Which of the following is/are cited by the scientists as evidence/evidences for the continued expansion of universe? 1. Detection of microwaves in space 2. Observation of redshift phenomenon in space 3. Movement of asteroids in space 4. Occurrence of supernova explosions in space Select the correct answer using the codes given below
Options
(a)1 and 2
(b)2 only
(c)1, 3 and 4
(d)None of the above can be cited as evidence
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Class 11The Origin and Evolution of the Earth— NCERT Geography, Chapter 2. Early theories explained only the earth and planets: the nebular hypothesis of Kant, revised by Laplace (1796) and again by Otto Schmidt and Carl Weizsäcker (1950), had…
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