Einsteins universe Study guides, Class notes & Summaries

Einstein's Universe Final Exam ..

We have learned that the centre of the milky way contains a very massive black hole. We developed this understanding by: - Monitoring the orbital motions of many individual stars in the very central parts of the Milky Way If the sun were to be squashed down small enough to become a black hole, then: - The planets in the solar system would orbit the Sun in unchanged fashion (but would receive no light from it) The first stellar mass black hole identified, Cygnus X-1, was found in 1973. The n...

What is "special" about special relativity? What is the most general principle of relativity? ANSWER -It's special in the sense that it is limited to the special case of uniform motion. -The most general principle of relativity would be that the laws of physics are the same in all frames of reference. Newton's Theory of Gravity ANSWER Newton's law of universal gravitation states that any two bodies in the universe attract each other with a force that is directly proportional to ...

why did hale build the telescope on a mountain/why did we put the hubble telescope in space - correct answer to avoid bad weather, on the mountain some of the bad weather will happen below you why is it better to take pictures through the telescope, rather than just look through it - correct answer pictures can collect light for longer periods of time what did henrietta levitt discover, and why was this important - correct answer allows us to calculate distance of stars, yardstick of th...

ASTR 102 Quiz Questions | 100% Correct Answers | Verified | Latest 2024 Version We have learned that the centre of the milky way contains a very massive black hole. We developed this understanding by: - Monitoring the orbital motions of many individual stars in the very central parts of the Milky Way If the sun were to be squashed down small enough to become a black hole, then: - The planets in the solar system would orbit the Sun in unchanged fashion (but would receive no light from it)...

Does the universe exist in time or does time only exist in the Universe - correct answer Time and space are only within the universe, according to Einstein According to Einstein... - correct answer time only exists in the universe -big bang created space and time relativity - correct answer measurement of events, separation between space and time Conservation of Spacetime - correct answer increase movement in space--> decreases movement in time How many dimensions are ne...