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«ПРАКТИЧНИЙ КУРС ІНОЗЕМНОЇ МОВИ ПРОФЕСІЙНОГО СПРЯМУВАННЯ (АНГЛІЙСЬКА). ЧАСТИНА 2» НАВЧАЛЬНО-НАУКОВОГО ІНСТИТУТУ АТОМНОЇ ТА ТЕПЛОВОЇ ЕНЕРГЕТИКИ - ІАТЕ

Шукаєте відповіді та рішення тестів для «ПРАКТИЧНИЙ КУРС ІНОЗЕМНОЇ МОВИ ПРОФЕСІЙНОГО СПРЯМУВАННЯ (АНГЛІЙСЬКА). ЧАСТИНА 2» НАВЧАЛЬНО-НАУКОВОГО ІНСТИТУТУ АТОМНОЇ ТА ТЕПЛОВОЇ ЕНЕРГЕТИКИ - ІАТЕ? Перегляньте нашу велику колекцію перевірених відповідей для «ПРАКТИЧНИЙ КУРС ІНОЗЕМНОЇ МОВИ ПРОФЕСІЙНОГО СПРЯМУВАННЯ (АНГЛІЙСЬКА). ЧАСТИНА 2» НАВЧАЛЬНО-НАУКОВОГО ІНСТИТУТУ АТОМНОЇ ТА ТЕПЛОВОЇ ЕНЕРГЕТИКИ - ІАТЕ в online-learning.lkon.net.

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TASK 2.4. GOOGLE MAPS NOW LETS YOU FIND FRESH AIR – MATCH THE WORDS WITH THE DEFINITIONS.

GOOGLE MAPS NOW LETS YOU FIND FRESH AIR

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Nick: , the answer is yes. Growing up, I most definitely posted mean things online. Sometimes about complete strangers, sometimes about people I went to school with, and then other times, even about my friends!

De'Graft: I've  sent messages whereby, maybe an hour later, I've thought, hmm, should I have said that? And there are definitely things that I have said since then, which maybe years later I thought, hmm, I'm not, I'm not really   that.

Katie: I commented, 'This is the worst art, you're very rubbish', just being really mean. Not necessary, not needed.

Nick: Normally it was like an , or something that happened at school, or, you know, something that we'd been talking about.

Katie: The person commented back, saying that I'd really hurt their feelings. I started crying because I felt so for saying such mean things.

De'Graft: If you ever post anything online that you do feel worried about, please make sure you talk to a trusted adult or maybe you might even want to talk to your friend.

Nick: It's all about how you deal with those things . You know, apologise to the person that you may have upset.

Katie: Don't comment mean things that you wouldn't say to someone in person.

Nick: If it's somebody that you know, let them understand why you did it. If it was a joke, you know, it's not an excuse but at least you're offering some kind of explanation.

De'Graft: Online life can be filled with loads of different surprises, but, remember, should anything   , you can talk to an adult you trust or you can check out tips and advice from Own It.

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TASK 2.1. DID YOU EVER POST MEAN THINGS ONLINE? – MATCH THE WORDS WITH THE DEFINITIONS.

DID YOU EVER POST MEAN THINGS ONLINE?

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TASK 1.3. NASA TO WORK WITH MILITARY AGENCY ON NUCLEAR ROCKET TEST FLIGHT. - FILL IN THE GAPS

 

NASA TO WORK WITH MILITARY AGENCY ON NUCLEAR ROCKET TEST FLIGHT

The American space agency NASA is teaming up with a military research agency to develop a nuclear rocket designed to fly astronauts to Mars.

NASA recently  it would partner with the U.S. Defense Department’s Defense Advanced Research Projects Agency (DARPA) on the effort. As the military’s research and development group, DARPA has historically helped lead many notable inventions, including the beginnings of the internet.

NASA Administrator Bill Nelson said the first nuclear-powered rocket test flight could be launched as soon as 2027.

The  technology is called nuclear thermal propulsion. A rocket powered with this technology can travel much faster than with traditional chemical propulsion systems.

NASA has long studied nuclear thermal propulsion for possible use for space travel. But its last engine tests using the technology took place more than 50 years ago. The government ended the  program for budget reasons and because of tensions linked to the Cold War.

NASA has said with nuclear thermal propulsion, a trip to Mars could be completed in three to four months. This compares to about seven months with chemical propulsion. nuclear-powered rockets would permit more crewed trips and improve the safety of astronauts, the space agency says. Shorter trips would also require less equipment and other supplies.

travel times will be an important part of NASA’s future plans. It expects to increase the number of crewed flights as it seeks to send humans back to the moon by the mid-2020s and later to Mars.

Nelson said in a statement, "With the help of this new technology, astronauts could journey to and from deep space faster than ever - a major capability to prepare for crewed missions to Mars."

Nuclear thermal propulsion engines operate at a far higher energy density and are twice as as rocket engines, officials say.

The U.S. Department of Energy describes on its website how a nuclear thermal system works. It needs a radioactive material like uranium and another element, such as hydrogen, in liquid form. This forms a propellant that is forced through the central part of a nuclear reactor. This causes uranium atoms to break apart inside the reactor and release heat. The heat turns the propellant into gas, which expands through an opening to produce thrust.

This kind of energy , called fission, is necessary to create the extremely high temperatures needed to push heavy spacecraft during far trips.

DARPA and the U.S. Department of Energy have already been jointly developing a nuclear thermal propulsion system to be used during a test flight. In 2021, DARPA awarded money to contractors General Atomics, Lockheed Martin and Blue Origin to study designs of nuclear reactors and spacecraft.

Tabitha Dodson DARPA’s efforts on the test program. She told Reuters news agency that by March, the agency is expected to choose a company to build the nuclear spacecraft for the 2027 demonstration.

NASA said it plans to continue studying and developing modern space nuclear technologies for other areas of the space program. This includes plans to put nuclear reactor power systems on the moon, and later Mars, to support future human space activities.

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What does the story say fission is important to the process of nuclear thermal propulsion?

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According to Nelson …

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How does the story say nuclear thermal propulsion can improve rocket performance?

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What related technology does the story say NASA is also planning to develop for future space activities?

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What does the story say DARPA is partly responsible for helping begin?

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TASK 1.1. NASA TO WORK WITH MILITARY AGENCY ON NUCLEAR ROCKET TEST FLIGHT. - MATCH THE WORDS AND PHRASES WITH THE DEFINITIONS.

NASA TO WORK WITH MILITARY AGENCY ON NUCLEAR ROCKET TEST FLIGHT.

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