The Nature of Space and Time
... evolution, and underlying physics and chemistry of celestial phenomena and the universe itself… ...
... evolution, and underlying physics and chemistry of celestial phenomena and the universe itself… ...
Digging the Third Grave for Naturalism – No “Dark Matter”
... are normalized. If the matter density is ten times larger, it implies the existence of dark matter. Actually, the matter density of the universe is about 10-28 kg/m3 or about 10-31 g/cm3 . With the new math of Cameli, analyses show that the curves or straight lines in many measurements are practical ...
... are normalized. If the matter density is ten times larger, it implies the existence of dark matter. Actually, the matter density of the universe is about 10-28 kg/m3 or about 10-31 g/cm3 . With the new math of Cameli, analyses show that the curves or straight lines in many measurements are practical ...
Announcements Homework. Final Exam. Isotropy of the CMB
... • Occasional collisions between brown dwarfs Î new low-mass stars (10 to 100 in existence per galaxy at any given time). • Occasional collisions of degenerate stars Î supernova. ...
... • Occasional collisions between brown dwarfs Î new low-mass stars (10 to 100 in existence per galaxy at any given time). • Occasional collisions of degenerate stars Î supernova. ...
Measuring the Age of the Universe
... • Assume 5 meters is distance from Jupiter to Sun (= 5 “AU’s” Earth is at 1 AU -- the Sun is at one end, Jupiter at other. 1 AU = 1 meter is the distance from the sun to the earth. • Without thinking, search your heart and emotions for the best size circle (draw and cut out) that matches the scale s ...
... • Assume 5 meters is distance from Jupiter to Sun (= 5 “AU’s” Earth is at 1 AU -- the Sun is at one end, Jupiter at other. 1 AU = 1 meter is the distance from the sun to the earth. • Without thinking, search your heart and emotions for the best size circle (draw and cut out) that matches the scale s ...
Ch. 21 notes-1
... Describe how the solar system was formed. Introduction Andromeda Galaxy is the most distant object you can see with your unaided eye. Light travels for 2 million years before reaching your eye. Moving Galaxies To study how and when the universe formed, astronomers use information about how galaxi ...
... Describe how the solar system was formed. Introduction Andromeda Galaxy is the most distant object you can see with your unaided eye. Light travels for 2 million years before reaching your eye. Moving Galaxies To study how and when the universe formed, astronomers use information about how galaxi ...
100 $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $200
... chemistry, an energy source, and the ability to hold a liquid solvent like water. The Earth Similarity Index only depends on physical similarity to Earth. ...
... chemistry, an energy source, and the ability to hold a liquid solvent like water. The Earth Similarity Index only depends on physical similarity to Earth. ...
Dark Matter Dark Energy The History of the Universe More of the
... chemistry, an energy source, and the ability to hold a liquid solvent like water. The Earth Similarity Index only depends on physical similarity to Earth. ...
... chemistry, an energy source, and the ability to hold a liquid solvent like water. The Earth Similarity Index only depends on physical similarity to Earth. ...
Ivelina Sotirova Major: Biochemistry Senior at CUNY Hunter College
... did have a silicon absorption line [1]. Even more importantly, they exhibited unique uniformity in their light curves – the plots of brightness evolution following the explosion [1]. The validity of supernovae as a reliable marker throughout the deep space was officially confirmed by later research, ...
... did have a silicon absorption line [1]. Even more importantly, they exhibited unique uniformity in their light curves – the plots of brightness evolution following the explosion [1]. The validity of supernovae as a reliable marker throughout the deep space was officially confirmed by later research, ...
6. Star Colors and the Hertzsprung
... The expansion velocity is the slope of these curves at a given time ...
... The expansion velocity is the slope of these curves at a given time ...
Large Number Hypothesis
... constant and the electric charge is about 137. Dirac believes these large dimensionless numbers are somewhat related to each other, e.g., a relationship exists between cosmological and microscopic processes. The ratio of the gravitational and the coulomb forces is not a constant, but increases pro ...
... constant and the electric charge is about 137. Dirac believes these large dimensionless numbers are somewhat related to each other, e.g., a relationship exists between cosmological and microscopic processes. The ratio of the gravitational and the coulomb forces is not a constant, but increases pro ...
The Universe - Mrs. Bills Brainy Bunch
... of the distances to galaxies with other astronomers’ measurements of redshift. From this data, he noticed a relationship, which is now called Hubble’s Law: The farther away a galaxy is, the faster it is moving away from us. ...
... of the distances to galaxies with other astronomers’ measurements of redshift. From this data, he noticed a relationship, which is now called Hubble’s Law: The farther away a galaxy is, the faster it is moving away from us. ...
7_Big_bang
... M31 is made out of lots of stars just like our own Milky Way! We are but one of very many galaxies! Stars were very dim. This implied M31 is very far away. Of order 3 million light years! [Note, today we think of this distance as a very close neigbor.] Read discussion and debate in the Perfect Machi ...
... M31 is made out of lots of stars just like our own Milky Way! We are but one of very many galaxies! Stars were very dim. This implied M31 is very far away. Of order 3 million light years! [Note, today we think of this distance as a very close neigbor.] Read discussion and debate in the Perfect Machi ...
hubble amazing universe worksheet
... and ____________________, and gasses are assigned colors. Blue is ___________, and green is ___________________. 8. This region is _____________ light years across! 9. Hubble even showed a star about to die! As a star runs out of ______________, it expands, and it is released into space. 10. Someday ...
... and ____________________, and gasses are assigned colors. Blue is ___________, and green is ___________________. 8. This region is _____________ light years across! 9. Hubble even showed a star about to die! As a star runs out of ______________, it expands, and it is released into space. 10. Someday ...
The universe
... The milky way is given that name because it appears in the sky at night as a splashing milk ...
... The milky way is given that name because it appears in the sky at night as a splashing milk ...
1_Introduction - The Ohio State University Department of
... Why is the universe full of isotropic blackbody radiation (the CMB)? Let’s suppose that the universe was very hot as well as very dense when it started expanding. This hypothesis (hot, dense beginning) is called the Hot Big Bang model. ...
... Why is the universe full of isotropic blackbody radiation (the CMB)? Let’s suppose that the universe was very hot as well as very dense when it started expanding. This hypothesis (hot, dense beginning) is called the Hot Big Bang model. ...
The Hubble Space Telescope - the first 10 years
... • Aim, to measure the expansion rate of the Universe => the age of the universe! • To do this we need a very accurate distance measurement, the velocity we already know • But how do we measure distances ? • Well some stars are known to pulsate at a rate which depends on their brightness. • We can us ...
... • Aim, to measure the expansion rate of the Universe => the age of the universe! • To do this we need a very accurate distance measurement, the velocity we already know • But how do we measure distances ? • Well some stars are known to pulsate at a rate which depends on their brightness. • We can us ...
Teacher`s Guide - Discovery Education
... 2 points: Students showed a satisfactory understanding of Earth’s place in the universe and the concepts of the speed of light and light-years; provided mostly accurate calculations for the distance of a light-year; identified two appropriate images for the “time machine telescope,” and provided com ...
... 2 points: Students showed a satisfactory understanding of Earth’s place in the universe and the concepts of the speed of light and light-years; provided mostly accurate calculations for the distance of a light-year; identified two appropriate images for the “time machine telescope,” and provided com ...
final review sheet
... 3) If the distance between the Sun and the Earth increased by a factor of 2, the Sun’s luminosity would decrease by a factor of 4. 4) Pre-main sequence stars release energy by nuclear reactions which turn hydrogen into helium. 5) Astronomers can determine the age of clusters by looking at the distri ...
... 3) If the distance between the Sun and the Earth increased by a factor of 2, the Sun’s luminosity would decrease by a factor of 4. 4) Pre-main sequence stars release energy by nuclear reactions which turn hydrogen into helium. 5) Astronomers can determine the age of clusters by looking at the distri ...
1.1 Fundamental Observers
... Isotropic. These two terms are not the same: Homogeneous: The same at every point. Isotropic: The same in all direction, To appreciate the difference, consider a spherically symmetric distribution of matter. When viewed from its central point, such a distribution would be isotropic, but not necessar ...
... Isotropic. These two terms are not the same: Homogeneous: The same at every point. Isotropic: The same in all direction, To appreciate the difference, consider a spherically symmetric distribution of matter. When viewed from its central point, such a distribution would be isotropic, but not necessar ...
Class notes 2 - University of Texas Astronomy
... The parsec (1 pc) is the distance at which 1 AU subtends an angle of 1 arcsec: 1 pc≅ 2 × 105 AU ≅ 3 × 1013km ≅ 3 light years Nearest star (at ~ 1.3 pc): Proxima Centauri, currently the nearest member of the ...
... The parsec (1 pc) is the distance at which 1 AU subtends an angle of 1 arcsec: 1 pc≅ 2 × 105 AU ≅ 3 × 1013km ≅ 3 light years Nearest star (at ~ 1.3 pc): Proxima Centauri, currently the nearest member of the ...
dark matter
... ranging from a few hours to a few weeks. They are are extremely useful because it turns out that their luminosity and period are tightly related – the longer the period, the brighter the Cepheid. The brightest cepheids are many thousands of times brighter than the Sun. This means they can be seen ou ...
... ranging from a few hours to a few weeks. They are are extremely useful because it turns out that their luminosity and period are tightly related – the longer the period, the brighter the Cepheid. The brightest cepheids are many thousands of times brighter than the Sun. This means they can be seen ou ...