What are the applications of the reversibility of light?

# What are the applications of the reversibility of light?

• THE STRANGE CASE OF DR. JEKYLL AND MR. HYDE

Why does Edward Hyde drink the potion to transform back into Henry Jekyll in Chapter 9?

In Ch. 9, AKA “Dr. Lanyon’s Narrative,” Dr. Jekyll has written to his long-time friend, Dr. Hastie Lanyon and asked him to run an errand for him that is apparently of grave importance. Landon does…

• TO KILL A MOCKINGBIRD

In Chapter 9 of To Kill a Mockingbird, Atticus says that every lawyer gets at least one case in…

This question gets to the heart of one of the main themes of the book. The case of Tom Robinson affects Atticus in the sense that it tests his convictions and character. Right from the beginning…

• ANGELA’S ASHES

What are three ways Angela’s Ashes is a coming of age novel?

There are many ways we grow up and mature. One way is that society tells us that at certain ages we are old enough to do certain things; we can drive at 16 and can vote at 18. There are other…

• THE GREAT GATSBY

Describe the character development in chapter 4 of The Great Gatsby. Which characters change in…

Certainly, Gatsby’s character is developed by the list of awful people who attend his parties, his own fantastic, and obviously fictional, history of himself, and his association with Meyer…

• THE GREAT GATSBY

How long was Gatsby with Dan Cody?

Jay Gatsby sailed with Dan Cody for “five years, during which the boat went three times around the Continent.” After the arrangement ended (when Cody died), Gatsby was promised \$25,000, but,…

• SCIENCE

First we will calculate the speed of movement of the escalator. Since the length is 10 m, and the travel time is 65 s, the speed of a step is: v = d/t = 10/65 = 0.15 m/s If the person walks up or…

• THE OPEN WINDOW

What does Vera make Framton believe about her aunt? What does Vera explain to her aunt about…

Vera is the most interesting character in the story. She is obviously an intelligent, imaginative, mischievous girl who is bored with living in a country house where everybody does and says the…

• THE HOBBIT

In The Hobbit, why did Gandalf say not to bring the ponies into Mirkwood?

Gandalf told the Dwarves to let the ponies loose before they entered the forest Mirkwood because Beorn requested that they do so. Beorn knew the dangers of Mirkwood: the Giant Spiders, the dark…

• THE ADVENTURE OF THE SPECKLED BAND

Describe the attitude of Sherlock Holmes in “The Adventure of the Speckled Band.”

The attitude of Sherlock Holmes as regards the case of Helen Stoner in “The Adventure of the Speckled Band” might be described as a mixture of defiance, determination, professional curiosity, and…

• THE BRONZE BOW

Why does Rosh want to know who is going to the banquet in The Bronze Bow?

Rosh wants to know who is going to the banquet so that he can steal from the men who will be away from their homes. In the story, Mattathias, a wealthy banker, is giving a banquet for a legation…

• THE CRUCIBLE

What is a summary of The Crucible by Arthur Miller?

The Crucible was written in 1953 by Arthur Miller, in part as a critique of McCarthyism, the anti-communist movement of the 1950s Cold War. The Salem witch trials, in which people were presumed…

• FREAK THE MIGHTY

What are three main problems Max and Kevin face in Freak the Mighty?

There are actually more than three problems in this novel; however, since you are required to name only three, I will focus upon the main issues: the birth defect Kevin has, the fight between Tony…

• RULES OF THE GAME

When does her mom call her Waverly? When does she call her Meimei? What is the distinction…

The main character and narrator of the story, Waverly, is named after the street where she and her family live, and she explains that it’s this name that is the “official” one used on documents….

• MONSTER

Why is Steve disturbed by the fact that he looks a lot like the other inmates in the detention…

While Steve Harmon is mopping the corridors of the jail with the other inmates, he notices that he looks similar to each of them. Steve begins to have a panic attack after having this startling…

• EVERYDAY USE

What do you think Alice Walker is saying in “Everyday Use” about the nature of heritage?

My own interpretation of the story is that Walker disapproves of making icons of the everyday objects that are our heritage. She approves of using everyday objects for the use for which they are…

• BUD, NOT BUDDY

How can Bud get out of the situation in the shed in Bud, Not Buddy?

In chapter 3 of Bud, Not Buddy, Bud has been locked in a shed by some of the worst adoptive parents . . . ever. Who locks their kid in a shed? Bud was locked in the shed because his new mother…

• RAYMOND’S RUN

Why does Raymond line up along with the runners in “Raymond’s Run” by Toni Cade Bambara?

In “Raymond’s Run” by Toni Cade Bambara, when Squeaky lines up for the May Day Race, Raymond lines up right along with her, but on the other side of the fence. He does this because he has always…

• HERODOTUS

How does Herodotus balance critical analysis and religious belief? What conclusion follows from…

The Greek historian Herodotus is widely considered the “Father of History” because he was the first historian to emphasize the distinction between myth and fact; in other words, Herodotus wanted to…

• THE GIVER

Why doesn’t Jonas want to go back to the Giver in Chapter 16?

In Ch. 15 the Giver has just shared some particularly painful memories with Jonas, specifically memories of war. This causes physical pain for Jonas, but mostly it traumatizes him. As he states at…

• HISTORY

Describe the major differences in the old world and the new world of the Kiowa people.

Rene-Robert Cavalier, a French explorer, documented meeting with the Kiowa people in the 1680s. The Kiowa people established life in Colorado, New Mexico, Oklahoma, and Texas, but were forced to…

• HISTORY

How did the geography of China affect the development of early civilization there?

The early Chinese civilization centered almost entirely around the Yellow River valley as it was a fertile region conveniently accessed by travel on the river and without many geographical…

• THE RANSOM OF RED CHIEF

In the story “The Ransom Of Red Chief,” what are two things the boy does before he is kidnapped?

Sam observes two things the boy does before he and Bill grab him and pull him into their buggy. One evening after sundown, we drove in a buggy past old Dorset’s house. The kid was in the street,…

• FLOWERS FOR ALGERNON

In “Flowers for Algernon,” by Daniel Keyes, Charlie says that people aren’t who he thought they…

As Charlie, in “Flowers for Algernon” by Daniel Keyes, becomes smarter and smarter due to his operation, he realizes that his so-called friends were not who he had thought they were. Before the…

• RELIGION

How does “The Tribe” by Tiffany Shlain relate to ideas of identity, specifically Jewish identity?

Tiffany Shlain’s documentary explores what it means to be Jewish today. Shlain chronicles the history of the Jewish people and makes the point that Jews have always been outsiders. Because of their…

• ANIMAL FARM

What is Orwell telling us to realize about the seven commandments in Animal Farm?

The seven commandments function in a few different ways in the book. Orwell certainly wants us to keep all of these uses in mind. First, the seven commandments have the semblance of being fair. All…

What is the smallest unit of rhythm in a poem?

First, it’s important to distinguish between meter and rhythm. A poem’s meter is an ideal abstract pattern, roughly like the sound of a metronome in music. Just as the unvaried sound of a metronome…

• THE NECKLACE

How does Monsieur Loisel respond to Madame Loisel’s disappointment?

With “awful trouble” Monsieur Loisel manages to get an invitation for a high profile party where not many clerks are being invited. He hands it over to his wife gladly expecting her to become…

• THE GREAT GATSBY

Why do you think Nick refers to Daisy as “the golden girl” in The Great Gatsby?

Nick refers to Daisy as the “golden girl” for a couple of reasons: First, as Gatsby says, her voice is “full of money”; Daisy, herself, is associated with money, and her voice — apparently — is…

• THE OUTSIDERS

Even though the boys had the money to get into the Nightly Double, they chose to sneak in. Why…

Ponyboy said they “all had the money to get in” but they decided not to. He talks about how Dally basically hates to do anything the “legal” way. The Greasers in general like to push back against…

• THE CELEBRATED JUMPING FROG OF CALAVERAS COUNTY

The first paragraph opens the “frame” to this story. What tone or attitude does the speaker…

In the opening paragraph, the narrator provides a frame for the entire story, reporting that a friend of his asked him to go and visit a man named Simon Wheeler. This Wheeler turns out to be an…

• THE OPEN WINDOW

How are Vera and Mr. Nuttel similar and different in “The Open Window”?

Vera and Mr. Nuttel are similar in that neither of them wants to be there. Nuttel doesn’t know how to make conversation with a teenager and Vera doesn’t want to have to play hostess. She is…

• NIGHT

In Night by Elie Wiesel, why did Elie’s father refuse to sell everything and move to Palestine?

Elie’s father, in Night by Elie Wiesel, was like most people during WWII. He did not believe he and his family would be touched by the Holocaust. Besides, Sighet was his home, and he didn’t want to…

• HOW IT FEELS TO BE COLORED ME

What does Hurston mean when she says she remembers the day she became colored?

In the first sentence of the second paragraph in “How It Feels to Be Colored Me,” Zora Neale Hurston says, “I remember the very day that I became colored.” Afterwards, she goes on to recount her…

• ALL THE YEARS OF HER LIFE

In “All the Years of Her Life” what does the mother’s trembling hand symbolize?

In Morley Callaghan’s short story, “All the Years of Her Life,” Mrs. Higgins’ trembling hand represents all of the trials and tribulations of her life. Although she is able to remain…

• HISTORY

What are three factors that helped the conquerors succeed in the history of the Incan empire?

There are many factors that allowed the Spanish to conquer the Inca Empire. Let us look at three that are emphasized by Jared Diamond in Chapter 3 of his book Guns, Germs, and Steel. First, the…

• HISTORY

Was the Progressive Movement successful?

To determine if the Progressive Movement was successful, I will explain the goals of the movement. The goals of the Progressive Movement were to expose problems that existed in society and to do…

• HISTORY

How did land ownership contribute to the development of democracy?

Land ownership contributed to the development of democracy. In many places, a person could vote only if he owned land. If a person owned land, he could take part in democratic activities. In our…

• HEALTH

What is public health emergency preparedness?

Public health emergency preparedness refers to the precautionary measures the government takes against public health threats. According to the United States Center for Disease Control and…

• LAW AND POLITICS

Why is the Indian Removal Act of 1830 important?

The Indian Removal Act of 1830 is very important. This law required that Native American tribes that were living east of the Mississippi River be relocated to land west of the Mississippi River….

• SOCIAL SCIENCES

What caused the the Salem Witch Trial Hysteria of 1692?

There are many different theories for the Salem Witch Trial hysteria. Some historians believe the girls who began making the witchcraft accusations were lying; they were children who desired…

• HISTORY

How did Hitler’s violation of the Treaty of Versailles help bring Germany out of the Great…

Hitler’s violation of the Versailles Treaty helped bring Germany out of its depression. It is not surprising that Germany turned to an authoritarian leader. The Weimar Republic was unable to…

• SOCIAL SCIENCES

What does Levi Strauss mean by mythical and scientific thought?

The 20th century anthropologist Claude Levi-Strauss is most famous for his influence in structural theory, particularly for his writings on social and religious structures. In The Savage Mind,…

• BEOWULF

Describe the battle between Beowulf and Grendel’s mother.

Beowulf informs Hrothgar that if he should die in battle, the treasure Hrothgar has given him should go to Hygelac, Beowulf’s uncle. Beowulf promises the sword, Hrunting, to Unferth if he should…

• ARTS

What are the various superstitious beliefs related to snakes?

In regards to legends, folk lore, and superstitious beliefs, snakes seem to be a common element. Beliefs about snakes branch across a variety of cultures around the globe. Below are some common…

• ARTS

How does Structuralism relate to Modernism in art?

Structuralism is a theory which applies to a variety of topics, especially linguistics. It involves reconstructing relationships between things instead of studying them in isolation. Modernism, on…

• HISTORY

What was the evolution of the Articles of Confederation?

After the Revolutionary War, a new government had to be established. This government was structured around the Articles of Confederation. There were some issues that had to be resolved. One…

How can I tell a customer you don’t have the product they are asking for? Do I tell them that I…

Providing the best customer service is valuable to retaining customer loyalty even if you cannot offer a requested service or product. Depending on the company’s policy there are several…

• SCIENCE

A wheel barrel is moved 20 meters when 300 J of work are done to it. What is the force applied to…

Work = Force x Displacement The force must be in the direction of the displacement or motion in order to do work. We can calculate the component of force in the direction of displacement using F =…

• SCIENCE

What is a reaction rate?

The reaction rate is nothing but a measure of how fast or slow a reaction proceeds. That is, how quickly do we get the products from a certain reaction. It is given as the rate of change of the…