ERSC 1P94 MODULE 2 QUESTIONS AND ANSWERS 100% VERIFIED
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Course
ERSC 1P94
Institution
ERSC 1P94
ERSC 1P94 MODULE 2 QUESTIONS AND ANSWERS 100% VERIFIEDERSC 1P94 MODULE 2 QUESTIONS AND ANSWERS 100% VERIFIEDERSC 1P94 MODULE 2 QUESTIONS AND ANSWERS 100% VERIFIEDWhen was it thought that everything around us was created?` - ANSWER-13.7 billion years ago
What is the big bang? - ANSWER-A giantic e...
ERSC 1P94 MODULE 2 QUESTIONS AND
ANSWERS 100% VERIFIED
When was it thought that everything around us was created?` - ANSWER-13.7 billion
years ago
What is the big bang? - ANSWER-A giantic explosion that is beliveed to have caued the
universe to expand rapidly from a very dense hot state and it continues to expand today
Nuclear reaction in which 2 or more atomic nuclei become very close and collide at very
high speeds to form the neclues of a new elemnt - ANSWER-What is nuclear fusion?
What is the sun fueled by? - ANSWER-Nuclear Fusion
What is a main sequence star defined by? - ANSWER-By where it plots on a graph of
the star's brightness agaainst its temperature
star classsification - ANSWER-what does the Hertszprung Russel diagram deal with?
What is AB D or C temp and the luminisity? - ANSWER-aboue 3,000 degrees and
0.02%
What happens when stars with the mass of the sun have burnt all their fuel? -
ANSWER-Evolve into a white dwarf
becomes a red giant or supergiant - ANSWER-What happens when a star exhauts all
the hydrogen?
Does a massive star have a shorter lifespan? - ANSWER-Yes
What kind of stars evolce into dwarf planets? - ANSWER-Ones that are 35% the mass
of the sun
What happens to stars with up to 10x the mass of the sun? - ANSWER-Red giant stage
collapse directly into black hole - ANSWER-What happens when massive stars explode
When did our solar system form? - ANSWER-4.55 billion years ago
Why do they rotate different? - ANSWER-Uranus rotates about an axis that is almost
parallel to the plane and Venus rotates at a right angle
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