDNA IS NOT TURNED ON ALL OF THE _____ IN ALL OF THE CELLS. Writing You ask 90 of your classmates if they like sports. There are 20 girls who like sports and 15 boys who like sports. There are 30 boys and 25 girls who do not like sports. Complete the two-way frequency table to show the results of the survey. What are the categories of the row variable? What are the categories of the column variable? Use pencil and paper. How does the table change if the row and column variables are switched? Critical Thinking About Initial Question with Corresponding Steps:Use these symbols in the Critical Thinking box and on the board to identify the following:= A-Ha! moments = Point of Confusion = Need to research = Im confident about1. Show your thinking about your initial question, and identify your Point of Confusion. Use a graphic organizer for non-math questions.1,728 meters cubedb. 5,425.92 meters cubedThe answers are in pi form... You multiplied by pi.Multiply the radius squared times the height and leave it in pi form.c. 144 meters cubedd. 452.16 meters cubed/82. List the general steps that you took leading up to your Point of Confusion.I have to read the questionDraw a cylinder Label it with R:12H:12 4.write the equation we are not using pie so it will be V=r2(h) 5. 12/2x (12) you get 1,728 /8Tutorial Question (Point of Confusion):Write an authentic question about your Point of Confusion that is different from your initial question. (LEVEL 2 or 3) How do we find the volume of this cylinder in pie form?/4Reflection (In class---After the Tutorial) Was I a student presenter this week: Yes No How would you explain to someone else how to do what you learned on your POC? In my poc i learn that i have to read better the question because it was asking the volume of a cylinder but in a pie forMy greatest Ah-Ha Moment! this week was.... When I mess up in my multiplication. This its useful because it helps me understand how to solve math problems usually /10THE ANWSER IS *1.going camping or hiking in the wilderness*3.traveling to a new place or another *5 countrycreating art, playing an instrument, or writing a book A random sample of 80 college students showed that 44 had driven a car during the day before the survey was conducted. Suppose that we are interested in forming a 80 percent confidence interval for the proportion of all college students who drove a car the day before the survey was conducted.Where appropriate, express your answer as a proportion (not a percentage). Round answers to three decimal places. The area of a rectangle is 192 cm. The length of the rectangle is 16 cm. What is the width? 192 = 16w -(solve for w) For the U.S. soft drink market, of the 300 million people in the U.S., 80% of the population is the maximum number of consuming units. The average soft drink consumer buys 365 soft drinks a year at an average price of $0.98 per drink. What is the annual market potential of soft drink in dollar value