una persona camina durante una hora y media y corre 4 km con velocidad constante ¿cuál era su velocidad en km/h y en m/s?​

Answers

Answer 1

La respuesta es: su velocidad es 2.66 km/h, equivalente a 0.738 m/s.

Explanation

Para conocer la velocidad de una persona que recorrió 4 km luego de caminar durante una hora y media es necesario dividir la distancia (en kilómetros) total en el tiempo (en horas). Entonces la operación sería:

4km/1,5h = 2.66 km/h.

Posteriormente, para convertir 2.66 km/h en m/s es necesario aplicar la siguiente formula

2.66 km/h *(1000 m/1 km)*(1 h/3.600 s) = 0.738 m/s.


Related Questions

Environmental science can include which of the following disciplines?
Political Science
Chemistry
Ethics
Botany

Answers

Answer:

I'd say Chemistry! Hope this helps! :)

Explanation:

Environmental science can include which of the following disciplines Botany.

What is environmental science?

"The term environmental science refers to a grouping of scientific disciplines that are all concerned with the physical, chemical and biological characteristics of the surroundings in which organisms live."

What is botany?

"Botany, branch of biology that deals with the study of plants, including their structure, properties, and biochemical processes."

What are the principles of environmental science?

Four basic principles of environmental science are put forward in this paper:

systematic principle of environment,principle of environmental capacity,symbiosis principle of human between environment,entropy principle.

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the kidneys can permanently remove substances that affect ph balance by secreting them into the ____________ .

Answers

The kidneys secrete an enzyme called renin that aids in the regulation of blood pressure.

A patient with advanced kidney disease is likely to be suffering from azotemia, which is an unusually high blood urea nitrogen (BUN) level.

A disease that results in an increase in the breakdown of muscle tissue would result in an increase in the presence of ammonia in the blood, which the liver would convert to urea and would then be excreted in the urine.

The oldest rocks on earth date from about 4.2 billion years ago. What does this suggest about the interval between 4.6 billion years ago, when the earth started to form, and 4.2 billion years ago ?

Answers

Answer:

4.6 billion hehehehhehe

Given the following strand of DNA, what is the complementary (second) strand of DNA?

CGT-GAT-CAG

Answers

Answer:

If i remeber correctly it would be CAG or CGT

Explanation:

Which effect is most likely from a hurricane? damaged homes due to flooding forest fires due to lightning strikes cars sucked in due to a low-pressure center damaged personal property due to hail.

Answers

Answer:

A damaged homes due to flooding

Explanation:

Hurricanes cause heavy rains and strong winds. The heavy rain causes water to rise and therefore, homes are damaged by it.

A natural calamity in which a low pressure centered low atmospheric air movement along with strong winds and rain occurs is called a hurricane it is also known as a tropical cyclone.

The effect that most likely occurs due to a hurricane is:

Option A. Damaged houses due to flooding.

The effect can be explained as:

The hurricane can cause storm surge in which the levels of the sea rises than normal and causes high tides that can lead to floods.

The heavy rainfalls and typhoons caused by hurricanes lead to floods that damage homes.

Hail and forest fires due to lightning strikes are not caused by hurricanes and hence are not affected by the hurricane.

Therefore, hurricane causes flooding.

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which muscles are also known as the smooth muscles

Answers

Answer:

involuntary muscle

Explanation:

Involuntary muscles are those that cannot be controlled by will or consciousness and are frequently associated with organs that contract and relax slowly and regularly. Because there are no striations when viewed under a microscope, involuntary muscles are also known as smooth muscles or non-striated muscles.

Summarize how the overharvesting of a single species,such as baleen whales,can affect an entire ecosystem.

Answers

Answer:

Overharvesting can have a negative impact on an entire species because it can alter food web relationships. For example, if there are too many whales, many organisms may lose their food source and homes, or even worse, go extinct!

Source:

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explain how a mutation could have no effect on the organism that inherits the mutation

Answers

Answer:

A mutation could have no effect on the organism that inherits the mutation because of the chances of the organism's parents/producers. One parent may be dominantly having the mutation while the other parent may have the mutation but does not display its effects, thus labeling this parent as a carrier of the trait/mutation. Drawing a punnet square would best be used to describe the possibilities of each offspring and how each carries or shows the mutation inherited from their parents.

hope this helpsss

How does DNA analysis help scientists better understand evolution

Answers

The scientist see the transmission of DNA in Genes

1. List 4 classes of animals reared in the Caribbean ___________________________________________________________ ___________________________________________________________ 2. Identify 1 class of animal stated above and state the purpose(s) for rearing ___________________________________________________________ ___________________________________________________________ 3. Define the following terms: Breed, Species, Herd ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ 4. To which class of animal do the following terms refer? (a) Bovine: ___________________________________ (b)Ovine: ____________________________________ (c) Equine: ____________________​

Answers

Answer:

1. Pigs, Sheep, Goats, Cattle

2. The purpose of rearing pigs is to utilize them for human food but also supply skin, fat and other materials for use as clothing or leather, ingredients for processed foods, cosmetics, and medical use.

3. Breeding - when animals mate and then produce offspring.

Species - Organisms that have lots of characteristics in common, and can mate to produce fertile offspring.

Herd - a social group of certain animals of the same species, either wild or domestic.

Explanation:

4. Bovine - Cattle, Goats, Pigs

   Ovine - Sheep

   Equine - Horses and other members of the horse family

The following are problems with rapid growth *
•overcrowded schools
•polluted rivers and drinking water
•barren land
•all above

Answers

Answer:

all above

Explanation:

Suggest how coeliac disease could affect the growth of a child

Answers

Answer:

In celiac disease, gluten triggers the immune system to damage villi. Villi (VIL-eye) are finger-like projections lining the small intestine that absorb nutrients from food and send them into the bloodstream. Damaged villi can't absorb the vitamins and minerals that a child needs to grow.

Explanation:

Hope it help :)

Correct me if im wrong(if its wrong sorry)

It could make them be short for the rest of their life

WILL GIVE BRAINLIEST IF CORRECT PLEASE I NEED HELP!

Answers

Answer:

CBADE

Explanation:

The fault has an intrusion (D), and the oldest layers are on the bottom.

what is the answer 50 points

Answers

ANSWER:
a. Spinal chord
b. Liver
c. Kidney

The graph below shows the change in the frequency of one allele over 500
generations in a large population. Which of the following statements
describes the change depicted in the graph?

Answers

An allele simply refers to a variant form of a gene. Alleles are vital to the phenotype of an organism.

Your information is incomplete. Therefore, an overview of alleles will be given. An allele simply means the forms of a given gene variant. Alleles are genetic sequences. They code for the transmission of traits.

Alleles are the variant forms of genes which are located in the same position. The changes in allele frequencies can show that genetic drift is taking place or the introduction of new mutations.

Ear more about allele on:

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1) compare all three states of matter to the
right. Which square has the greatest density
and why? And why is it correct?

Answers

Answer:

A

Explanation:

it has more matter in given area, so it is denser.

PLEASE HELP, I WILL MARK BRAINIEST
what determines an atom's reactivity?

#1. how many protons the atom contains
#2. how many energy levels the atom contains
#3. whether the atom is a metal or a non-metal
#4. how many valence electrons the atom contains

Answers

Answer:

D) How many valence electrons the atom contains.

Explanation:

This is the only closest one

because the number of electrons in the outermost shell is the correct answer

Which nucleic acid carries genetic information from the cell nucleus to the
ribosomes?
*
DNA
messenger RNA
transfer RNA

Answers

the kidneys filter blood

messenger RNA (mRNA)
messenger RNA (mRNA), molecule in cells that carries codes from the DNA in the nucleus to the sites of protein synthesis in the cytoplasm (the ribosomes).

What type of feedback loop does the decreased in localized precipitation demonstrate? Explain your reasoning.

Answers

Answer:

Answer:

safe speed for the larger radius track u= √2 v

Explanation:

The sum of the forces on either side is the same, the only difference is the radius of curvature and speed.

Also given that r_1= smaller radius

r_2= larger radius curve

r_2= 2r_1..............i

let u be the speed of larger radius curve

now, \sum F = \frac{mv^2}{r_1} =\frac{mu^2}{r_2}∑F=

r

1

mv

2

=

r

2

mu

2

................ii

form i and ii we can write

v^2= \frac{1}{2} u^2v

2

=

2

1

u

2

⇒u= √2 v

therefore, safe speed for the larger radius track u= √2 v

1. What happens to the rubber band when you pulled? a. The rubber band stretches c. Nothing happens to the rubber band. b. The rubber band suddenly cut out. D. all of the above 2. Using this model identify the type of fault. a. Strike-slip fault. b. Normal Fault c. Reveres Fault d. all of the above 3. This is the location on the surface of the Earth directly above the focus. a. Focus b. Fault c. Epicenter d. All of the above 4. It is where the earthquake starts. a. Focus b. Fault c. Epicenter d. All of the above 5. Which of the following is not related to earthquake? A. Ground shaking B. Fault C. After shocks D. Typhoon 6. Which of the following are safer place during an earthquake? A. Inside the house B. Outside in an open area C. Inside the car D. Under a tre Items 7-10 refer to the diagram below. C B GA​

Answers

Answer:

d

Explanation:

The relatively large number of new mutations that occur in the human genome in each generation is tolerable because: ______________

a. humans have excellent protein repair mechanisms.
b. compared to other organisms, changes in human proteins have relatively small effects on their cells' structures and functions.
c. humans have excellent DNA repair mechanisms.
d. most of the human genome is noncoding DNA, so few mutations affect human proteins.
e. most of the mutations occur in somatic cells, not germ cells.

Answers

Answer:

The believe the correct answer is option E.

The relatively large number of new mutations that occur in the human genome in each generation is tolerable because: most of the human genome is noncoding DNA, so few mutations affect human proteins. Therefore, the correct option is D.

What is a human genome?

A human genome refers to the complete set of sequences of the nucleic acids that are present in the humans. The human genome contains a relatively large amount of noncoding DNA, which does not code for proteins and is therefore less subject to selective pressures.

Option A, humans have excellent protein repair mechanisms, and Option C, humans have excellent DNA repair mechanisms, are partially true, but do not fully account for the tolerability of new mutations in the human genome.

Option B and E are also not true, as changes in human proteins have relatively small effects on their cells' structures and functions, is not entirely true. Therefore, the correct option is D.

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the phase after orgasm during which men are not capable of having an ejaculation is called:

Answers

The answer should be the refractory period

where do duplicated chromosomes line up during metaphase?

Answers

During metaphase, the cell's chromosomes align themselves in the middle of the cell through a type of cellular "tug of war." The chromosomes, which have been replicated and remain joined at a central point called the centromere, are called sister chromatids.

Which shows the order in which vertebrates evolved?

Answers

Answer:

Class

Explanation:

Vertebrate Classification. Vertebrates can be subdivided into five major groups: fishes, amphibians, reptiles, birds, and mammals. Amphibians, reptiles, birds, and mammals are ranked as classes.

e. How would the sky look if we could see microwaves in space?

Answers

Weird and the goverment would take them to study and wonder how they got there and people would be praising them (just a guess)

the area that a receptor cell gathers information from is called the ______.

Answers

Answer:

the area that a receptor cell gathers information from is called the receptive field

hope it help u

itz by Riddhi

what are the cell theories formulated by schwann and schielden?​

Answers

Answer:

By the late 1830s, botanist Matthias Schleiden and zoologist Theodor Schwann were studying tissues and proposed the unified cell theory. The unified cell theory states that: all living things are composed of one or more cells; the cell is the basic unit of life; and new cells arise from existing cells.

Explanation:

Hope this helps

Which of the following choice completes the diagram?
A. Credit card companies
B. Issuer banks
C. Banks
D. All of the choices

Answers

The answer is D . All of the choices

what are the two primary types of water pollution that have to do with where the pollution came from
Point source and non point source
Physical and liquid
Groundwater and surface water
Chemical and biological

Answers

Answer:

Groundwater and surface water .

Explanation:

Note:- If you have more questions then let me know !!

I attached the worksheet. I only need help with the first page, not the second.

Answers

Answer:

I don't have space for the download can't you send screenshot

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Joyce Murphy runs a courier service in downtown Seattle. She charges clients $0.50 per mile driven. Joyce has determined that if she drives 3,300 miles in a month, her total operating cost is $875. If she drives 4,400 miles in a month, her total operating cost is $1,095. Joyce has used the high-low method to determine that her monthly cost equation is: total monthly cost = $215 + $0.20 per mile driven. 1. Determine how many miles Joyce needs to drive to break even.2. Calculate Joyce's degree of operating leverage if she drives 4, 200 miles.3. Suppose Joyce took a week off and her sales for the month decreased by 25 percent. Using the degree of operating leverage, calculate the effect this will have on her profit for that month. What does Patrick live in?A:RockB:PineappleC:AnchorD:A Moai ANY COLLEGE STUDENT KNOW HOW EXAMITY WORKS? What is the main difference between airports of the early 1920s and international airports of the 1930s?A.Airports in the early 1920s catered to municipal and regional travel, while airports in the 1930s served as hubs for travel between countries.B.Airports in the early 1920s had larger runways and airport space, while airports of the 1930s had smaller, more efficient layouts.C.Airports in the early 1920s catered to travel between countries, while airports in the 1930s served as hubs for regional and municipal travel.D.Airports in the early 1920s were located in West Coast cities, while airports in the 1930s were located in East Coast cities. Plz help it I might be wrong just checking what other people think Which theme do these lines support? The two-way table shows the number of boys and girls in the school band and choir. Is there a greater percentage of girls in the school band or in the choir? Explain. The somatic nervous system and the autonomic nervous system comprise thecentral nervous system.peripheral nervous system.skeletal nervous system.afferent nervous system. Please help thx and I will mark you as brainliest! When you write concisely, your message is far easier to read. You can use many strategies to write more concisely, including controlling paragraph length, using shorter sentences, avoiding redundancy, avoiding empty phrases, and avoiding wordy prepositional phrases.Required:Identify the most likely reasons a statement may not be concise. What is king Tuts real identity? The function f(c)=95c+32 is used to convert temperatures from Celsius, c, to Fahrenheit, f(c). What is the temperature in Fahrenheit when it is 22 Celsius? Round your answer to the nearest integer. A 40 B 54 C 72 D 97 Pasha works for a manufacturing company in a small town. He reports to his manager that the company is not fulfilling its commitment to the community to reduce pollutants. His manager tells him to ignore the issue and not tell anyone. This is an example of a(n)___________. approach to social responsibility. a. defensive b. accommodative c. reactive d. obstructionist e. proactive write the equation of the graph below 6c.Calculate the maximum volume, in dm3, of chlorine gas at Stp that can be obtained from 23.4 tonnes of molten sodium chloride. 1 tonne= 10^6 Mr of NaCl=58.5 molar volume of chlorine at stp= 24dm3 Give your answer in standard format. Find mistakes 1. If there will be too much garbage, the air will be seriously polluted2.What a pity. I have to look at my little brother, so I can't go to the cinema tonight The speed of a car as a function of time is shown in the figure(attached up) . Find the distance travelled by the car in 8 seconds and its acceleration . Please i need to find the era bounded by the following curves If you were to record the activity of a mirror neuron, you should expect that it would act in the same waywhen we perform an action - such as picking up an object - as when we:A. choose to not perform that actionB. observe someone else perform that actionC. read about performing that actionD. think about performing that action Todos los miembros de dicha familia tienen simpata por las mismas ideas polticas