explain in words why formula (a) holds course hero

What is Course Hero and how it works?

Sep 27, 2018 · 12. Look up the word “Energy” Then return here and Explain where energy comes from, how old it is, and how it got to be in a material form on Earth. Energy comes from the in the universe, it is all around us. It was once thought that once we use up the energy it is gone called the, Phlogistonic Energy Theory.With this the theory engineers were developing engines, when …

What is the account number for the Course Hero Program?

the federal government is considering the following three fiscal policy options in response to a current economic recession: (a) a one-time cash payment of $2000 to all residents aged 65 and over (b) the government purchases an ipad for all school children (c) the government funds the construction of a new public library in every local government …

Can I get a free Course Hero document after uploading 5 documents?

The average time required for pending authorizations to be reversed back to the original credit card account is 3–5 business days. This can vary depending on your bank or credit card company. Unfor...

What is Coursera CourseHero?

enter a formula in cell B19 to display the value of cell B15 (total expenses in January) Type =B15 and press enter In cell B20, enter a formula to calculate the cash balance for the month: the cash available at the beginning of the month (cell B17) + income for the month (cell B18) - expenses for the month (cell B19). =B17+B18-B19

Can you get a course hero document on the spot?

The answer is NO! After uploading 5 documents, you will not get access to the free Course hero document on the spot. The document you will upload must get 5 unlocks or 5 thumbs rating. Once you get this rating or unlocks, then you can get one course hero unlock. Otherwise, you may not get access.

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What is a hero?

What really IS a hero or heroine? A hero is what we make of them, although some are undeserving of this title. We make a hero. You, me, society; we all make heroes. We give them this title. Heroes are role models, and role models, in my eyes, should possess three very significant qualities.

What does Joseph Campbell mean by "hero"?

Well Joseph Campbell has a pretty good outline of what he thinks should define a hero. A hero is a person who in some way breaks the molds of a normal human being. Their wisdom, courage, and durability ect. exceeds beyond. Read More.

Why was Gandhi admired?

Gandhi had been admired for his bravery (when he was thrown in jail a few times), his confidence (he never showed any sign of weakness) and perseverance (he had never gave up). Heroes are not always people who lead marches or do things for their country.

What is a hero essay?

What is a Hero? Essay. What is a Hero? There are many types of heroes (such as the ones in comic books, myths, movies, or even just everyday life heroes) but all of them have perseverance when they’re going through a conflict. Heroes are role models and they’re people that we look up too.

Why are firefighters heroes?

For example policemen, firefighters, nurses, lifeguards etc. are heroes everyday because they take the time to save lives. When they’re going through a challenge or trying to overcome a conflict they always have courage. These people risk their own life to save someone else’s.

Do heroes wear capes?

However, heroes are not always wearing capes. They can simply be an Indian man that changed his mindset into something more inspirational. There is one thing that Superman and a policeman have in common. They are both heroes. No matter how different the fields are, they are brave, helpful, and hardworking.

What is an antihero?

Antihero: An antihero is a protagonist who lacks many of the conventional qualities associated with heroes, such as courage, honesty, and integrity, but still has the audience's sympathy. An antihero may do the right thing for the wrong reason.

What is a tragic hero?

Here’s a quick and simple definition: A tragic hero is a type of character in a tragedy, and is usually the protagonist. Tragic heroes typically have heroic traits that earn them the sympathy of the audience, but also have flaws or make mistakes that ultimately lead to their own downfall. In Shakespeare's Romeo and Juliet, Romeo is a tragic hero. ...

Why does Macbeth murder his king?

Macbeth: In Shakespeare's Macbeth, the main character Macbeth allows his (and his wife's) ambition to push him to murder his king in order to fulfill a prophecy and become king himself . Macbeth commits his murder early in the play, and from then on his actions become bloodier and bloodier, and he becomes more a villain than a hero. Nonetheless, he ends in death, with his wife also dead, and fully realizing the emptiness of his life. Macbeth is a tragic hero, but the play is interesting in that his fatal flaw or mistake occurs relatively early in the play, and the rest of the play shows his decline into tragedy even as he initially seems to get what he seeks (the throne).

Where did the tragic hero originate?

The tragic hero originated in ancient Greek theater , and can still be seen in contemporary tragedies. Even though the definition has expanded since Aristotle first defined the archetype, the tragic hero's defining characteristics have remained—for example, eliciting sympathy from the audience, and bringing about their own downfall.

Who is the hero in Death of a Salesman?

Willy Loman as Tragic Hero in Death of a Salesman. Arthur Miller wrote his play Death of a Salesman with the intent of creating a tragedy about a man who was not a noble or powerful man, but rather a regular working person, a salesman. The protagonist of Death of a Salesman, Willy Loman, desperately tries to provide for his family ...

What does Aristotle mean by tragic hero?

It also meant that the character should be both capable and powerful (i.e. "heroic"), and also feel responsible to the rules of honor and morality that guided Greek culture. These traits make the hero attractive and ...

Who is the hero in The Great Gatsby?

Jay Gatsby as Tragic Hero in The Great Gatsby. The protagonist of F. Scott Fitzgerald's The Great Gatsby, is Jay Gatsby, a young and mysterious millionaire who longs to reunite with a woman whom he loved when he was a young man before leaving to fight in World War I.

What is the co-efficient of friction?

The co-efficient that you would choose depends on the object and the specific situation. If the object isn’t moving across the surface, you use the coefficient of static friction, but if the object under consideration is moving you use the coefficient of sliding friction .

What is the force that obstructs the flow of fluid?

Fluid Friction. Fluid Friction is the force that obstructs the flow of fluid. It is a situation where the fluid provides resistance between the two surfaces. If both the surfaces offer high resistance then it is known as high viscous and, generally, we call them greasy.

What are some examples of fluid friction?

Examples of Fluid Friction 1 To avoid creaking sounds from doors, we lubricate the door hinges which leads to the smooth functioning of door hinges. 2 When you drop the ball in a full bucket of water, water splashes out of the bucket and is all because of buoyancy of fluid.

What is the mechanical advantage of a machine?

The mechanical advantage of a machine is reduced by friction, or in other words, the ratio of output to input is reduced because of friction. An automobile uses one-quarter of its energy on limiting the friction. Yet, it is also friction in the tires that allows the car to stay on the road and friction in the clutch that makes it possible to drive.

How does the angle of an object affect the amount of frictional force?

If an object is placed flat against an object, then the frictional force will be equal to the weight of the object. If an object is pushed against the surface, then the frictional force will be increased and becomes more than the weight of the object.

What is frictional force?

Frictional force refers to the force generated by two surfaces that contacts and slide against each other. A few factors affecting the frictional force: These forces are mainly affected by the surface texture and amount of force impelling them together. The angle and position of the object affect the amount of frictional force. ...

What is dry friction?

Dry friction describes the reaction between two solid bodies in contact when they are in motion (kinetic friction) and when they are not (static friction). Both static and kinetic friction is proportional to the normal force exerted between the solid bodies.