How The Bruh Moment Changed History English Essay

1542 words - 7 pages

Exam Choice
2009 Physics Preliminary Examination. Marking Guidelines and model Answers.
Part A Multiple Choice
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Part B
16 a.
Marking Criteria Marks
Sufficient apparatus sketched and labelled so that investigation could be performed properly 2
Some appropriate parts of the investigation sketched and/or labelled 1
e.g. (note that question only asks for the sketch of apparatus)
nodes where open-ended glass tube speaker signal
particles settle with fine sand/powder generator
which collects at the nodes
16 b.
Marking Criteria Marks
Complete relationship described 2
Relationship described in a simplistic manner 1
The frequency is inversely proportional to the wavelength OR the product of the frequency and wavelength is constant.
Marking Criteria Marks
 Full description given with similarity to fibre optic described fully;
 useful diagram included and referred to
Method of conveying sound in pipe described 2
Method of conveying sound in pipe identified 1
The sound waves reflect off the walls of the pipe and continue to travel down the pipe, “trapped”. Light undergoes total internal reflection in
an optical fibre in a similar fashion – “trapped” in the fibre.
18 a.
Marking Criteria Marks
Both a carrier wave and AM modulation correctly depicted 2
Either a carrier wave OR a form of modulation is depicted 1
Radio waves have a much higher frequency than human hearing so cannot be converted directly into sound for the communication of voice
or music. By superposing the actual communication signal onto the carrier wave, the message etc can be decoded back into sound that
humans can hear by the radio receiver, thus enabking long distance transmission and reception of communication.
Marking Criteria Marks
Correct equations used to find correct values and an average taken correctly to 2dp 4
Correct refractive indices found for three instances 3
Correct refractive index calculated for one instance 2
Snell’s law identified to attempt to find refractive index OR an average of incorrect values attempted 1
sin 45

sin 45

sin 23

 1.2247 1.2645 1.2797 3
. . n=1.26
i e
   

20 a.
Marking Criteria Marks
Correct answer with correct number of significant figures 2
Correct equation used with subsequent incorrect substitution but answered with correct number of sig
figs OR correct answer with incorrect number of significant figures
3 -1 -1
1.5 10 N
5.0 10 C
3.0 10 N C (or V m )

 
20 b.
Marking Criteria Marks
Complete answer provided to find mass 2
An aspect identified, e.g. acceleration measured 1
Observation and measurement of the particle’s acceleration, then use m=F/a to find the mass of the particle.
21 a.
Marking Criteria Marks
Two reasons identified 2
One reason identified 1
e.g. To allow wires of appropriate...

Other Essays On How the Bruh Moment changed History - English - Essay

How Baseball Has changed over the years - Lackawanna College - Essay

1522 words - 7 pages salary cut (Hoch, 2014.) This event made it relevant to other pitchers to play by the rules as the suspensions’ news blew up all around the world of MLB. The fielding is one that thing that evolved majorly in the game of baseball. The evolution of fielding is one of the only parts of baseball that wasn’t always in its history. What makes it the most significant is how the gloves of the fielders changed over time. Originally, during the time of the

SHOULD THE DATE OF AUSTRALIA DAY BE CHANGED - Sale college- ADV English 10 - Argumentative Essay

871 words - 4 pages result, it has been called to be a day of mourning and protest and not a day of celebration. With this knowledge and deeper understanding of the history, Australia Day should be changed because it is celebratory for one group and painful for another, the indigenous people, as it is a reminder of what has happened. It reinforces the divides and the differences between people instead of bringing them together based on something both groups can be proud

How the inflow and outflow of FDI in China changed their economy - Global economy - Essay

2150 words - 9 pages growth that could hinder China’s aim to increase the percentage of population who through globalisation now live in urban areas, as the current percentage of China’s population who still live in rural areas is 46.8% (China, 2012). 1949 proved to be a very important year in China’s political history, as the civil war broke out the emergence of the Peoples Republic of China was introduced. China was now politically stable and was no longer under the

How the War on Terror changed modern day United States - Federal Government - Essay

1159 words - 5 pages Blankenship 1 Shelbie Blankenship Professor Goral Federal Government 2305A52 24 April 2019 Federal Government Essay On October 7, 2001, the United States entered its longest lasting war, which continues to this day, just a month after the terrorist attacks of September 11, 2001. The attacks of 9/11 triggered major United States initiatives to combat terrorism and defined the presidency of George W. Bush. For the duration of the attack, 19

E-life of Readers. How the readers life changed with E-books - ESL - Essay

492 words - 2 pages E-life of Readers Do you like reading? Do you know how much changed the life of readers after the invention of e-books? It is one of the best inventions of the modern world, because it changed the possibility of reading, which mean reading has become easier, because the readers now have unlimited books available online, and they can read anytime and anywhere because their books are with them on their phones and iPads, and they save a lot of

Music as Influence: How has society been shaped by musical genres throughout history? - english - essay

1145 words - 5 pages and see if they correlate. I also wanted to reflect on the section in my poster featuring responses to the question: “what impact does music have on society”. There wasn’t one participant who had anything negative to say about music, which helped me to realize just how important it has and will always be. Keywords Music; Sociology; Musical Genres; Influence; History Abstract Musical genres have been an integral part in all societies, ancient and

How distance learning changed my life - Pitt CC - Essay

1161 words - 5 pages 1 Christopher Pace English 111-048 Reflection Essay October 15, 2013 How Participating in Online Classes Has Changed Me These online courses have helped me overcome my fear of technology. I was unsure of myself at first, but I quickly became used to using e-mail, bulletin boards, and chat rooms. I have learned how to do Internet research. I had never used the Internet for research before. I had always gone to the library and looked everything up

How is the holocaust relevant today - History - essay

873 words - 4 pages [Type text] [Type text] [Type text] Michael Calderisi History - Year 10 Norwood Morialta How is the Holocaust still relevant today? The Holocaust is one of the most terrible events in human history. It occurred during World War II when Hitler was leader of Germany. The Nazis murdered Six million Jewish people. Millions of other populations that Hitler didn't like were killed as well. This included homosexual, Catholic, handicapped and much more

How Did This Happen- Essay on the Nazi Party - English - Essay

1220 words - 5 pages by the time all the killings were happening the Nazi party gained a lot of power which invoked fear into the other countries who could try and stop it. In order to prevent something like this happening again people need to know what actually happened so that way we can try and keep history from repeating itself. In conclusion, the mistakes from the past should not reflect how we act in the present or in the future. In order to prevent the world

How Betrayal Affected Julius Caeser - English - essay

790 words - 4 pages “How Betrayal Affected Julius Caesar” According to ​Merriam Webster’s Dictionary​, the definition of betrayal is “to fail or desert especially in time of need.” In ​Julius Caesar​, by William Shakespeare you can see that this undermining word of honor is intertwined and displayed by the thoughts and actions of multiple characters including Brutus, Antony, and Cassius. One of the most important displayals of betrayal takes place when Brutus

Twilight Analysis exploring how the gothic 'other' is conveyed throughout the film - Extension 1 English - Essay

1634 words - 7 pages Ext English Ass. 2 Twilight The 2008 film Twilight is based on the book with the same title by Stephanie Meyer, published in 2007. The Twilight book series saw the early beginnings of the reimagination of the classic vampire to one of charm and suaveness. The original text was written in the 2000s which saw the popularisation of many young adult (YA) fiction novels. These stories feature coming-of-age themes and allow young audiences to relate

Similar Papers

How The Constitution Changed America College Us History Essay

597 words - 3 pages When the Constitution of the United States was written in 1787 it changed the lives of many.  The constitution is such a famous piece of writing for many reasons. It is well known not just because it established a democratic government but, more of how it consistent it is with modern society. When the constitution was written the founding fathers made it in such a way that it would be able to relate to society as it modernized. As this new

China Gender How The Roles Have Changed University Essay Essay

4342 words - 18 pages businesses in China are not willing to pay the extra costs of hiring a female which come with paternity leave. This has lead to a rise in propaganda that a women’s place is at home and to solely be a mother. This couple with strict migration laws has led many women seeking employment so be deemed as ‘second-class’ citizens. This revival of traditional gender norms within China, will be evaluated within this essay to show how it has contributed to a high

How Losing My Virginity Changed Me Georgia Military College English Comp 101 Essay

908 words - 4 pages Henderson 3 Kali Henderson R. Raniere English Comp 101 23 October 2017 Losing My Virginity and How It Changed Me Growing up as a Christian, I am held to higher standards by myself, my parents, and God. I am not supposed to condone certain activities, such as smoking, drinking, and indulging in sexual activities. My family actively participates in church. My father is a minister and my mother is an usher. My brother works with the audiovisual

How Macbeth Changed Through The Story Literature Essay

783 words - 4 pages Macbeth essay In Williams Shakespeare's play Macbeth, Macbeth is portrayed as a courageous figure. He showed his courage while fighting against MacDonwald and Norway as well as in his final battle where Macbeth remains brave even when he realizes that he lost. However, Macbeth's personality vastly changed through the plot of the play. Macbeth lost a feeling of guilt and became confident in the actions that he did. Throughout the act of the play