Questões Militares
Comentadas para afa
Foram encontradas 410 questões
Resolva questões gratuitamente!
Junte-se a mais de 4 milhões de concurseiros!
Uma partícula de massa m e carga elétrica +q é lançada
obliquamente com velocidade 
numa região R onde
existe um campo elétrico uniforme 
, vertical, conforme
ilustrado na figura abaixo.
Devido à ação deste campo elétrico 
e do gravitacional 
,
enquanto a partícula estiver nessa região R, sua aceleração
vetorial
Um objeto luminoso é colocado em frente ao orifício de uma câmara escura como mostra a figura abaixo.
Do lado oposto ao orifício é colocado um espelho plano com
sua face espelhada voltada para o anteparo translúcido da
câmara e paralela a este, de forma que um observador em A
possa visualizar a imagem do objeto estabelecida no
anteparo pelo espelho. Nessas condições, a configuração
que melhor representa a imagem vista pelo observador
através do espelho é
O diagrama abaixo representa um ciclo realizado por um sistema termodinâmico constituído por n mols de um gás ideal.
Sabendo-se que em cada segundo o sistema realiza 40
ciclos iguais a este, é correto afirmar que a(o)
Considere que dois vetores 
fazem entre si um ângulo
de 60°, quando têm suas origens sobre um ponto em
comum. Além disso, considere também, que o módulo de 
é duas vezes maior que o de 
, ou seja, B = 2A. Sendo o
vetor soma 
e o vetor diferença 
, a
razão entre os módulos S/D vale
Did you know?
... some interesting facts about African Wildlife
Four of the five fastest land animals live in Africa – the cheetah (70mph), wildebeest, lion and Thomson’s gazelle (all about 50 mph).
Butterfly
Having a wingspan of only 1/2”, the smallest butterfly in the world is found in South Africa. It is known as the Dwarf Blue Butterfly.
Chameleons
Madagascar is the home of the world’s _________ as well as the _______ chameleons!
Elephants
The African elephant is the largest living land mammal.
An elephant can weigh up to 6-7 tons and has no natural enemies for he is not a predator and there is no other animal large enough to challenge him.
Did you know elephants drink up to 160 liters of water per day?
An African elephant possesses such “manual” dexterity in his/her trunk tip that he/she can actually turn the pages of a book with it.
Fish
The only place are found is in Lake Tanganyika.
Giraffes
Did you know that the tongue of a giraffe can be ______________ 45 cm? Giraffes are 6 ft tall when they are born.
Penguins
South Africa has a penguin colony, which thrives thanks to the cold Antarctic currents on the west coast near the Cape.
Adapted from Google/ The African Guide
GLOSSARY:
Dexterity – the ability to perform a difficult action quickly with the hands.
Trunk – an elephant’s nose.
Did you know?
... some interesting facts about African Wildlife
Four of the five fastest land animals live in Africa – the cheetah (70mph), wildebeest, lion and Thomson’s gazelle (all about 50 mph).
Butterfly
Having a wingspan of only 1/2”, the smallest butterfly in the world is found in South Africa. It is known as the Dwarf Blue Butterfly.
Chameleons
Madagascar is the home of the world’s _________ as well as the _______ chameleons!
Elephants
The African elephant is the largest living land mammal.
An elephant can weigh up to 6-7 tons and has no natural enemies for he is not a predator and there is no other animal large enough to challenge him.
Did you know elephants drink up to 160 liters of water per day?
An African elephant possesses such “manual” dexterity in his/her trunk tip that he/she can actually turn the pages of a book with it.
Fish
The only place are found is in Lake Tanganyika.
Giraffes
Did you know that the tongue of a giraffe can be ______________ 45 cm? Giraffes are 6 ft tall when they are born.
Penguins
South Africa has a penguin colony, which thrives thanks to the cold Antarctic currents on the west coast near the Cape.
Adapted from Google/ The African Guide
GLOSSARY:
Dexterity – the ability to perform a difficult action quickly with the hands.
Trunk – an elephant’s nose.
Did you know?
... some interesting facts about African Wildlife
Four of the five fastest land animals live in Africa – the cheetah (70mph), wildebeest, lion and Thomson’s gazelle (all about 50 mph).
Butterfly
Having a wingspan of only 1/2”, the smallest butterfly in the world is found in South Africa. It is known as the Dwarf Blue Butterfly.
Chameleons
Madagascar is the home of the world’s _________ as well as the _______ chameleons!
Elephants
The African elephant is the largest living land mammal.
An elephant can weigh up to 6-7 tons and has no natural enemies for he is not a predator and there is no other animal large enough to challenge him.
Did you know elephants drink up to 160 liters of water per day?
An African elephant possesses such “manual” dexterity in his/her trunk tip that he/she can actually turn the pages of a book with it.
Fish
The only place are found is in Lake Tanganyika.
Giraffes
Did you know that the tongue of a giraffe can be ______________ 45 cm? Giraffes are 6 ft tall when they are born.
Penguins
South Africa has a penguin colony, which thrives thanks to the cold Antarctic currents on the west coast near the Cape.
Adapted from Google/ The African Guide
GLOSSARY:
Dexterity – the ability to perform a difficult action quickly with the hands.
Trunk – an elephant’s nose.
The statement below shows another information about African wildlife. Read it and then choose the alternative to complete the gap.
Fish
The only place _______ are found is in Lake Tanganyika.
Religion ________ central to people's lives in Africa. Although the majority of Africans are now Muslim or Christian, traditional religions have endured and still play a big role. Religion runs like a thread through daily life, marked by prayers of gratitude in times of plenty and prayers of supplication in times of need. Religion confirms identity on the individual and the group.
http://www.bbc.co.uk/worldservice/africa/features/storyofafrica
GLOSSARY:
Endure – to continue to exist for a long time
Thread – one part connecting with another
Religion ________ central to people's lives in Africa. Although the majority of Africans are now Muslim or Christian, traditional religions have endured and still play a big role. Religion runs like a thread through daily life, marked by prayers of gratitude in times of plenty and prayers of supplication in times of need. Religion confirms identity on the individual and the group.
http://www.bbc.co.uk/worldservice/africa/features/storyofafrica
GLOSSARY:
Endure – to continue to exist for a long time
Thread – one part connecting with another
Mark the correct option to complete the passage.
The last sentence of the paragraph means that identity on the individual and the group _______ by religion.
Religion ________ central to people's lives in Africa. Although the majority of Africans are now Muslim or Christian, traditional religions have endured and still play a big role. Religion runs like a thread through daily life, marked by prayers of gratitude in times of plenty and prayers of supplication in times of need. Religion confirms identity on the individual and the group.
http://www.bbc.co.uk/worldservice/africa/features/storyofafrica
GLOSSARY:
Endure – to continue to exist for a long time
Thread – one part connecting with another
Religion ________ central to people's lives in Africa. Although the majority of Africans are now Muslim or Christian, traditional religions have endured and still play a big role. Religion runs like a thread through daily life, marked by prayers of gratitude in times of plenty and prayers of supplication in times of need. Religion confirms identity on the individual and the group.
http://www.bbc.co.uk/worldservice/africa/features/storyofafrica
GLOSSARY:
Endure – to continue to exist for a long time
Thread – one part connecting with another
South Africa has the second-highest number of HIV/Aids patients in the world. Around one in seven of its citizens is infected with HIV. Free anti-retroviral drugs are available under a state-funded scheme.
http://news.bbc.co.uk/2/hi/africa/country_profiles/1071886.stm
South Africa has the second-highest number of HIV/Aids patients in the world. Around one in seven of its citizens is infected with HIV. Free anti-retroviral drugs are available under a state-funded scheme.
http://news.bbc.co.uk/2/hi/africa/country_profiles/1071886.stm
Many South Africans remain poor and unemployment is high − a factor blamed for a wave of violent attacks against migrant workers from other African countries in 2008 and protests by township residents over poor living conditions during the summer of 2009.
Land redistribution is a crucial problem that continues existing. Most farmland is still white-owned. ________ land acquisition on a "willing buyer, willing seller" basis, officials have signaled that large-scale expropriations are on the cards. The government aims to transfer 30% of farmland to black South Africans by 2014.
http://news.bbc.co.uk/2/hi/africa/country_profiles/1071886.stm
Mark the correct question to the answer below.
“The government aims to transfer 30% of farmland to black South Africans by 2014.”
Many South Africans remain poor and unemployment is high − a factor blamed for a wave of violent attacks against migrant workers from other African countries in 2008 and protests by township residents over poor living conditions during the summer of 2009.
Land redistribution is a crucial problem that continues existing. Most farmland is still white-owned. ________ land acquisition on a "willing buyer, willing seller" basis, officials have signaled that large-scale expropriations are on the cards. The government aims to transfer 30% of farmland to black South Africans by 2014.
http://news.bbc.co.uk/2/hi/africa/country_profiles/1071886.stm
Many South Africans remain poor and unemployment is high − a factor blamed for a wave of violent attacks against migrant workers from other African countries in 2008 and protests by township residents over poor living conditions during the summer of 2009.
Land redistribution is a crucial problem that continues existing. Most farmland is still white-owned. ________ land acquisition on a "willing buyer, willing seller" basis, officials have signaled that large-scale expropriations are on the cards. The government aims to transfer 30% of farmland to black South Africans by 2014.
http://news.bbc.co.uk/2/hi/africa/country_profiles/1071886.stm
Conheça nossos planos