What is the minimum vertical speed needed to throw a ball 4 meters high?

What is the minimum vertical speed needed to throw a ball 4 meters high?

  • THE MASQUE OF THE RED DEATH

Why do you think Prince Prospero confined black and red to one room?

Since this “pestilence” that sweeps the kingdom is accompanied by death, both colors represent Death, and they are placed in the seventh room, which is symbolic of man’s final stage. The seven…

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  • SPEAK

Did the book Speak make you laugh, cry, smile, or cheer?

This is a question that can ultimately only be answered by you. Reading is a very personal matter; we bring our life experiences, thoughts, attitudes, and impressions to the material. That being…

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  • NIGHT

In section three of Night, what are three examples of things Elie and others did to help…

There was very little the Jews could do to help themselves as they arrive at Birkenau, reception center to Auschwitz, in section three of Night. There were, however, three instances where they did…

2 educator answers

  • FLOWERS FOR ALGERNON

From line 676-692, what answer does Charlie want to find out in Flowers for Algernon?

It is April Fool’s Day. Oliver, who usually runs the dough machine, quit the day before and there is no one to run it. Charlie’s co-workers decide that they will trick Charlie into running the…

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  • SCIENCE

Why do the particles at the surface of a liquid behave differently from those in the bulk of the…

A liquid remains in its phase because the intermolecular forces between adjacent particles are strong enough to hold them together. Within the liquid, each molecule is attracted to other particles…

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  • FRANKENSTEIN

How do I connect Frankenstein and Euthyphro to the question of who am I? What can I know? And how…

In Plato’s Euthyphro, Socrates questions him about the nature of piety. Euthyphro is a young man who begins the conversation certain of his religious convictions–certain enough to be prosecuting…

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  • BUSINESS

Why do we need freedom?

Freedom is a basic necessity for healthy survival of human species. Freedom can be of several types, freedom of speech and thought, freedom of action, freedom to live and work anywhere, freedom to…

2 educator answers

  • FRANKENSTEIN

How do I connect Frankenstein and Euthyphro to the question of what are our defining traits as…

Euthyphro meets Socrates when Euthyphro is about to prosecute his own father for murder. He insists that what he is doing is right despite the fact that the accused is his kin, because murder is…

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  • THE CRUCIBLE

What is Tituba’s motivation for lying at the end of Act One?

I believe that Tituba’s main motive for lying at the end of Act One is to avoid punishment. She is, after all, Mr. Parris’s slave and, therefore, completely powerless. After Abigail essentially…

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  • THANK YOU, M’AM

In Thank You, M’am, what is a quote from Mrs. Jones that inspires Roger?

The relationship that develops between Mrs. Luella Bates Washington Jones and Roger in Thank You, M’am is unique. Mrs. Jones recognizes that Roger needs far more than to be punished for his…

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  • HISTORY

What were Douglas MacArthur’s accomplishments during WW2?

Douglas MacArthur really only had one accomplishment in World War II. Of course, it was a very important accomplishment. He was the commander of the Allied forces in the Pacific as those forces…

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  • SCIENCE

Why is water extremely cohesive?

The cohesiveness of water means that water molecules attract other water molecules (the prefix “co-” means “together”). The cohesiveness of water molecules is due to the polarity of water…

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  • THE OUTSIDERS

Why are the Socs and Greasers going to fight in the vacant lot?

The underlying source of their conflict is the constant class conflict between the boys with money (Socs) and the boys without (Greasers.) This is what pits the two gangs against each other…

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  • BY THE WATERS OF BABYLON

In “By the Waters of Babylon,” why are the narrator and his father allowed to touch metals from…

The answer to this question can be found right at the beginning of “By the Waters of Babylon.” The narrator, whose name is John, and his father are allowed to take metal from the dead places…

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  • WALDEN

What would be considered a peculiar sentence in the “Sounds” chapter of Henry David Thoreau’s…

If you’re looking for a “peculiar” sentence, then you need to pick out something that would be odd or strange. This is a matter of perspective. What is odd to you may not be odd to someone…

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  • THE SCARLET LETTER

In The Scarlet Letter what is the public view of Hester’s sin as expressed by the women outside…

In chapter II of The Scarlet Letter, titled “The Marketplace”, the goodwives standing outside the prison door where Hester Prynne was being held were pretty harsh when it came to their opinion of…

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  • HISTORY

In what ways did the New Deal deliver art to the public?

The New Deal had many programs designed to help unemployed Americans find jobs and begin working. While most of the programs dealt with construction projects, conservation, or farming, there was a…

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  • SCIENCE

This is what makes your blood red. It carries oxygen in the blood.

The red blood cells or RBCs make our blood red and carry out the important function of transporting oxygen in our blood. RBCs are one of the key components of our blood, other components being…

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  • THE BOY IN THE STRIPED PAJAMAS

How did Maria come to work for Bruno’s family in the book The Boy in the Striped Pajamas?

Maria’s mother knew Bruno’s father when his father was a young boy. Maria’s mother worked for Bruno’s grandmother as a dresser when she toured Germany. We do not know her title–whether she was a…

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  • LAW AND POLITICS

How does the executive branch affect the court system?

The main way in which the executive branch of the US federal government affects the judicial branch (the court system) is through the President’s right to nominate judges and justices to the…

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  • MATH

Okey if an adult ticket is 9.48 to enter the castle and for a child is 4.74 pounds and for a… 1 image

Hello! This all isn’t very complicated, but requires some work. Probably you know that if we take the same number (x) several times (n) and have to sum them up, then the result is x*n (x multiplied…

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  • THE GREAT GATSBY

What is Tom’s notion of civilization?

In Chapter 1, Tom directly says, “Civilization’s going to pieces … I’ve gotten to be a terrible pessimist about things.” Tom then goes on to explain the findings of a terribly racist book, The…

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  • SCIENCE

Why can’t we see green stars?

There are a few reasons why we can’t see green stars: stars are not naturally green the atmosphere acts to ‘redden’ stars human vision doesn’t normally see color at night Stars have a natural…

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  • WHERE THE RED FERN GROWS

In Where the Red Fern Grows, how much money are the dogs Billy got?

Where the Red Fern Grows by Wilson Rawls is a novel set in the Ozark Region of Oklahoma. Times are tough and money is tight, but Billy has his heart set on raising a pair of Redbone Coonhounds….

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  • THE CRUCIBLE

In The Crucible, why is Abigail afraid the others will confess what they were doing in the woods?

Abigail fears that the other girls will confess everything they were doing in the woods because she does not want to get in trouble for practicing witchcraft. As Mary Warren points out,…

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  • HAMLET

Why does Hamlet doubt the honesty of the ghost?

Hamlet does not doubt that the ghost he meets in Act 1, Scene 5 is truly the ghost of his dead father. Later, however, he begins to have doubts. In his soliloquy at the end of Act 2, Scene 2, he…

2 educator answers

  • ANTHEM

What names do they exchange? Why is this significant?

I assume you mean what names do Equality 7-2521 and Liberty 5-3000 take at the end of the novel? Equality gives himself the name Prometheus. Prometheus is the Greek Titan in mythology who brought…

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  • SCIENCE

Is odor a physical change or chemical?

The major difference between physical and chemical changes is the change in composition. For a change to be termed physical, there should be no change in composition of constituents. In other…

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  • HISTORY

How do Paul Johnson’s and Howard Zinn’s views differ in why the American colonists had a revolution?

Probably the only thing about the American Revolution that Howard Zinn and Paul Johnson could agree on is that the thirteen colonies won the war. These two historians are from opposite ends of the…

3 educator answers

  • THE POSSIBILITY OF EVIL

What social or political issues are reflected in “The Possibility of Evil?”

In “The Possibility of Evil,” Shirley Jackson touches upon a number of social and political issues. One of these is bullying and its impact on the victim. By sending her poison pen letters, Miss…

1 educator answer

  • THE JUNGLE BOOK

Where can I find a source that will analyze the significance of the theme of education in…

Good places to start your search for sources are your library and the internet. In all of the below cases, use search terms such as “education,” “theme,” “kipling” and “jungle book.” Using “AND”…

1 educator answer

  • HISTORY

What is the idea of predestination?

The idea of predestination is the religious belief that champions the idea that fate has been preordained to have good results for some and unfortunate results for others, especially when it comes…

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  • SCIENCE

When are ionic compounds formed?

An ionic compound is formed by the transfer of one or more electrons from a metal to a nonmetal. The positive and negative ions that form are held together by electrostatic attraction. Ionic…

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  • TO KILL A MOCKINGBIRD

Who is Mr. Nathan in To Kill A Mockingbird?

Mr. Nathan is Boo’s older brother who takes over the handling of the household when Mr. Radley, his father, dies. The “apple didn’t fall far from the tree”, so to speak, because Mr. Nathan…

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  • THE MONKEY’S PAW

Does Herbert come back to life in the story?

This is the big question that will never be answered. Mr. White made his third wish when somebody was pounding on the front door. He wished for that person to go away forever, and The knocking…

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  • SINCLAIR ROSS

In “The Painted Door” by Sinclair Ross, what is your opinion on the idea that a single event can…

You’ll have to formulate your own opinion of how a single event might alter your life, as each person’s experience is different and the essay is about your thoughts on the matter–not mine. Having…

1 educator answer

  • HISTORY

How did American settlers justify why they were supposed to control and settle all land to the west?

American settlers justified settlement of the Western United States mostly through the concept of Manifest Destiny. This concept dictated that it was the will of God that the people of the United…

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  • LAW AND POLITICS

Identify the necessary and proper clause.

The “necessary and proper clause” is a very important part of the United States Constitution. It has been used by the Congress (with Supreme Court approval) to expand the powers of the federal…

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  • THE MOST DANGEROUS GAME

What did Rainsford learn from his experience in “The Most Dangerous Game”?

Rainsford learns two important lessons in the short story. First, Rainsford learns what it means to fear. This is an important lesson, because in the beginning of the story Rainsford is very…

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  • THINGS FALL APART

What were the standards of greatness in Umuofia?

In Chinua Achebe’s Things Fall Apart, it is no coincidence that the standards of greatness valued in Umuofia bear a striking resemblance to the masculine standards that Okonkwo holds dear….

1 educator answer

  • THE HUNGER GAMES

What are the values and ethics of The Hunger Games?

The values and ethics explored in this story are those of mankind since the beginning of time. The most striking ethical question posed by The Hunger Games is when is killing justified. It is the…

1 educator answer

  • TO KILL A MOCKINGBIRD

In Chapter 6 of To Kill A Mockingbird, why did Jem and Dill wait until the night before Dill left…

At the end of Chapter 5, Atticus catches the three children making fun of Boo Radley. Atticus tells them to stop tormenting Arthur/Boo Radley. After this, they want to be stealthy in their games…

2 educator answers

  • TO KILL A MOCKINGBIRD

Why do Dill and Jem want to give Boo Radley a note? What does Atticus say when he finds out about…

After a summer of reenacting what the children thought were scenes from the Radley household, in their made up game, “Boo Radley,” Jem and Dill decide they want to ask Boo out for ice cream….

1 educator answer

  • MACBETH

How does the behavior of Macbeth change over the course of the play?

In Act 1, Scene 2, the Sergeant and Duncan discuss Macbeth’s brave deeds on the battlefield. All indications up to this point show that Macbeth is loyal in fighting for his king, Duncan. In the…

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  • LAW AND POLITICS

My question is about writing. I am studying how to write a good paragraph and I’ve come across…

No problem! Thank you for providing your thesis sentence. That’s most helpful. Let’s begin with that (with a tiny tweak): “English has spread all over the world and many people are already aware…

1 educator answer

  • SCIENCE

What is the process that results in exocytosis in a neuron?

A nerve impulse is an electro-chemical signal. Inside the nerve cell or neuron, the impulse is electrical. The neuron has a cell body with dendrites, an axon and an axon terminal at the end of the…

1 educator answer

  • THE GIVER

What does Jonas dream about at the beginning of chapter 12 of The Giver?

At the beginning of Chapter 12 of The Giver, Jonas dreams about the experience he was given the day before: the exhilarating experience of riding on a sled as it speeds downhill with the snow…

1 educator answer

  • HISTORY

What are the negative effects of imperialism?

There can be some negative effects of following a policy of imperialism. When an imperialist power conquers or controls a country, there may be problems if that country doesn’t want to be…

1 educator answer

  • FREAK THE MIGHTY

How does Loretta change during the book?

There is no doubt that Loretta Lee is a dynamic character. In short, Loretta Lee changes from someone who appears to be sleazy thug to a hero. We first meet Loretta when Kevin and Max retrieve a…

1 educator answer

  • SCIENCE

What is the minimum vertical speed needed to throw a ball 4 meters high?

Hello! I think we ignore air resistance. When we throw a ball (vertically) with the initial speed  , the speed at a moment t will be  where g is the gravity acceleration…

1 educator answer


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