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Q1779400 Física
O gráfico pressão (P) por volume (V) a seguir representa uma série de transformações termodinâmicas pelas quais passam uma amostra de gás ideal em uma máquina térmica.
Imagem associada para resolução da questão
Assinale entre as alternativas, aquela que indica corretamente uma única mudança no ciclo representado no gráfico que aumentará o rendimento dessa máquina térmica.
Alternativas
Q1779399 Física
A descoberta do elétron e sua interação com campos elétricos e magnéticos, através dos experimentos com a ampola de Crockes, possibilitou a idealização do modelo atômico de
Alternativas
Q1779395 Matemática
Seja ABC um triângulo retângulo em A, tal que Imagem associada para resolução da questão . Se o perímetro do triângulo é 9( 3 + 1) cm, a hipotenusa mede _______ cm.  
Alternativas
Q1779393 Matemática
Se log 2 = 0,3 e log 3 = 0,5, então o valor de log 0,0072/log 5 é
Alternativas
Q1779389 Matemática
Um cilindro circular reto de 5 cm de raio da base e de 10 cm de altura terá toda a sua superfície lateral revestida por uma fita de 0,5 cm de largura, como mostra a figura. Considerando π = 3,14 e que não haverá sobreposição de fita, será necessário uma quantidade mínima de ______ m de fita para realizar a tarefa. Imagem associada para resolução da questão
Alternativas
Q1779388 Matemática
Seja ABC um triângulo tal que  = 60°, conforme a figura. Assim, tem-se que FD = _____.
Imagem associada para resolução da questão
Alternativas
Q1779386 Matemática
A razão entre o perímetro do quadrado circunscrito a uma circunferência de raio 2 cm e o perímetro do quadrado inscrito a essa mesma circunferência é
Alternativas
Q1779374 Inglês
Read the text and answer question.

‘Emily in Paris’ star says he partly understands why critics
panned the ‘cliché’ Netflix show

   Despite being a huge hit for Netflix, critics across the board (particularly French critics) have slammed the show for indulging in outdated and offensive stereotypes that present Parisians as rude, sexist, and elitist.
  The main love interest in Netflix’s controversial comedy “Emily in Paris” said he partly understands why critics have panned the show. “I think they’re right in a way,” Lucas Bravo, who plays chef Gabriel in the show, said during an interview with Cosmopolitan.
   The 32-year-old French actor continued: “At some point, if you want to tell a story about Paris, you have to choose an angle. You have to choose a vision. French critics, they didn’t understand the fact that it’s just one vision. They’re like, ‘Oh, this is not what Paris is.’ Of course. Paris is many things.”
Adapted from https://www.insider.com/emily-in-paris-star-lucas-bravounderstands-netflix-show-criticism-2020-10. 
The word “panned”, in bold in the text, could NOT be replaced by:
Alternativas
Q1779373 Inglês
Read the text and answer question.

‘Emily in Paris’ star says he partly understands why critics
panned the ‘cliché’ Netflix show

   Despite being a huge hit for Netflix, critics across the board (particularly French critics) have slammed the show for indulging in outdated and offensive stereotypes that present Parisians as rude, sexist, and elitist.
  The main love interest in Netflix’s controversial comedy “Emily in Paris” said he partly understands why critics have panned the show. “I think they’re right in a way,” Lucas Bravo, who plays chef Gabriel in the show, said during an interview with Cosmopolitan.
   The 32-year-old French actor continued: “At some point, if you want to tell a story about Paris, you have to choose an angle. You have to choose a vision. French critics, they didn’t understand the fact that it’s just one vision. They’re like, ‘Oh, this is not what Paris is.’ Of course. Paris is many things.”
Adapted from https://www.insider.com/emily-in-paris-star-lucas-bravounderstands-netflix-show-criticism-2020-10. 
In the sentence “At some point, if you want to tell a story about Paris, you have to choose an angle”, the words “have to” could be substituted by:
Alternativas
Q1779372 Inglês
“Why do bees fuss about so much when they fly?”. The singular of this sentence is:
Alternativas
Q1779371 Inglês
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Insomnia

   Insomnia is the most common of all sleep complaints. Almost everyone has occasional sleepless nights, perhaps due to stress, heartburn or drinking too much caffeine or alcohol. Insomnia is a lack of sleep that occurs on a regular or frequent basis, often for no apparent reason.
   How much sleep is enough varies. Although 7 1/2 hours of sleep is about average, some people do fine on 4 or 5 hours of sleep. Other people need 9 or 10 hours a night.
  Inability to get a good night’s sleep can affect not only your energy level and mood but your health as well because sleep helps bolster your immune system. Fatigue, at any age, leads to diminished mental alertness and concentration. Lack of sleep is linked to accidents both on the road and on the job.
  About one out of three people have insomnia sometime in their life. Sleeplessness may be temporary or chronic. You don’t necessarily have to live with sleepless nights. Some simple changes in your daily routine and habits may result in better sleep.
htttp://www.mayoclinic.com. 
According to the text, we can NOT infer that:
Alternativas
Q1779370 Inglês
Read the text and answer question.

Insomnia

   Insomnia is the most common of all sleep complaints. Almost everyone has occasional sleepless nights, perhaps due to stress, heartburn or drinking too much caffeine or alcohol. Insomnia is a lack of sleep that occurs on a regular or frequent basis, often for no apparent reason.
   How much sleep is enough varies. Although 7 1/2 hours of sleep is about average, some people do fine on 4 or 5 hours of sleep. Other people need 9 or 10 hours a night.
  Inability to get a good night’s sleep can affect not only your energy level and mood but your health as well because sleep helps bolster your immune system. Fatigue, at any age, leads to diminished mental alertness and concentration. Lack of sleep is linked to accidents both on the road and on the job.
  About one out of three people have insomnia sometime in their life. Sleeplessness may be temporary or chronic. You don’t necessarily have to live with sleepless nights. Some simple changes in your daily routine and habits may result in better sleep.
htttp://www.mayoclinic.com. 
The text contains information on:
Alternativas
Q1779369 Inglês
Read the text and answer question.

Metal airplane part seems to fall from plane into Arizona
family’s backyard

   An Arizona couple discovered what appeared to be a metal plate from an airplane in their backyard last week. Charlie and Jaclyn High of Phoenix found the white metal piece, which had fallen in their backyard, on Friday, CBS5 reported.
   “I kind of looked around to see if there was anything else, like another piece, or something else other than that, with writing on it. It looks like it’s from an airplane, and you think, oh man, that’s crazy,” Jaclyn told the outlet. According to images shared with CBS5, the metal piece seems to be part of the airplane lavatory.
Adapted from https://www.foxnews.com/travel/arizona-metal-piece-airplanebackyard. 
In the sentence “Either mom’s cooking dinner or somebody got sick at home.”, the expression either...or gives an idea of:
Alternativas
Q1779368 Inglês
Read the text and answer question.

Metal airplane part seems to fall from plane into Arizona
family’s backyard

   An Arizona couple discovered what appeared to be a metal plate from an airplane in their backyard last week. Charlie and Jaclyn High of Phoenix found the white metal piece, which had fallen in their backyard, on Friday, CBS5 reported.
   “I kind of looked around to see if there was anything else, like another piece, or something else other than that, with writing on it. It looks like it’s from an airplane, and you think, oh man, that’s crazy,” Jaclyn told the outlet. According to images shared with CBS5, the metal piece seems to be part of the airplane lavatory.
Adapted from https://www.foxnews.com/travel/arizona-metal-piece-airplanebackyard. 
The sentence “Charlie and Jaclyn High of Phoenix found the white metal piece, which had fallen in their backyard, on Friday, CBS5 reported.”, contains verbs in the following tenses, in this order:
Alternativas
Q1779367 Inglês
Read the text and answer question.

Metal airplane part seems to fall from plane into Arizona
family’s backyard

   An Arizona couple discovered what appeared to be a metal plate from an airplane in their backyard last week. Charlie and Jaclyn High of Phoenix found the white metal piece, which had fallen in their backyard, on Friday, CBS5 reported.
   “I kind of looked around to see if there was anything else, like another piece, or something else other than that, with writing on it. It looks like it’s from an airplane, and you think, oh man, that’s crazy,” Jaclyn told the outlet. According to images shared with CBS5, the metal piece seems to be part of the airplane lavatory.
Adapted from https://www.foxnews.com/travel/arizona-metal-piece-airplanebackyard. 
In the sentence “Charlie and Jaclyn High of Phoenix found the white metal piece, which had fallen in their backyard, on Friday, CBS5 reported.”, in bold in the text, choose the alternative that contains a verb connected to the action that happened first.
Alternativas
Q1779366 Inglês
The sentence that is not correct is:
Alternativas
Q1779365 Inglês
Read the text and answer question.

The lion and the four bulls
Clarke, M.

  A lion used to walk about a field in which four bulls lived. Many times he tried to attack them, but whenever he came near, they turned their tails toward one another so that whichever way the lion tried to attack, he would have to face the horns of one of them.
   At last, however, the bulls started arguing with each other, and each went off to a different part of the field by himself. Then the lion attacked them one by one and soon had killed all four.
Ann Arbor: The University of Michigan Press, 1996.p.138
The messsage of the text can be summarized as:
Alternativas
Q1779364 Inglês
Read the text and answer question.

The lion and the four bulls
Clarke, M.

  A lion used to walk about a field in which four bulls lived. Many times he tried to attack them, but whenever he came near, they turned their tails toward one another so that whichever way the lion tried to attack, he would have to face the horns of one of them.
   At last, however, the bulls started arguing with each other, and each went off to a different part of the field by himself. Then the lion attacked them one by one and soon had killed all four.
Ann Arbor: The University of Michigan Press, 1996.p.138
In the fragment “At last, however, the bulls...”, the word however means the same as:
Alternativas
Q1779363 Inglês
Read the text and answer question.

Ieoh Ming Pei

   Born in 1917, Ieoh Ming Pei grew up in Canton, China. When he was seventeen, he went to the United States to learn about building. As it turned out, Pei became one of the most famous architects of the twentieth century.
  Pei is famous for his strong geometric forms. One of his most controversial projects was his glass pyramid at the Louvre in Paris. The old museum had a lot of problems, but no one wanted to destroy it. Pei had to __________ a solution. Many Parisians were shocked with his proposal for a 71-foot-high glass pyramid. It __________ anyway, blending with the environment. Today many people say that it is a good example of the principles of feng shui.
From the book Grammar Express Marjorie Fuchs and Margaret Bonner
Read this article about the architect Ieoh Ming Pei. Choose the best alternative to complete the text subsequently.
Alternativas
Q1779362 Inglês
Read the text and answer question.

Memories
Maroon 5
Chorus:
Here’s to the ones that we got
Cheers to the wish you were here, but you’re not
‘Cause the drinks bring back all the memories
Of everything we’ve been through
Toast to the ones here today
Toast to the ones that we lost on the way
‘Cause the drinks bring back all the memories
And the memories bring back, memories bring back you
There’s a time that I remember, when I did not know no pain
When I believed in forever, and everything would stay the same
Now my heart feel like December when somebody say your name
‘Cause I can’t reach out to call you, but I know I will one day, yeah
Everybody hurts sometimes
Everybody hurts someday,
But everything gon’ be alright
Go and raise a glass and say,
Chorus
There’s a time that I remember when I never felt so lost
When I felt all of the hatred was too powerful to stop (ooh, yeah)
Now my heart feel like an ember and it’s lighting up the dark
I’ll carry these torches for ya that you know I’ll never drop, yeah
Everybody hurts sometimes
Everybody hurts someday,
But everything gon’ be alright
Go and raise a glass and say,
Chorus
www.lyricfind.com.
Choose the alternative that shows an excerpt from the song that is not grammatically correct:
Alternativas
Respostas
1881: D
1882: B
1883: D
1884: A
1885: B
1886: A
1887: D
1888: D
1889: B
1890: C
1891: D
1892: B
1893: C
1894: A
1895: C
1896: A
1897: C
1898: A
1899: D
1900: A