With the aid of one or more diagram, explain how observations of the CMB can be used to determine whether or not space is flat, positively curved or negatively curved. Describe two pieces of evidence that have led to the suggestion that the Universe contains Dark Energy.
With the aid of one or more diagram, explain how observations of the CMB can be used to determine whether or not space is flat, positively curved or negatively curved. Describe two pieces of evidence that have led to the suggestion that the Universe contains Dark Energy.
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Transcribed Image Text:With the aid of one or more diagram, explain how observations of the CMB can be used to
determine whether or not space is flat, positively curved or negatively curved. Describe two
pieces of evidence that have led to the suggestion that the Universe contains Dark Energy.
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