'Universe expands' presentation slideshows

Modified Gravity

Modified Gravity. Modification of Einstein equation. replace. keep diffeomorphism symmetry ! at least unimodular diffeomorphisms. Modification of Einstein equation. modified gravity. Dark Energy. Split is ambiguous ! example : cosmological constant. Quantum effective action.

1.03k views • 98 slides

Universe without Expansion

Universe without Expansion. NATURE | NEWS Cosmologist claims Universe may not be expanding Particles' changing masses could explain why distant galaxies appear to be rushing away. Jon Cartwright 16 July 2013. German physicist stops Universe 25.07.2013. Sonntagszeitung Zuerich Laukenmann.

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The Nobel prize in Physics 2006: Cosmology becomes precision science

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Cosmology and the Big Bang

Cosmology and the Big Bang. The expansion of the Universe implies a finite age to the Universe Speed = Distance/Time or v= d/Time => Time = d/v If v = H o d, then Age of the Universe = 1/H o. If H o = 23 km/s/Mly (71 km/s/Mpc), then Age of the Universe = 13,700,000,000 years

458 views • 33 slides

Exam

Exam. Final Exam: * Saturday Dec 14 th @ 9am University College Great Hall seats 1-49 * 2 hours Covers material starting with planetary system formation (refer back to previous sections). ~68 questions in 2 hours About a half dozen math questions

421 views • 30 slides

Chapter 28 Cosmology The Creation and Fate of the Universe

Chapter 28 Cosmology The Creation and Fate of the Universe. Guiding Questions. What does the darkness of the night sky tell us about the nature of the universe? As the universe expands, what, if anything, is it expanding into? Where did the Big Bang take place?

401 views • 28 slides

MAPping the Universe

MAPping the Universe. Introduction: the birth of a new cosmology The cosmic microwave background Measuring the CMB Results from WMAP The future of cosmology. Susan Cartwright University of Sheffield. The Birth of a New Cosmology. Cosmology is the science of the whole universe its origin

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Physics 133: Extragalactic Astronomy and Cosmology

187 views • 17 slides

ORIGIN OF THE UNIVERSE

ORIGIN OF THE UNIVERSE. Astronomers today believe the universe exploded (expanded) outward from a single point. This idea is known as the. Big Bang Theory. What evidence supports the Big Bang Theory?. the red shift in the spectral lines of distant galaxies.

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Cosmology

285 views • 14 slides

Cosmology

312 views • 7 slides