Black Hole. Vesc C. singularity. Vesc = C. Vesc C. event ... Black Hole. all the matter. all the energy. in the same place. microscopically tiny. no space ...
Meaning that the Brightness B of a star is constant, so faraway stars should be ... So the brightness of the will decrease as we look at stars farther away. But ...
If the universe were infinitely big and infinitely old, there should be no dark ... all kinds of possibilities including bird droppings, but nothing helped. ...
if the Universe is infinite and filled uniformly with stars, ... All exploded outwards = the Big Bang (Fred Hoyle coined this name, intending it to be derisive) ...
Olber's Paradox (actually discussed much earlier, by Digges, ... Isotropy Universe looks the same in ... 'horizon problem' isotropy of CMB (same to 1 ...
... Universe 1000x bigger. lpeak = 1000x longer. lpeak = microwaves (radio). T = 3K! Where do you look? Recall Lookback time. Universe is a time machine.
Since Chapter 1, our discussion has focused on learning to understand the universe. Our outward journey has discussed the appearance of the night sky, ...
What aspects of the universe were originally unexplained by the Big Bang model? ... Mysteries Unexplained by the original Big Bang model. Where does structure ...
Changes during sunset and sunrise? Why is the sky black at night? ... So we wont be holding our breath waiting for the night sky to be as bright as the daylight. ...
Title: Cosmology, Inflation, & Compact Extra Dimensions Last modified by: Chad Middleton Document presentation format: On-screen Show Company: Chad Middleton
1785: James Hutton (the 'father of geology') the Earth as a superorganism. ... the cells are communities of once-independent microorganisms (endosymbiosis) ...
Note that the following lectures include animations and PowerPoint effects such as fly ins and transitions that require you to be in PowerPoint's Slide Show mode
The measure of time is a historical event and there is not only our way to ... Homogeneity and isotropy of the Universe (copernican or cosmological principle) ...
Einstein develops a mathematical model of how gravity works on the scale of the ... Believing this to be nonsense he adds a 'fudge factor' called the cosmological ...
Astronomy 100 The Beginning and End of the Universe Now: Explain the Big Bang to someone near you. Speculate: how will the Universe end? Goal: Understand the basic ...
Newton suggested that for the stars not to have coalesced, the universe must be ... 1927 - Lema tre proposes an exploding 'Primeval Atom' to explain the origin of ...
... at c metres per second then one wave will be emitted in a time of ?/c seconds ... If two galaxies are distance d apart then in a time ?t the galaxies move a ...
Title: Diapositiva 1 Author: Marano Last modified by: Prof. Bruno Marano Created Date: 3/16/2004 4:18:00 PM Document presentation format: Presentazione su schermo
Why is the darkness of the night sky evidence that the Universe started sometime? ... Night sky is dark because the universe has a beginning and changes with time ...
Chunks of the asteroid 4 Vesta (along with howardites and diogenites) ... PUBLIC/GEODEPT/COURSES/petrology/moon_rocks/technical_images/SciAm_1_small. jpg ...
Title: PowerPoint Presentation Last modified by: Nelson Mendes Document presentation format: Apresenta o na tela Other titles: Times New Roman Brush Script MT ...
The Solar System Isaac Newton (1642) 1665-1666: new version of natural philosophy Three Laws of Motion the natural state of motion is a constant speed in a straight ...
Measure redshift of galaxy: (?-?0)/?0. Compute radial velocity: v = c (?-?0)/?0 ... of the interstellar gas in our Galaxy is atomic hydrogen. density 10 atoms ...
The Tully-Fisher Relation A relation between the rotation speed of a spiral galaxy and its luminosity The more mass a galaxy has the brighter it is the faster it ...
No matter which galaxy you call home you will see all other galaxies receding ... a very long time ago all matter was compressed to single point (as energy) ...
Title: ASTRONOMOS II Author: Javier de Lucas Last modified by: Javier de Lucas Created Date: 9/8/2006 4:08:45 PM Document presentation format: Presentaci n en pantalla
Chapter 17 The Beginning of Time 17.1 The Big Bang Our goals for learning: What were conditions like in the early universe? What is the history of the universe ...
Lecture 25 Problems with the Big Bang Inflation ASTR 340 Fall 2006 Dennis Papadopoulos The cosmic concordance What is our universe like? Matter content?
The Big Bang Evidence. The Science of Creation. 19. Goals. What is ... It pervades all space. It has reflected in every direction over the age of the universe. ...
... blue, while stars in their central bulges are shown in yellow. ... The Big Bang Theory. Hubble's Law implies that. the entire universe started ... Big ...
... and structures in the Universe moving through a fixed fabric of space-time. the fabric of space-time expanding, taking all objects and structures along with ...
Newton deduce that the universe had to be infinite in size for it to be stable ... (Note: Same viewpoint elucidated in 1848 by American poet Edgar Allen Poe! ...