if you slide down a rope, it's possible to create enough thermal energy to burn your hands or your legs where they grip the rope. suppose a 40kg child slides down a rope at a playground, descending 2.0m at a constant speed. how much thermal energy is created as she slides down the rope? assume that all potential energy can be transformed into thermal energy.

Answers

Answer 1

Answer:

Given,

mass, m=40kg

length of rope, h=2m

Required,

Thermal energy.

Assumption;

The P.E can be transformed to thermal energy.

then,

P. E = Thermal energy.

Since,

P.E = mhg

Thermal energy = mhg

T.E = 40*2*9.8

T. E = 784J

Therefore the thermal energy created will be 784J.


Related Questions

a responsible citizen could best participate in serving their community by

Answers

Answer:

Driving a neighbor to their polling place on election day.​

Explanation:

Depicts a responsible citizen serving their community is driving a neighbor to their polling place on election day.​

Community help is:

Helping those immediately around you

Helping your immediate society e.g. your neighborhood and town

Because community help refers to helping those immediately around you, driving a neighbor to their polling station is the best example of serving the community because they are in your community.

Had the question asked the best way to help your nation, then the answer would be paying your federal income taxes on time.

Therefore, the best way listed above to help your community is by driving your neighbor to a polling place on election day.

a responsible citizen could best participate in serving their community by driving a neighbor to their polling place on election day.​

What is responsible citizen?

A responsible citizen upholds all national laws and regulations. They have the right to exercise all essential liberties and obligations, including those to vote, pay taxes, and defend the nation from corruption.

helping those who are beside you

assisting your local community, such as your town and neighborhood

Driving a neighbor to their voting location is the impressive example of serving the society because they are in your community, and assisting individuals nearby is what is meant by "community help," which refers to helping those nearby.

By driving a neighbor to their polling place on election day can be best participate in serving community.

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Hydrogen selenide (H2Se) reacts with water according to the following equation. H2Se H2O → SeH– H3O In three to five sentences, identify the acid, base, conjugate acid, and conjugate base in this reaction. Use patterns in the periodic table to explain why the substances you identified acted as the acid and the base in this reaction.

Answers

Taking into account the Brønsted-Lowry acid-base theory:

H₂Se behaves like acid because donates an H⁺ proton while H₂O behaves like base because accepts an H⁺ proton from the acid.H₃O⁺ is the conjugate acid of the H₂O and SeH⁻ is conjugate base of H₂Se.

The Brønsted-Lowry acid-base theory (or the Brønsted-Lowry theory) identifies acids and bases based on whether the species accepts or donates protons or H⁺.

According to this theory, acids are proton donors while bases are proton acceptors. That is, an acid is a species that donates an H⁺ proton while a base is a chemical species that accepts an H⁺ proton from the acid.

So, reactions between acids and bases are H⁺ proton transfer reactions, causing the acid to form its conjugate base and the base to form its conjugated acid by exchanging a proton.

In other words, a conjugate base is an ion or molecule resulting from the acid that loses the proton, while a conjugate acid is an ion or molecule resulting from the base that gains the proton:

acid + base ⇄ conjugate base + conjugate acid

In this case, you know:

H₂Se + H₂O → SeH⁻ + H₃O⁺

H₂Se behaves like acid because donates an H⁺ proton while H₂O behaves like base because accepts an H⁺ proton from the acid.

So, H₃O⁺ is the conjugate acid of the H₂O and SeH⁻ is conjugate base of H₂Se.

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isla has moved to a large city to start her first job after college. she likes her new apartment and her new work colleagues, but she cannot seem to shake feelings of sadness. over time, she begins to sleep more and eat less. even playing with her dog seems less fun than it used to be. isla calls home to ask her father’s advice. he says that when he was her age, he went through the same feelings for about a year. he said he found a physician to work with that helped him use medication properly to balance out his mood. how does each of the following concepts apply to isla’s current situation?

Answers

Answer:

. jjjujjjjokjkkejejeejejrirje

Explanation:

b

you have just read "la poesía" about a poet’s first experience writing poetry. imagine you are the speaker in the poem and write a journal entry reflecting on this experience. be sure to include details about your inspiration for writing and how the experience of writing poetry affects the way you view life. write a well-organized, text-dependent response. be sure to save time to edit and review your work for complete sentences, spelling, punctuation, and appropriate language.

Answers

Answer:

idek

Explanation:

lol

“la poesía” Meaning of that word  is  “the poetry

What is poetry?

Poetry, also called verse, is a form of literary study that uses aesthetic and often rhythmic qualities of language − such as phonaesthetic sound symbolization, and meter − to evoke meanings in indefinite quantity to, or in place of, a prosaic apparent.

First experience writing poetry. Imagine you are the speaker in the poem and write a journal entry reflecting on this experience. The poetic experience is the proper object of the philosophy of poetry; furthermore, realizing the social and moral value of poetry is also the proper object of the. Philosophy of poetry. The characteristics of good and bad poetry and things to keep in mind when writing your own. It Focuses on the Main Idea.

Therefore, experience writing poetry. Imagine you are the speaker in the poem.

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according to hund's rule, the lowest (ground) state of the silicon atom.....

Answers

Answer:

do me parese en ingles tu preguntaano entien

Explanation:

      According to Hund's rule, all electrons in singly occupied orbitals in subshells have the same spin before any particular orbital becomes doubly occupied.

Does Hund's law explain the electron configuration with the lowest energy?

       According to the Hunds Rule of Maximum Multiplicity, the term with the greatest number of electrons falls into the lowest energy range for a certain electron configuration. This rule states that p, d, and f orbital electron pairing cannot take place until each orbital of a specific subshell has one electron in it or is solely occupied.

      Think about the substance silicon (atomic symbol Si). 14 electrons, 14 protons, and (in most cases) 14 neutrons make up silicon. According to the energy diagram on the left, silicon contains two electrons in the n = 1 energy level, eight in the n = 2 energy level, and four in the n = 3 energy level in its ground state.

     Silicon's electrical structure is 1 s 2 2 s 2 2 p 6 3 s 2 3 p 2 in its ground state.

       The starting point  :The lowest energy state for an electron is called its ground state, which is the energy level it typically resides in.

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match the name of the milankovitch cycle with what it does to the earth.

Answers

Answer:

This cycle affect the amount of sunlight and energy that Earth absorbs from the sun.

Explanation:

The name of the Milankovitch cycle with what it does to the earth is that it represents the sun cycle.

What are the additives of the Milankovitch cycle?

The 3 factors of Milankovitch cycles are eccentricity, obliquity, and precession (Figure 3). Eccentricity describes the diploma of variant of the Earth's orbit across the Sun from round to greater elliptical.Milankovitch cycle is a cyclical motion associated with the Earth's orbit across the sun. Causes versions in the quantity of sun electricity accomplishing the Earth.

It is now withinside the reducing segment of its cycle and could attain its minimum across the yr 11,800 CE. Increased tilt will increase the amplitude of the seasonal cycle in insolation, presenting greater sun radiation in every hemisphere's summertime season and much less in winter.

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Solve for x. 5(x – 10) = 30 – 15x x = 1 x = 4 x = 5 x = 8

Answers

Answer: x = 4

Solving Steps:
5(x - 10) = 30 - 15x
5x - 50 = 30 - 15x
20x - 50 = 30
20x = 80
x = 4

3.00 l of a gas is collected at 35.0°c and 705.0 mmhg. what is the volume at stp?

Answers

Answer:

2.47L

Explanation:

Using the combined gas law equation as follows:

P1V1/T1= P2V2/T2

Where;

P1 = initial pressure (mmHg)

P2 = final pressure (mmHg)

V1 = initial volume (L)

V2 = final volume (L)

T1 = initial temperature (K)

T2 = final temperature (K)

According to the information provided in this question;

P1 = 705mmHg

P2 = 760mmHg (STP)

V1 = 3.00L

V2 = ?

T1 = 35°C = 35 + 273 = 308K

T2 = 273K (STP)

Using P1V1/T1= P2V2/T2

705 × 3/308 = 760 × V2/273

2115/308 = 760V2/273

Cross multiply

308 × 760V2 = 2115 × 273

234,080V2 = 577,395

V2 = 577,395 ÷ 234,080

V2 = 2.47L

Most of the artwork in England was produced to______________________. a. honor the family b. give as gifts c. keep family records

Answers

Answer:

C

Explanation:

Most of the artwork in England was produced to keep family records

Hope this helped you- have a good day bro cya)

Answer:

c

Explanation:

a mi papá le __________la garganta. doler duele dole dolor

Answers

Answer:

A mi papá le duele la garganta.

Explanation:

:)

La palabra correcta para llenar el espacio en blanco dado sería:

b). duele

¿Qué son los verbos?

Los verbos se cuentan como las palabras que señalan una acción en la oración.

La oración dada perdió el verbo, lo que hace que el significado sea incompleto.

Dado que el sujeto es singular y se refiere a una acción pasada, el verbo correcto sería 'duele.'

Por lo tanto, la opción b es la respuesta correcta.

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closing entries may be prepared from all of the following except

Answers

Answer:

what is the question

Explanation:

Choose the best Spanish word to complete the sentence. Paulo y Daniel _________ en New York. anduve anduvieron anduviste andaba

Answers

Answer:

anduvieron

Explanation:

The best Spanish word to complete the sentence. Paulo y Daniel anduvieron en New York.

What is sentence?

Sentence is defined as a word, clause, or phrase, or a collection of clauses or phrases, that in writing typically starts with a capital letter and ends with the proper end punctuation, and in speaking is distinguished by distinctive patterns of stress, pitch, and pauses. It expresses an assertion, a question, a command, a wish, an exclamation, or the performance of an action.

Spanish refers to the Spanish embassy and implies a connection to Spain, its people, language, or culture. Spanish is the official language of cities of spin. The peoples of other countries also love to learn Spanish to earn growth in there carrier.

Thus, the best Spanish word to complete the sentence. Paulo y Daniel anduvieron en New York.  

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how many ways can a rectangle be reflected across an axis of symmetry

Answers

Rectangle has two axes of symmetry (see attached diagram). So an arbitrary rectangle can be reflected across two axis of symmetry so that it carries onto itself

For the following organisms, choose the correct order of increasing trophic level. a. fungi, deer, wolf and grass b. fungi, grass, wolf and deer c. grass, deer, wolf and fungi d. grass, fungi, wolf and deer Please select the best answer from the choices provided A B C D

Answers

Answer: C) Grass, Deer, Wolf, Fungi

Explanation:

… it’s just the correct answer

Your Answer Should Be C: grass, deer, wolf and fungi

Hope This Help! :)

one angle this 60 78 89 45 dnjr dkmxcnds

Answers

Answer:

i dont understand the question.

Explanation:

im jus gonna guess 45

The bottom number (the bigger number) on each element square on the Periodic Table is called __________. Question 5 options: Proton Electron Atomic Number Atomic Mass

Answers

Answer:

Atomic Number

The bottom number (the bigger number) on each element square on the Periodic Table is called the atomic number. Thus, the correct option for this question is C.

What do you mean by an atomic number?

An atomic number of a chemical element may be defined as the number of chemical elements in the periodic system. Due to this, the elements are arranged in order of increasing the number of protons in the nucleus. This signifies that the number of protons reveals the atomic number of an element.

The atomic number of a chemical element may be represented on the bottom of its chemical symbol, while an atomic mass of a chemical element may be represented on the above of its chemical symbol.

Therefore, an atomic number is a number that is present at the bottom of each element square on the Periodic Table. Thus, the correct option for this question is C.

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what is the number that is one half of one third of one quater of 720

Answers

Cool answer:

7

Explanation:

description that reflects indonesian culture melody

Answers

Answer:

Indonesia dance represents the ethnic richness including its Indonesian nations ethnic communities.

Explanation:

Hope this helps :}

Pls mark brainliest :P

And have an amazing day <3

The music of Indonesia demonstrates its cultural diversity, the local musical creativity, as well as subsequent foreign musical influences that shaped contemporary music scenes of Indonesia.

chocolate candy melting in your hand will eventually melt as the heat

Answers

Answer:

transfers through conduction from your hand to the candy

Explanation:

According to the video, where do Librarians work? Check all that apply. parks libraries museums information centers corporations television studios

Answers

Answer: The answer is B C D and E

Explanation: im built different

in the following poem by gregory pardlo (published in 2007), the speaker describes watching children playing double dutch—a version of jumping rope in which two ropes are turned in opposite directions. read the poem carefully. write a paragraph in which you make a defensible claim regarding how pardlo uses simile and metaphor to convey a complex image of the girls. in your paragraph, you should incorporate at least one piece of evidence from the text to support your claim.

Answers

Answer:

i need poins

Explanation:

please

which of the following could not be used to determine reaction stoichiometry?

Answers

Reaction stoichiometry is the type of reaction where there is a total eradication of the quantities that are used in the reaction.

This is used to measure the type of reaction such as corrosion and the likes.

As a result of this, the best way to determine reaction stoichiometry is:

Make sure that the equation is balancedMake the necessary conversion to the SI units to molesMake the necessary calculationsConvert the moles to the required SI units

Please note that your question is incomplete, hence i gave you a general overview which should help you get the correct answer.

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what is the energy conversion during cellular respiration?

Answers

it’s called ATP

ATP basically means energy

Fill in the blank with the correct imperfect conjugation of the verb in parentheses. Ella ____ a asistir a la clase pero no fue. (ir) va iba fue veía

Answers

The correct imperfect conjugation of the verb 'IR' is 'Ella IBA a asistir a la clase pero no fue'.

IR is a Spanish verb that means 'to go'. It is one of the most usually used verbs in Spanish.

This Spanish verb (ir) is irregular in the imperfect.

To form the imperfect tense of 'ir' verb takes off the -ir ending and adds the endings: -ía, -ías, -ía, -íamos, -íais, -ían.

For example:

Tú ibas (you were going)Ella iba (she went)Nosotros íbamos (we were going)

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Answer:

B

Explanation:

Which action by one of the students is most disruptive to the discussion? One listener interrupts the speaker by inserting an opinion. One student laughs at the opinion presented by another student. One listener maintains eye contact with the speaker. The teacher calls on the next student to express a viewpoint.

Answers

Answer:A

Explanation:One listener interrupts the speaker by inserting an opinion.

One of the main things that prevents people from listening is noise, which is anything that makes it difficult to pay attention to and comprehend what is being spoken. Thus, option A is correct.

What are the interrupts affecting the listener by opinion?

The act of interjecting communicates to the speaker your disinterest in what they have to say. You don't have time to actually listen to them or believe your voice is more essential.

It might even give the impression that you weren't paying attention at all and were simply waiting for an opportunity to speak.

Frequent interruptions can also double error rates, increase rates of tiredness, and stress-related illnesses. The next time you are tempted to interrupt a coworker who is hard at work with a brief comment, consider the effect you will have.

Therefore, One listener interrupts the speaker by inserting an opinion.

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Which is the best summary of the theme that is developed in this section of the play? Revenge never works out, and people should just avoid it. Fighting is not the way to solve problems, no matter what. Those who fight are unwise and would do better to talk. Those who pursue revenge are often destroyed by it.

Answers

Answer:

d. Those who pursue revenge are often destroyed by it.

Explanation:

i took the quiz on edge!!!

The best summary of the theme that is developed in this section of the play is those who pursue revenge are often destroyed by it.

What is theme?

Theme is defined as a central message or underlying meaning that an author conveys in a literary work and that the reader interprets. A literary topic is the central idea or underlying meaning that a writer focuses on in a novel, short tale, or other literary work. Characters, setting, dialogue, storyline, or a combination of these aspects can all be used to convey a story's theme.

People ought to just stay away from revenge since it never ends well. No matter what, fighting is never a good way to address a problem. Fighting is foolish, and it would be preferable to discuss instead. Retaliation frequently results in destruction for its victims.

Thus, the best summary of the theme that is developed in this section of the play is those who pursue revenge are often destroyed by it.

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Considering the activity series given for nonmetals, what is the result of the below reaction? Use the activity series provided. F > Cl > Br > I Br2 NaF Right arrow. no reaction Na FBr2 NaBr F2 Na2F Br2

Answers

The activity series shows the order of reactivity of elements. The reaction  Br2 + NaF -----> does not occur because bromine is less than fluorine in the activity series.

The activity series shows the order of reactivity of elements. The elements that are higher in the activity series will displace the elements that are lower in the activity series.

The activity series of halogens is shown as; F > Cl > Br > I. Let us consider the reaction;  Br2 + NaF ----->

We can see that bromine is less than fluorine in the activity series hence there will be no reaction because bromine can not not displace fluorine.

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Answer:

a

Explanation:

and Then."
bers 1 through 5. Base your answers on "Democracy Now
1
Read the sentence from the article.
The Senate also had the power to make emergency proposals, including
naming a new ruler for Rome.
The prefix pro- means “in front.” In proposal, the root poser means “put" or
"place." What does a proposal do?
А. It states a new idea.
B
It disagrees with an idea.
It draws attention to something.
It changes the order of something.

Answers

A
It proposes something, meaning it states something new. in this case, proposal means new Ideas.

which proportion of the universe's galaxies can be seen from earth

Answers

Answer:

approximately 10 percent

what are the three basic tasks of the federal bureaucracy?

Answers

The federal bureaucracy performs three primary tasks in
government: implementation, administration, and regulation.

When Congress passes a law, it sets down guidelines to carry out the new policies
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