The origin and structure of the universe what is the universe made of. The current leading theory for the universe holds that it emerged from a single big bang sometime around 12to 15 billion years ago, undergoing an early and rapid period of inflation. The big bang happened everywhere at once or at least, everywhere that we can conceive of. This site is like a library, use search box in the widget to get ebook that you want. Stephen hawking says he knows what happened before the. This, in turn, requires knowledge of its history, which started with the big bang. Second, the big bang perfectly explains the abundance of helium and. First, they found out that the universe is expandingmeaning that the separations between galaxies are becoming larger and larger.
What equation shows that we can get matter out of energy in the universe. Thanks for watching my video,please share this link and do not try to upload others one like this as well. Hawking expounds his version of the big bang theory. In theory, the universe will eventually compact into a single particle just like at the beginning of the big bang. Access thousands of highquality, free k12 articles, and create online assignments with them for your students. We will do a card sort to help us learn our vocabulary and the timeline for the big bang theory. Understanding the universes birth and its ultimate fate are essential first steps to unveil the mechanisms of how it works. Over the past century, rooted in the theory of general relativity, cosmology has developed a very successful physical model of the universe. Aug 08, 2014 everything we know and see started with the big bang, but physics has yet to figure out exactly how it happened.
The graphic scheme above is an artists concept illustrating the expansion of a portion of a flat universe. And maybe this leads to another big bang, and then another big crunch, and so. The initial explosion that resulted in the formation and expansion of the. Jan 18, 2017 origins of the universe, explained the most popular theory of our universes origin centers on a cosmic cataclysm unmatched in all of historythe big bang. Initially hot plasma of protons, neutrons, electrons and photons, like a fog when the universe grows, it cools down, when it is cool enough neutral stable atoms can form 4,000 k or after 400,000 years these atoms no longer absorb all the light thermal radiation the universe becomes transparent instead. I have read several introductory works on cosmology and the big bang but this one stands alone. Isaac newton, the royal society and the birth of the modern world will help keep the myth alive. This singularity, from which the universe is expanding is the socalled big bang. Origins of the universe, explained the most popular theory of our universes origin centers on a cosmic cataclysm unmatched in all of historythe big bang.
Big bang theory facts for kids our universe for kids. Click download or read online button to get stephen hawking origin of the universe pdf book now. How the universe works is a miniseries that originally aired on the discovery channel april 25, 2010 to may 24, 2010. Although, through technology, we can understand a lot more about this amazing phenomenon now more than we did a long time ago. It is a common misconception that the big bang was the origin of the universe. There is also a center section of beautiful color photographs. Ever expanding universe according to the big bang model, the universe expande d from an extremely dense and hot state and continues to expand today. Good luck getting your mind around what came before the big bang, or put another way, when how the universe works.
As this is virtually the same as another program of his titled how the universe works, we present our answer to the latter program, which we first aired on 8 june 2011. Lecture 19 big bang cosmology university of rochester. This is a 20 day unit about the structure and scale of the universe, the big bang theory, and the life cycle of stars among other things that is guaranteed to engage your students and make your life a little easier. In short, the big bang hypothesis states that all of the current and past matter in the universe came into existence at the same time, roughly. This amazing explosion that started everything has had scientists scratching their heads for thousands of years. This is an indisputable truth that we may reach by using our intelligence, conscience and evidences. Everything we know and see started with the big bang, but physics has yet to figure out exactly how it happened. What physics doesnt know about the big bang how the. How the universe workep1the bigbangvietsub youtube.
This theory says that our expanding part of the universe was caused by a big bang but that this is only one part of the universe. A common analogy explains that space itself is expanding, carrying galaxies with it, like spots on an inflating balloon. According to the big bang model, the universe expanded from an extremely dense and hot state and continues to expand today. Stream how the universe works free with how the universe works 2010 2018 14 episodes 35h. Watch how the universe works season 1 episode 1 big bang indi tv series on dailymotion. The expanding universe this section explains how astronomers think the universe and the solar system formed. The model describes how the universe expanded from an initial state of very high density and high temperature, and offers a comprehensive explanation for a broad range of observed phenomena, including the abundance of light elements, the cosmic. How the universe works season 1 episode 1 big bang. In fact, i will show that the expanding spacetime theory agrees much better with observations than does the big bang theory. The big bang model is a theory for the formation, development and future history of the universe. The first season, broadcast from april 25 to may 24, 2010, was released on bluray on february 28, 2012. The myth of the clockwork universe newton, newtonianism, and the enlightenment.
The first, and fourth to eighth seasons were narrated by mike rowe and the second and third by erik todd dellums. Will the big bang go in reverse, eventually smashing the entire universe into a singularity again the big crunch. How the universe works is a documentary science television series that originally aired on the discovery channel in 2010. Into the universe with stephen hawking is a tv miniseries currently being shown in australia on sbstv. Sold by media discounts and ships from amazon fulfillment. Apr 17, 2019 the big bang is commonly thought of as the start of it all. How the universe works at turnbull school studyblue.
The characteristics of each universe differ according to the details of what happened during its particular big bang. According to the big bang theory, the universe cam e into existence due to a huge explosion called big b ang occurred between 10 and 20 billion. Many say that the universe will then be reborn with another big bang and continue expanding and contracting forever. The dimensionality of spacetime the standard model of particle physics the periodic tableelement abundances. The big bang happened at one place, which can be called the center of the universe. The hot big bang model if the universe is expanding, then it follows that by going back in time, we move towards a moment when the universe was infinitely dense. Allah declares this reality in his holy book, the quran. The model describes how the universe expanded from an initial state of very high density and high temperature, and offers a comprehensive explanation for a broad range of observed phenomena, including the. Use target reading skills as you read about the evidence that supports the big bang theory, complete the graphic organizer. The evolution of the universe western washington university.
The myth of the clockwork universe is both common and for many seemingly assumed. The big bang is commonly thought of as the start of it all. There are three main questions about the big bang that are considered the holy gra. Big bang, black holes, no math is a oneofakind publication that shares with the reader just how exciting the universe has been throughout its history in a way nonmajors can understand, enjoy and appreciate. The big bang was a massive heat explosion that started the universe. Dec 17, 2015 the basics of the big bang theory are fairly simple. Apr 25, 2010 watch how the universe works season 1, episode 1 big bang. Almost 14 billion years ago the big bang exploded the universe into life, from a region smaller than the size of an atom to the universe in a matter of seconds, from nothing to everything. Watch full episodes, get behind the scenes, meet the cast, and much more.
Watch how the universe works season 1, episode 1 big bang. If the universe was denser, hotter, in past, we should see evidence of leftover heat from early universe. Courses 15 documentaries 151 external links 2 images 363 browse by topic 52 videos 90 how the universe works. This led them to deduce that everything used to be extremely close together before some kind of explosion. Featuring a minimalmath handson approach to cosmology and written in. The basics of the big bang theory are fairly simple. As penrose puts forward his truly extraordinary new view of the universe, that the.
The big bang theory is a cosmological model of the observable universe from the earliest known periods through its subsequent largescale evolution. Todays do we will discuss the big bang theory and formation of our universe and evidence to support it. In the episode the story of everything part 1 prof. Improve your students reading comprehension with readworks. Big bang is an episode of the popular discovery channel series how the universe works. How the universe works s03 ep04 first second of the big bang hd watch. I can list pieces of evidence for the big bang theory. Our mission is to support schools in improving their students reading comprehension. Stephen hawking origin of the universe pdf download ebook.
In physical cosmology, the big crunch is one possible scenario for the ultimate fate of the universe, in which the metric expansion of space eventually reverses and the universe recollapses, 27. Thanks to the big bang the fact that the universe had a birthday, or that we can only go back a finite amount of time and the fact that the speed of. This means that the state of the universe, after the big bang, will not depend on anything that may have happened before, because the deterministic laws that govern the universe will break down in. From two and a half men cocreator chuck lorre and gilmore girls coexecutive producer bill prady comes the big bang theory, a comedy about a pair of brilliant physicists who understand how the universe works but have no clue about how to interact with people especially womenand specifically the freespirited beauty next door. There are bubble universes all around, each one caused by a big bang. Learn vocabulary, terms, and more with flashcards, games, and other study tools. In reality, the big bang scenario is completely silent about how the universe.
Regrettably, while the scholarly community has begun to outgrow this myth, it had a hand in perpetuating it, espe. Understanding the universe s birth and its ultimate fate are essential first steps to unveil the mechanisms of how it works. Stars, galaxies, and the universe the expanding universe. In summary, this is an excellent expository work on cosmology and the modern big bang theory. Stephen hawking origin of the universe pdf download.
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